diff --git a/packages/api-client/src/modules/archon/content/v1.ts b/packages/api-client/src/modules/archon/content/v1.ts
index fa0c951d6f..71aedc9bd1 100644
--- a/packages/api-client/src/modules/archon/content/v1.ts
+++ b/packages/api-client/src/modules/archon/content/v1.ts
@@ -105,6 +105,57 @@ export class ArchonContentV1Module extends AbstractModule {
 		})
 	}
 
+	/** POST /v1/:server_id/worlds/:world_id/addons/set-enabled-server */
+	public async setAddonEnabledServer(
+		serverId: string,
+		worldId: string,
+		request: Archon.Content.v1.SetAddonEnabledRequest,
+	): Promise<void> {
+		await this.client.request<void>(
+			`/servers/${serverId}/worlds/${worldId}/addons/set-enabled-server`,
+			{
+				api: 'archon',
+				version: 1,
+				method: 'POST',
+				body: request,
+			},
+		)
+	}
+
+	/** POST /v1/:server_id/worlds/:world_id/addons/set-enabled-player */
+	public async setAddonEnabledPlayer(
+		serverId: string,
+		worldId: string,
+		request: Archon.Content.v1.SetAddonEnabledRequest,
+	): Promise<void> {
+		await this.client.request<void>(
+			`/servers/${serverId}/worlds/${worldId}/addons/set-enabled-player`,
+			{
+				api: 'archon',
+				version: 1,
+				method: 'POST',
+				body: request,
+			},
+		)
+	}
+
+	/** POST /v1/:server_id/worlds/:world_id/addons/set-locked-side-toggle */
+	public async setAddonSideToggleLocked(
+		serverId: string,
+		worldId: string,
+		request: Archon.Content.v1.SetAddonSideToggleLockedRequest,
+	): Promise<void> {
+		await this.client.request<void>(
+			`/servers/${serverId}/worlds/${worldId}/addons/set-locked-side-toggle`,
+			{
+				api: 'archon',
+				version: 1,
+				method: 'POST',
+				body: request,
+			},
+		)
+	}
+
 	/** POST /v1/:server_id/worlds/:world_id/addons/delete-many */
 	public async deleteAddons(
 		serverId: string,
diff --git a/packages/api-client/src/modules/archon/types.ts b/packages/api-client/src/modules/archon/types.ts
index 00fb3c7da4..62bebb4531 100644
--- a/packages/api-client/src/modules/archon/types.ts
+++ b/packages/api-client/src/modules/archon/types.ts
@@ -301,6 +301,25 @@ export namespace Archon {
 				environment?: Labrinth.Projects.v3.Environment | null
 			}
 
+			export type AddonManifestEnvironment =
+				| 'client_and_server'
+				| 'client_only'
+				| 'dedicated_server_only'
+
+			export type AddonManifestWarnings = {
+				multiple_mod_entries: number | null
+				malformed: boolean
+			}
+
+			export type AddonManifest = {
+				platform: Modloader
+				name: string | null
+				version: string | null
+				environment: AddonManifestEnvironment | null
+				icon_embedded: boolean
+				warnings: AddonManifestWarnings
+			}
+
 			export type AddonStatus =
 				| 'pending'
 				| 'installed'
@@ -316,6 +335,10 @@ export namespace Archon {
 				filesize: number
 				btime?: string
 				disabled: boolean
+				disabled_server: boolean
+				disabled_player: boolean
+				side_toggle_unlocked: boolean
+				manifest: AddonManifest | null
 				kind: AddonKind
 				from_modpack: boolean
 				status: AddonStatus
@@ -354,6 +377,14 @@ export namespace Archon {
 				filename: string
 			}
 
+			export type SetAddonEnabledRequest = RemoveAddonRequest & {
+				enabled: boolean
+			}
+
+			export type SetAddonSideToggleLockedRequest = RemoveAddonRequest & {
+				locked: boolean
+			}
+
 			export type UpdateAddonRequest = {
 				filename: string
 				version_id?: string | null
@@ -1063,6 +1094,7 @@ export namespace Archon {
 				project_id: string | null
 				pack_client_retained: boolean
 				pack_client_depends: boolean
+				manifest?: Archon.Content.v1.AddonManifest | null
 				status: Archon.Content.v1.AddonStatus
 				filesize: number | null
 				name: string | null
diff --git a/packages/api-client/src/modules/kyros/content/v1.ts b/packages/api-client/src/modules/kyros/content/v1.ts
index 9f5f4f8b16..02d32927a8 100644
--- a/packages/api-client/src/modules/kyros/content/v1.ts
+++ b/packages/api-client/src/modules/kyros/content/v1.ts
@@ -7,6 +7,24 @@ export class KyrosContentV1Module extends AbstractModule {
 		return 'kyros_content_v1'
 	}
 
+	/** GET /v1/worlds/:world_id/content/embedded-icon */
+	public async getEmbeddedAddonIcon(
+		worldId: string,
+		parentDirectory: 'mods' | 'plugins',
+		filename: string,
+	): Promise<Blob> {
+		return this.client.request<Blob>(`/worlds/${worldId}/content/embedded-icon`, {
+			api: '',
+			version: 'v1',
+			method: 'GET',
+			params: {
+				parent_directory: parentDirectory,
+				filename,
+			},
+			useNodeAuth: true,
+		})
+	}
+
 	/**
 	 * Upload addon files to a world via multipart form data
 	 *
diff --git a/packages/ui/src/composables/server-panel-sync.ts b/packages/ui/src/composables/server-panel-sync.ts
index cd4101b096..474817a1d2 100644
--- a/packages/ui/src/composables/server-panel-sync.ts
+++ b/packages/ui/src/composables/server-panel-sync.ts
@@ -233,17 +233,48 @@ export function useServerPanelSync(options: UseServerPanelSyncOptions) {
 		}
 
 		const content = worldContentUpdateToAddons(event)
-		queryClient.setQueryData<Archon.Content.v1.Addons>(contentListKey(serverId), {
+		queryClient.setQueryData<Archon.Content.v1.Addons>(contentListKey(serverId), (current) => ({
 			...content,
-			addons: content.addons?.filter((addon) => !addon.from_modpack) ?? null,
-		})
-		queryClient.setQueryData<Archon.Content.v1.Addons>(modpackContentListKey(serverId), {
-			...content,
-			addons: content.addons?.filter((addon) => addon.from_modpack) ?? null,
-		})
+			addons: mergeWorldContentSideState(
+				current?.addons ?? [],
+				content.addons?.filter((addon) => !addon.from_modpack) ?? [],
+			),
+		}))
+		queryClient.setQueryData<Archon.Content.v1.Addons>(
+			modpackContentListKey(serverId),
+			(current) => ({
+				...content,
+				addons: mergeWorldContentSideState(
+					current?.addons ?? [],
+					content.addons?.filter((addon) => addon.from_modpack) ?? [],
+				),
+			}),
+		)
+		void queryClient.invalidateQueries({ queryKey: contentListKey(serverId) })
+		void queryClient.invalidateQueries({ queryKey: modpackContentListKey(serverId) })
 		void queryClient.invalidateQueries({ queryKey: serverV1DetailKey(serverId) })
 	}
 
+	function mergeWorldContentSideState(
+		currentAddons: Archon.Content.v1.Addon[],
+		incomingAddons: Archon.Content.v1.Addon[],
+	) {
+		const currentByFilename = new Map(
+			currentAddons.map((addon) => [normalizeAddonFilename(addon.filename), addon] as const),
+		)
+		return incomingAddons.map((incoming) => {
+			const current = currentByFilename.get(normalizeAddonFilename(incoming.filename))
+			return current
+				? {
+						...incoming,
+						disabled_server: current.disabled_server,
+						disabled_player: current.disabled_player,
+						side_toggle_unlocked: current.side_toggle_unlocked,
+					}
+				: incoming
+		})
+	}
+
 	function worldContentUpdateToAddons(
 		event: Archon.Sync.v1.WorldContentUpdateEvent,
 	): Archon.Content.v1.Addons {
@@ -297,7 +328,11 @@ export function useServerPanelSync(options: UseServerPanelSyncOptions) {
 			filename: item.filename,
 			filesize: item.filesize ?? 0,
 			btime: item.btime,
-			disabled: item.filename.endsWith('.disabled'),
+			disabled: false,
+			disabled_server: false,
+			disabled_player: false,
+			side_toggle_unlocked: false,
+			manifest: item.manifest ?? null,
 			kind: parentDirectoryToAddonKind(item.parent_directory),
 			from_modpack: item.from_modpack,
 			status: item.status,
diff --git a/packages/ui/src/composables/virtual-scroll.ts b/packages/ui/src/composables/virtual-scroll.ts
index e80b2e503e..71c973c402 100644
--- a/packages/ui/src/composables/virtual-scroll.ts
+++ b/packages/ui/src/composables/virtual-scroll.ts
@@ -7,7 +7,7 @@ export interface ScrollViewportOptions {
 }
 
 export interface VirtualScrollOptions {
-	itemHeight: number
+	itemHeight: number | Ref<number>
 	bufferSize?: number
 	initialItemCount?: number
 	enabled?: Ref<boolean>
@@ -140,6 +140,9 @@ export function useVirtualScroll<T>(items: Ref<T[]>, options: VirtualScrollOptio
 		onNearEnd,
 		nearEndThreshold = 0.2,
 	} = options
+	const resolvedItemHeight = computed(() =>
+		typeof itemHeight === 'number' ? itemHeight : itemHeight.value,
+	)
 
 	const {
 		listContainer,
@@ -152,7 +155,7 @@ export function useVirtualScroll<T>(items: Ref<T[]>, options: VirtualScrollOptio
 		onScroll: checkNearEnd,
 	})
 
-	const totalHeight = computed(() => items.value.length * itemHeight)
+	const totalHeight = computed(() => items.value.length * resolvedItemHeight.value)
 
 	const visibleRange = computed(() => {
 		if (enabled && !enabled.value) {
@@ -163,8 +166,8 @@ export function useVirtualScroll<T>(items: Ref<T[]>, options: VirtualScrollOptio
 			return { start: 0, end: Math.min(items.value.length, initialItemCount) }
 		}
 
-		const start = Math.floor(relativeScrollTop.value / itemHeight)
-		const visibleCount = Math.ceil(viewportHeight.value / itemHeight)
+		const start = Math.floor(relativeScrollTop.value / resolvedItemHeight.value)
+		const visibleCount = Math.ceil(viewportHeight.value / resolvedItemHeight.value)
 		const rangeSize = visibleCount + bufferSize * 2
 
 		const rangeStart = Math.min(
@@ -180,7 +183,7 @@ export function useVirtualScroll<T>(items: Ref<T[]>, options: VirtualScrollOptio
 	})
 
 	const visibleTop = computed(() =>
-		enabled && !enabled.value ? 0 : visibleRange.value.start * itemHeight,
+		enabled && !enabled.value ? 0 : visibleRange.value.start * resolvedItemHeight.value,
 	)
 
 	const visibleItems = computed(() =>
diff --git a/packages/ui/src/layouts/shared/content-tab/components/ContentCardItem.vue b/packages/ui/src/layouts/shared/content-tab/components/ContentCardItem.vue
index 899e526d95..a4170149bf 100644
--- a/packages/ui/src/layouts/shared/content-tab/components/ContentCardItem.vue
+++ b/packages/ui/src/layouts/shared/content-tab/components/ContentCardItem.vue
@@ -28,11 +28,16 @@ import { truncatedTooltip } from '#ui/utils/truncate'
 
 import type {
 	ClientWarningType,
+	ContentCardEmbeddedIcon,
 	ContentCardProject,
 	ContentCardVersion,
+	ContentEnabledForState,
 	ContentOwner,
+	ContentSide,
 	ContentSource,
 } from '../types'
+import ContentCardItemIcon from './ContentCardItemIcon.vue'
+import ContentEnabledFor from './ContentEnabledFor.vue'
 
 const { formatMessage } = useVIntl()
 
@@ -77,6 +82,8 @@ interface Props {
 	hideDelete?: boolean
 	hideActions?: boolean
 	inline?: boolean
+	enabledFor?: ContentEnabledForState
+	embeddedIcon?: ContentCardEmbeddedIcon
 }
 
 const props = withDefaults(defineProps<Props>(), {
@@ -104,12 +111,15 @@ const props = withDefaults(defineProps<Props>(), {
 	hideDelete: false,
 	hideActions: false,
 	inline: false,
+	enabledFor: undefined,
+	embeddedIcon: undefined,
 })
 
 const selected = defineModel<boolean>('selected')
 
 const emit = defineEmits<{
 	'update:enabled': [value: boolean]
+	'update:enabled-for': [side: ContentSide, value: boolean]
 	select: [value: boolean, event?: MouseEvent]
 	delete: [event: MouseEvent]
 	update: []
@@ -128,6 +138,7 @@ const fileNameRef = ref<HTMLElement | null>(null)
 
 const isDisabled = computed(() => props.disabled || props.installing)
 const isToggleDisabled = computed(() => isDisabled.value || props.toggleDisabled)
+const isEnabledForDisabled = computed(() => !props.enabledFor?.server && !props.enabledFor?.player)
 
 const clientWarningMessage = computed(() => {
 	switch (props.clientWarning) {
@@ -154,16 +165,21 @@ const installTooltip = computed(() => {
 		role="row"
 		class="flex items-center justify-between"
 		:class="{
-			'h-[74px] gap-4 px-3': !inline,
+			'h-[74px] gap-4 px-3': !inline && !enabledFor,
+			'h-[72px] gap-4 px-3': !inline && enabledFor,
 			'gap-3': inline,
 			'opacity-50 grayscale': disabled && !installing,
-			'opacity-50': installing,
+			'opacity-50': installing || (enabledFor && isEnabledForDisabled && !disabled),
 		}"
 	>
 		<div
 			class="flex min-w-0 items-center gap-4"
 			:class="
-				hideActions ? 'flex-1' : 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none'
+				hideActions
+					? 'flex-1'
+					: enabledFor
+						? 'flex-1 @[800px]:w-[340px] @[800px]:shrink-0 @[800px]:flex-none'
+						: 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none'
 			"
 		>
 			<Checkbox
@@ -177,15 +193,14 @@ const installTooltip = computed(() => {
 
 			<div
 				class="flex min-w-0 items-center gap-3 transition-[filter,opacity] duration-200"
-				:class="enabled === false && !disabled ? 'grayscale opacity-50' : ''"
+				:class="!enabledFor && enabled === false && !disabled ? 'grayscale opacity-50' : ''"
 			>
 				<div v-tooltip="installTooltip" class="relative flex shrink-0 items-center">
-					<Avatar
+					<ContentCardItemIcon
 						:src="project.icon_url"
 						:alt="project.title"
-						size="3rem"
-						no-shadow
-						class="rounded-2xl border border-surface-5"
+						:tint-by="project.id"
+						:embedded-icon="embeddedIcon"
 					/>
 					<div
 						v-if="installing"
@@ -295,11 +310,27 @@ const installTooltip = computed(() => {
 			</div>
 		</div>
 
+		<div
+			v-if="enabledFor"
+			class="hidden w-[200px] shrink-0 @[800px]:block"
+		>
+			<ContentEnabledFor
+				:model-value="enabledFor"
+				:disabled="isDisabled"
+				:disabled-tooltip="isDisabled ? disabledTooltip : undefined"
+				@update:model-value="(side, value) => emit('update:enabled-for', side, value)"
+			/>
+		</div>
+
 		<div
 			class="hidden flex-col gap-0.5 transition-[filter,opacity] duration-200 @[800px]:flex"
 			:class="[
-				hideActions ? 'flex-1' : 'flex-1 min-w-0',
-				enabled === false && !disabled ? 'grayscale opacity-50' : '',
+				hideActions
+					? 'flex-1'
+					: enabledFor
+						? 'w-[250px] min-w-0 shrink-0'
+						: 'flex-1 min-w-0',
+				!enabledFor && enabled === false && !disabled ? 'grayscale opacity-50' : '',
 			]"
 		>
 			<template v-if="version">
@@ -335,7 +366,8 @@ const installTooltip = computed(() => {
 
 		<div
 			v-if="!hideActions"
-			class="flex min-w-[160px] shrink-0 items-center justify-end gap-2 transition-colors duration-200"
+			class="flex shrink-0 items-center justify-end gap-2 transition-colors duration-200"
+			:class="enabledFor ? 'w-[112px]' : 'min-w-[160px]'"
 		>
 			<slot name="additionalButtonsLeft" />
 
@@ -398,7 +430,7 @@ const installTooltip = computed(() => {
 			</div>
 
 			<Toggle
-				v-if="enabled !== undefined && !hideToggle"
+				v-if="enabled !== undefined && !hideToggle && !enabledFor"
 				v-tooltip="
 					isToggleDisabled && (toggleDisabledTooltip || disabledTooltip)
 						? (toggleDisabledTooltip ?? disabledTooltip)
diff --git a/packages/ui/src/layouts/shared/content-tab/components/ContentCardItemIcon.vue b/packages/ui/src/layouts/shared/content-tab/components/ContentCardItemIcon.vue
new file mode 100644
index 0000000000..d1e5da69f5
--- /dev/null
+++ b/packages/ui/src/layouts/shared/content-tab/components/ContentCardItemIcon.vue
@@ -0,0 +1,91 @@
+<script setup lang="ts">
+import { useQuery } from '@tanstack/vue-query'
+import { computed, onScopeDispose, ref, watch } from 'vue'
+
+import Avatar from '#ui/components/base/Avatar.vue'
+
+import type { ContentCardEmbeddedIcon } from '../types'
+
+const props = defineProps<{
+	src?: string | null
+	fallbackUrl?: string | null
+	embeddedIcon?: ContentCardEmbeddedIcon
+	alt: string
+	tintBy?: string
+}>()
+
+const queryKey = computed(
+	() => props.embeddedIcon?.queryKey ?? (['content', 'embedded-icon', 'disabled'] as const),
+)
+
+const embeddedIconQuery = useQuery({
+	queryKey,
+	queryFn: () => {
+		if (!props.embeddedIcon) throw new Error('Missing embedded icon request')
+		return props.embeddedIcon.queryFn()
+	},
+	enabled: computed(
+		() => typeof window !== 'undefined' && !props.src && props.embeddedIcon !== undefined,
+	),
+	staleTime: Infinity,
+})
+
+const embeddedIconUrl = ref<string>()
+let pendingIconUrl: string | undefined
+let validationId = 0
+
+watch(
+	() => embeddedIconQuery.data.value,
+	(blob) => {
+		validationId += 1
+		const currentValidationId = validationId
+		if (embeddedIconUrl.value) URL.revokeObjectURL(embeddedIconUrl.value)
+		if (pendingIconUrl) URL.revokeObjectURL(pendingIconUrl)
+		embeddedIconUrl.value = undefined
+		pendingIconUrl = undefined
+		if (!blob) return
+
+		const candidateUrl = URL.createObjectURL(blob)
+		pendingIconUrl = candidateUrl
+		const image = new Image()
+		image.onload = () => {
+			if (currentValidationId !== validationId) return
+			pendingIconUrl = undefined
+			embeddedIconUrl.value = candidateUrl
+		}
+		image.onerror = () => {
+			if (currentValidationId !== validationId) return
+			pendingIconUrl = undefined
+			URL.revokeObjectURL(candidateUrl)
+		}
+		image.src = candidateUrl
+	},
+	{ immediate: true },
+)
+
+onScopeDispose(() => {
+	validationId += 1
+	if (embeddedIconUrl.value) URL.revokeObjectURL(embeddedIconUrl.value)
+	if (pendingIconUrl) URL.revokeObjectURL(pendingIconUrl)
+})
+
+const resolvedSrc = computed(
+	() =>
+		props.src ??
+		embeddedIconUrl.value ??
+		props.embeddedIcon?.fallbackUrl ??
+		props.fallbackUrl ??
+		undefined,
+)
+</script>
+
+<template>
+	<Avatar
+		:src="resolvedSrc"
+		:alt="alt"
+		:tint-by="tintBy"
+		size="3rem"
+		no-shadow
+		class="rounded-2xl border border-surface-5"
+	/>
+</template>
diff --git a/packages/ui/src/layouts/shared/content-tab/components/ContentCardTable.vue b/packages/ui/src/layouts/shared/content-tab/components/ContentCardTable.vue
index a9e32f1d8d..408552addf 100644
--- a/packages/ui/src/layouts/shared/content-tab/components/ContentCardTable.vue
+++ b/packages/ui/src/layouts/shared/content-tab/components/ContentCardTable.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
-import { ChevronDownIcon, ChevronUpIcon } from '@modrinth/assets'
+import { ChevronDownIcon, ChevronUpIcon, InfoIcon } from '@modrinth/assets'
 import { computed, getCurrentInstance, ref, toRef } from 'vue'
 
 import Checkbox from '#ui/components/base/Checkbox.vue'
-import { useVIntl } from '#ui/composables/i18n'
+import { defineMessages, useVIntl } from '#ui/composables/i18n'
 import { useStickyObserver } from '#ui/composables/sticky-observer'
 import { useVirtualScroll } from '#ui/composables/virtual-scroll'
 import { commonMessages } from '#ui/utils/common-messages'
@@ -17,6 +17,22 @@ import ContentCardItem from './ContentCardItem.vue'
 
 const { formatMessage } = useVIntl()
 
+const messages = defineMessages({
+	enabledFor: {
+		id: 'content.enabled-for.label',
+		defaultMessage: 'Enabled for',
+	},
+	enabledForDescription: {
+		id: 'content.enabled-for.description',
+		defaultMessage:
+			'Choose whether this content runs on the server, is sent to players, or is disabled in both places.',
+	},
+	sortEnabledFor: {
+		id: 'content.enabled-for.sort',
+		defaultMessage: 'Sort by where content is enabled',
+	},
+})
+
 interface Props {
 	items: ContentCardTableItem[]
 	showSelection?: boolean
@@ -28,6 +44,8 @@ interface Props {
 	hideHeader?: boolean
 	flat?: boolean
 	showItemActions?: boolean
+	showEnabledForColumn?: boolean
+	enabledForSortDirection?: ContentCardTableSortDirection
 }
 
 const props = withDefaults(defineProps<Props>(), {
@@ -40,6 +58,8 @@ const props = withDefaults(defineProps<Props>(), {
 	hideHeader: false,
 	flat: false,
 	showItemActions: false,
+	showEnabledForColumn: false,
+	enabledForSortDirection: undefined,
 })
 
 const stickyHeaderRef = ref<HTMLElement | null>(null)
@@ -49,10 +69,12 @@ const selectedIds = defineModel<string[]>('selectedIds', { default: () => [] })
 
 const emit = defineEmits<{
 	'update:enabled': [id: string, value: boolean]
+	'update:enabled-for': [id: string, side: 'server' | 'player', value: boolean]
 	delete: [id: string, event: MouseEvent]
 	update: [id: string]
 	switchVersion: [id: string]
 	sort: [column: ContentCardTableSortColumn, direction: ContentCardTableSortDirection]
+	'sort-enabled-for': [direction: ContentCardTableSortDirection]
 }>()
 
 // Check if any actions are available
@@ -65,6 +87,9 @@ const hasSwitchVersionListener = computed(
 const hasEnabledListener = computed(
 	() => typeof instance?.vnode.props?.['onUpdate:enabled'] === 'function',
 )
+const hasEnabledForColumn = computed(
+	() => props.showEnabledForColumn || props.items.some((item) => item.enabledFor !== undefined),
+)
 
 const hasAnyActions = computed(() => {
 	// Check if there are listeners for actions
@@ -80,17 +105,18 @@ const hasAnyActions = computed(() => {
 		(item) =>
 			(item.overflowOptions && item.overflowOptions.length > 0) ||
 			item.hasUpdate ||
-			item.enabled !== undefined,
+			(item.enabled !== undefined && !item.hideToggle),
 	)
 
 	return hasListeners || hasItemActions || props.showItemActions
 })
 
 // Virtualization
+const itemHeight = computed(() => (hasEnabledForColumn.value ? 72 : 74))
 const { listContainer, totalHeight, visibleRange, visibleTop, visibleItems } = useVirtualScroll(
 	toRef(props, 'items'),
 	{
-		itemHeight: 74,
+		itemHeight,
 		bufferSize: 5,
 		initialItemCount: 20,
 		enabled: toRef(props, 'virtualized'),
@@ -167,6 +193,12 @@ function handleSort(column: ContentCardTableSortColumn) {
 
 	emit('sort', column, newDirection)
 }
+
+function handleEnabledForSort() {
+	const newDirection: ContentCardTableSortDirection =
+		props.enabledForSortDirection === 'desc' ? 'asc' : 'desc'
+	emit('sort-enabled-for', newDirection)
+}
 </script>
 
 <template>
@@ -191,7 +223,11 @@ function handleSort(column: ContentCardTableSortColumn) {
 				role="row"
 				class="flex min-w-0 items-center gap-4"
 				:class="
-					hasAnyActions ? 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none' : 'flex-1'
+					hasAnyActions
+						? hasEnabledForColumn
+							? 'flex-1 @[800px]:w-[340px] @[800px]:shrink-0 @[800px]:flex-none'
+							: 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none'
+						: 'flex-1'
 				"
 			>
 				<Checkbox
@@ -225,7 +261,53 @@ function handleSort(column: ContentCardTableSortColumn) {
 				}}</span>
 			</div>
 
-			<div class="hidden @[800px]:flex" :class="hasAnyActions ? 'flex-1 min-w-0' : 'flex-1'">
+			<div
+				v-if="hasEnabledForColumn"
+				role="columnheader"
+				:aria-sort="
+					enabledForSortDirection
+						? enabledForSortDirection === 'asc'
+							? 'ascending'
+							: 'descending'
+						: 'none'
+				"
+				class="hidden w-[200px] shrink-0 items-center gap-1.5 font-semibold text-secondary @[800px]:flex"
+			>
+				<button
+					type="button"
+					class="cursor-pointer border-0 bg-transparent p-0 font-semibold text-secondary"
+					@click="handleEnabledForSort"
+				>
+					{{ formatMessage(messages.enabledFor) }}
+				</button>
+				<span
+					v-tooltip="formatMessage(messages.enabledForDescription)"
+					class="inline-flex size-4 cursor-help items-center justify-center"
+					tabindex="0"
+				>
+					<InfoIcon class="size-4" />
+				</span>
+				<button
+					type="button"
+					class="flex cursor-pointer items-center border-0 bg-transparent p-0 text-secondary"
+					:aria-label="formatMessage(messages.sortEnabledFor)"
+					@click="handleEnabledForSort"
+				>
+					<ChevronUpIcon v-if="enabledForSortDirection === 'asc'" class="size-4" />
+					<ChevronDownIcon v-else class="size-4" />
+				</button>
+			</div>
+
+			<div
+				class="hidden @[800px]:flex"
+				:class="
+					hasAnyActions
+						? hasEnabledForColumn
+							? 'w-[250px] min-w-0 shrink-0'
+							: 'flex-1 min-w-0'
+						: 'flex-1'
+				"
+			>
 				<button
 					v-if="sortable"
 					role="columnheader"
@@ -247,7 +329,12 @@ function handleSort(column: ContentCardTableSortColumn) {
 				}}</span>
 			</div>
 
-			<div v-if="hasAnyActions" role="columnheader" class="min-w-[160px] shrink-0 text-right">
+			<div
+				v-if="hasAnyActions"
+				role="columnheader"
+				class="shrink-0 text-right"
+				:class="hasEnabledForColumn ? 'w-[112px]' : 'min-w-[160px]'"
+			>
 				<span class="font-semibold text-secondary">{{
 					formatMessage(commonMessages.actionsLabel)
 				}}</span>
@@ -288,6 +375,8 @@ function handleSort(column: ContentCardTableSortColumn) {
 					:toggle-disabled="item.toggleDisabled"
 					:toggle-disabled-tooltip="item.toggleDisabledTooltip"
 					:hide-toggle="item.hideToggle"
+					:enabled-for="item.enabledFor"
+					:embedded-icon="item.embeddedIcon"
 					:show-checkbox="showSelection"
 					:hide-delete="hideDelete || item.hideDelete"
 					:hide-actions="!hasAnyActions"
@@ -306,6 +395,9 @@ function handleSort(column: ContentCardTableSortColumn) {
 							toggleItemSelection(item.id, val ?? false, visibleRange.start + idx, event)
 					"
 					@update:enabled="(val) => emit('update:enabled', item.id, val)"
+					@update:enabled-for="
+						(side, val) => emit('update:enabled-for', item.id, side, val)
+					"
 					@delete="(e: MouseEvent) => emit('delete', item.id, e)"
 					@update="emit('update', item.id)"
 					v-on="
@@ -356,6 +448,8 @@ function handleSort(column: ContentCardTableSortColumn) {
 				:toggle-disabled="item.toggleDisabled"
 				:toggle-disabled-tooltip="item.toggleDisabledTooltip"
 				:hide-toggle="item.hideToggle"
+				:enabled-for="item.enabledFor"
+				:embedded-icon="item.embeddedIcon"
 				:show-checkbox="showSelection"
 				:hide-delete="hideDelete || item.hideDelete"
 				:hide-actions="!hasAnyActions"
@@ -371,6 +465,9 @@ function handleSort(column: ContentCardTableSortColumn) {
 				]"
 				@select="(val, event) => toggleItemSelection(item.id, val ?? false, index, event)"
 				@update:enabled="(val) => emit('update:enabled', item.id, val)"
+				@update:enabled-for="
+					(side, val) => emit('update:enabled-for', item.id, side, val)
+				"
 				@delete="(e: MouseEvent) => emit('delete', item.id, e)"
 				@update="emit('update', item.id)"
 				@switch-version="emit('switchVersion', item.id)"
diff --git a/packages/ui/src/layouts/shared/content-tab/components/ContentEnabledFor.vue b/packages/ui/src/layouts/shared/content-tab/components/ContentEnabledFor.vue
new file mode 100644
index 0000000000..b2eee2fefa
--- /dev/null
+++ b/packages/ui/src/layouts/shared/content-tab/components/ContentEnabledFor.vue
@@ -0,0 +1,102 @@
+<script setup lang="ts">
+import { LockIcon, TriangleAlertIcon } from '@modrinth/assets'
+import { computed } from 'vue'
+
+import { defineMessages, useVIntl } from '#ui/composables/i18n'
+
+import type { ContentEnabledForState, ContentSide } from '../types'
+
+const messages = defineMessages({
+	server: {
+		id: 'content.enabled-for.server',
+		defaultMessage: 'Server',
+	},
+	player: {
+		id: 'content.enabled-for.player',
+		defaultMessage: 'Player',
+	},
+	locked: {
+		id: 'content.enabled-for.locked',
+		defaultMessage: 'Unlock the environment controls from the row menu to change this selection.',
+	},
+})
+
+const props = withDefaults(
+	defineProps<{
+		modelValue: ContentEnabledForState
+		disabled?: boolean
+		disabledTooltip?: string | null
+	}>(),
+	{
+		disabled: false,
+		disabledTooltip: undefined,
+	},
+)
+
+const emit = defineEmits<{
+	'update:model-value': [side: ContentSide, value: boolean]
+}>()
+
+const { formatMessage } = useVIntl()
+
+const sides: ContentSide[] = ['server', 'player']
+const disabledSides = computed(() => new Set(props.modelValue.disabledSides ?? []))
+
+function isSelected(side: ContentSide) {
+	return props.modelValue[side]
+}
+
+function isDisabled(side: ContentSide) {
+	return props.disabled || disabledSides.value.has(side)
+}
+
+function toggle(side: ContentSide) {
+	if (isDisabled(side)) return
+	emit('update:model-value', side, !isSelected(side))
+}
+</script>
+
+<template>
+	<div class="flex w-[200px] shrink-0 items-center gap-1.5">
+		<button
+			v-for="side in sides"
+			:key="side"
+			v-tooltip="
+				isDisabled(side)
+					? (disabledTooltip ?? modelValue.disabledTooltip ?? formatMessage(messages.locked))
+					: undefined
+			"
+			type="button"
+			class="flex h-8 items-center rounded-xl border border-solid px-3 text-sm font-medium transition-[background-color,border-color,color,opacity,transform] duration-100 focus-visible:outline-none focus-visible:ring-4 focus-visible:ring-brand-shadow"
+			:class="[
+				isSelected(side)
+					? 'border-brand bg-brand-highlight text-brand'
+					: 'border-surface-5 bg-transparent text-primary hover:bg-surface-3',
+				isDisabled(side) ? 'cursor-not-allowed opacity-50' : 'cursor-pointer active:scale-[0.97]',
+			]"
+			:aria-pressed="isSelected(side)"
+			:aria-disabled="isDisabled(side)"
+			@click="toggle(side)"
+		>
+			{{ formatMessage(messages[side]) }}
+		</button>
+
+		<span
+			v-if="modelValue.locked"
+			v-tooltip="modelValue.disabledTooltip ?? formatMessage(messages.locked)"
+			class="inline-flex size-5 shrink-0 cursor-help items-center justify-center text-secondary"
+			tabindex="0"
+		>
+			<LockIcon class="size-5" />
+		</span>
+
+		<span
+			v-if="modelValue.warningTooltip"
+			v-tooltip="modelValue.warningTooltip"
+			class="inline-flex size-5 shrink-0 cursor-help items-center justify-center"
+			tabindex="0"
+		>
+			<TriangleAlertIcon class="size-5 text-orange" />
+		</span>
+	</div>
+</template>
diff --git a/packages/ui/src/layouts/shared/content-tab/components/managed-content-modal/index.vue b/packages/ui/src/layouts/shared/content-tab/components/managed-content-modal/index.vue
index 8932684043..42056d2b31 100644
--- a/packages/ui/src/layouts/shared/content-tab/components/managed-content-modal/index.vue
+++ b/packages/ui/src/layouts/shared/content-tab/components/managed-content-modal/index.vue
@@ -30,7 +30,7 @@ import {
 } from '#ui/utils/common-messages'
 
 import { getClientWarningType } from '../../composables/content-filtering'
-import type { ContentCardProject, ContentCardTableItem, ContentItem } from '../../types'
+import type { ContentCardProject, ContentCardTableItem, ContentItem, ContentSide } from '../../types'
 import ContentCardTable from '../ContentCardTable.vue'
 import ContentSelectionBar from '../ContentSelectionBar.vue'
 
@@ -42,6 +42,7 @@ interface Props {
 	sourceName?: string
 	sourceIconUrl?: string
 	enableToggle?: boolean
+	enableEnabledFor?: boolean
 	actionDisabled?: boolean
 	actionDisabledTooltip?: string | null
 	getOverflowOptions?: (item: ContentItem) => OverflowMenuOption[]
@@ -54,6 +55,7 @@ const props = withDefaults(defineProps<Props>(), {
 	sourceName: undefined,
 	sourceIconUrl: undefined,
 	enableToggle: false,
+	enableEnabledFor: false,
 	actionDisabled: false,
 	actionDisabledTooltip: undefined,
 	getOverflowOptions: undefined,
@@ -63,6 +65,7 @@ const props = withDefaults(defineProps<Props>(), {
 
 const emit = defineEmits<{
 	'update:enabled': [item: ContentItem, value: boolean]
+	'update:enabled-for': [item: ContentItem, side: ContentSide, value: boolean]
 	'bulk:enable': [items: ContentItem[]]
 	'bulk:disable': [items: ContentItem[]]
 	hide: []
@@ -109,6 +112,14 @@ const messages = defineMessages({
 		id: 'instances.managed-content-modal.download-file',
 		defaultMessage: 'Download File',
 	},
+	enabledFor: {
+		id: 'content.enabled-for.label',
+		defaultMessage: 'Enabled for',
+	},
+	pleaseWait: {
+		id: 'content.enabled-for.please-wait',
+		defaultMessage: 'Please wait',
+	},
 })
 
 export interface ManagedContentModalState {
@@ -262,6 +273,7 @@ const tableItems = computed<ContentCardTableItem[]>(() =>
 			icon_url: item.embedded_metadata?.icon_url ?? null,
 		},
 		projectLink: !item.external && item.project?.id ? `/project/${item.project.id}` : undefined,
+		embeddedIcon: item.embeddedIcon,
 		version: item.version ?? {
 			id: item.id,
 			version_number: contentVersionLabel(item),
@@ -283,15 +295,24 @@ const tableItems = computed<ContentCardTableItem[]>(() =>
 				}
 			: undefined,
 		...(props.enableToggle ? { enabled: item.enabled } : {}),
+		...(props.enableEnabledFor ? { enabledFor: item.enabledFor } : {}),
 		locked: item.locked,
 		installing: item.installing === true,
 		toggleDisabled: props.actionDisabled,
 		toggleDisabledTooltip: props.actionDisabled ? props.actionDisabledTooltip : undefined,
-		isClientOnly: getClientWarningType(item, props.showEnvironmentWarnings) !== null,
-		clientWarning: getClientWarningType(item, props.showEnvironmentWarnings),
+		isClientOnly:
+			!props.enableEnabledFor &&
+			getClientWarningType(item, props.showEnvironmentWarnings) !== null,
+		clientWarning: props.enableEnabledFor
+			? null
+			: getClientWarningType(item, props.showEnvironmentWarnings),
 		disabled:
 			props.actionDisabled || disabledIds.value.has(item.file_name) || item.installing === true,
-		disabledTooltip: props.actionDisabled ? props.actionDisabledTooltip : undefined,
+		disabledTooltip: props.actionDisabled
+			? props.actionDisabledTooltip
+			: disabledIds.value.has(item.file_name)
+				? formatMessage(messages.pleaseWait)
+				: undefined,
 		overflowOptions: [
 			...(props.switchVersion && !item.locked
 				? [
@@ -329,7 +350,9 @@ const externalUrls = computed(() => {
 	return urls
 })
 const hasExternalSlicerUrls = computed(() => Object.keys(externalSlicerUrls.value).length > 0)
-const showTableActions = computed(() => props.enableToggle || hasExternalSlicerUrls.value)
+const showTableActions = computed(
+	() => props.enableToggle || props.enableEnabledFor || hasExternalSlicerUrls.value,
+)
 
 function getTypeIcon(type: string) {
 	switch (type) {
@@ -372,6 +395,13 @@ function handleEnabledChange(id: string, value: boolean) {
 	emit('update:enabled', item, value)
 }
 
+function handleEnabledForChange(id: string, side: ContentSide, value: boolean) {
+	if (props.actionDisabled || !props.enableEnabledFor) return
+	const item = items.value.find((item) => item.id === id)
+	if (!item) return
+	emit('update:enabled-for', item, side, value)
+}
+
 function bulkEnable() {
 	if (props.actionDisabled) return
 	emit('bulk:enable', [...toggleableSelectedItems.value])
@@ -474,8 +504,16 @@ defineExpose({ show, showLoading, hide, getState, restore, updateItem, setItems
 <template>
 	<NewModal
 		ref="modal"
-		:max-width="'min(928px, calc(95vw - 10rem))'"
-		:width="'min(928px, calc(95vw - 10rem))'"
+		:max-width="
+			props.enableEnabledFor
+				? 'min(1080px, calc(95vw - 4rem))'
+				: 'min(928px, calc(95vw - 10rem))'
+		"
+		:width="
+			props.enableEnabledFor
+				? 'min(1080px, calc(95vw - 4rem))'
+				: 'min(928px, calc(95vw - 10rem))'
+		"
 		:on-hide="handleHide"
 		no-padding
 	>
@@ -545,7 +583,9 @@ defineExpose({ show, showLoading, hide, getState, restore, updateItem, setItems
 							class="flex min-w-0 items-center gap-4"
 							:class="
 								showTableActions
-									? 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none'
+									? props.enableEnabledFor
+										? 'flex-1 @[800px]:w-[340px] @[800px]:shrink-0 @[800px]:flex-none'
+										: 'flex-1 @[800px]:w-[45%] @[800px]:shrink-0 @[800px]:flex-none'
 									: 'flex-1'
 							"
 						>
@@ -561,15 +601,33 @@ defineExpose({ show, showLoading, hide, getState, restore, updateItem, setItems
 								formatMessage(commonMessages.projectLabel)
 							}}</span>
 						</div>
+						<div
+							v-if="props.enableEnabledFor"
+							class="hidden w-[200px] shrink-0 @[800px]:flex"
+						>
+							<span class="font-semibold text-secondary">{{
+								formatMessage(messages.enabledFor)
+							}}</span>
+						</div>
 						<div
 							class="hidden @[800px]:flex"
-							:class="showTableActions ? 'flex-1 min-w-0' : 'flex-1'"
+							:class="
+								showTableActions
+									? props.enableEnabledFor
+										? 'w-[250px] min-w-0 shrink-0'
+										: 'flex-1 min-w-0'
+									: 'flex-1'
+							"
 						>
 							<span class="font-semibold text-secondary">{{
 								formatMessage(commonMessages.versionLabel)
 							}}</span>
 						</div>
-						<div v-if="showTableActions" class="min-w-[160px] shrink-0 text-right">
+						<div
+							v-if="showTableActions"
+							class="shrink-0 text-right"
+							:class="props.enableEnabledFor ? 'w-[112px]' : 'min-w-[160px]'"
+						>
 							<span class="font-semibold text-secondary">{{
 								formatMessage(commonMessages.actionsLabel)
 							}}</span>
@@ -580,7 +638,8 @@ defineExpose({ show, showLoading, hide, getState, restore, updateItem, setItems
 							v-model:selected-ids="selectedIds"
 							:items="tableItems"
 							:show-selection="props.enableToggle"
-							:show-item-actions="hasExternalSlicerUrls"
+							:show-enabled-for-column="props.enableEnabledFor"
+							:show-item-actions="props.enableEnabledFor || hasExternalSlicerUrls"
 							hide-delete
 							hide-header
 							flat
@@ -589,6 +648,7 @@ defineExpose({ show, showLoading, hide, getState, restore, updateItem, setItems
 									? { 'update:enabled': (id: string, val: boolean) => handleEnabledChange(id, val) }
 									: {}
 							"
+							@update:enabled-for="handleEnabledForChange"
 						>
 							<template #itemTitleBadges="{ item }">
 								<span
diff --git a/packages/ui/src/layouts/shared/content-tab/layout.vue b/packages/ui/src/layouts/shared/content-tab/layout.vue
index cad1e4d367..104ad23f17 100644
--- a/packages/ui/src/layouts/shared/content-tab/layout.vue
+++ b/packages/ui/src/layouts/shared/content-tab/layout.vue
@@ -14,6 +14,7 @@ import {
 	OrganizationIcon,
 	RefreshCwIcon,
 	SearchIcon,
+	ServerIcon,
 	ShareIcon,
 	TextCursorInputIcon,
 	TrashIcon,
@@ -110,6 +111,14 @@ const messages = defineMessages({
 		id: 'content.page-layout.sort.date-added-oldest',
 		defaultMessage: 'Oldest first',
 	},
+	sortEnabledForDescending: {
+		id: 'content.page-layout.sort.enabled-for-descending',
+		defaultMessage: 'Enabled for (most first)',
+	},
+	sortEnabledForAscending: {
+		id: 'content.page-layout.sort.enabled-for-ascending',
+		defaultMessage: 'Enabled for (least first)',
+	},
 	filter: {
 		id: 'content.page-layout.filter.add',
 		defaultMessage: 'Filter',
@@ -179,44 +188,76 @@ function getItemId(item: ContentItem) {
 	return ctx.getItemId?.(item) ?? item.file_path ?? item.file_name ?? item.id
 }
 
-type SortMode = 'alphabetical-asc' | 'alphabetical-desc' | 'date-added-newest' | 'date-added-oldest'
+type SortMode =
+	| 'alphabetical-asc'
+	| 'alphabetical-desc'
+	| 'date-added-newest'
+	| 'date-added-oldest'
+	| 'enabled-for-desc'
+	| 'enabled-for-asc'
+const defaultSortMode: SortMode = ctx.setEnabledFor ? 'enabled-for-desc' : 'alphabetical-asc'
 const sortMode = ctx.filterPersistKey
-	? useSessionStorage<SortMode>(`content-sort:${ctx.filterPersistKey}`, 'alphabetical-asc')
-	: ref<SortMode>('alphabetical-asc')
+	? useSessionStorage<SortMode>(`content-sort:${ctx.filterPersistKey}`, defaultSortMode)
+	: ref<SortMode>(defaultSortMode)
 
 const sortLabels: Record<SortMode, () => string> = {
 	'alphabetical-asc': () => formatMessage(messages.sortAlphabeticalAscending),
 	'alphabetical-desc': () => formatMessage(messages.sortAlphabeticalDescending),
 	'date-added-newest': () => formatMessage(messages.sortDateAddedNewest),
 	'date-added-oldest': () => formatMessage(messages.sortDateAddedOldest),
+	'enabled-for-desc': () => formatMessage(messages.sortEnabledForDescending),
+	'enabled-for-asc': () => formatMessage(messages.sortEnabledForAscending),
 }
 
-const sortOptions = computed<OverflowMenuOption[]>(() => [
-	{
-		id: 'alphabetical-asc',
-		label: formatMessage(messages.sortAlphabeticalAscending),
-		icon: ArrowDownAZIcon,
-		action: () => (sortMode.value = 'alphabetical-asc'),
-	},
-	{
-		id: 'alphabetical-desc',
-		label: formatMessage(messages.sortAlphabeticalDescending),
-		icon: ArrowUpZAIcon,
-		action: () => (sortMode.value = 'alphabetical-desc'),
-	},
-	{
-		id: 'date-added-newest',
-		label: formatMessage(messages.sortDateAddedNewest),
-		icon: ClockArrowDownIcon,
-		action: () => (sortMode.value = 'date-added-newest'),
-	},
-	{
-		id: 'date-added-oldest',
-		label: formatMessage(messages.sortDateAddedOldest),
-		icon: ClockArrowUpIcon,
-		action: () => (sortMode.value = 'date-added-oldest'),
-	},
-])
+const sortOptions = computed<OverflowMenuOption[]>(() => {
+	const options: OverflowMenuOption[] = [
+		{
+			id: 'alphabetical-asc',
+			label: formatMessage(messages.sortAlphabeticalAscending),
+			icon: ArrowDownAZIcon,
+			action: () => (sortMode.value = 'alphabetical-asc'),
+		},
+		{
+			id: 'alphabetical-desc',
+			label: formatMessage(messages.sortAlphabeticalDescending),
+			icon: ArrowUpZAIcon,
+			action: () => (sortMode.value = 'alphabetical-desc'),
+		},
+		{
+			id: 'date-added-newest',
+			label: formatMessage(messages.sortDateAddedNewest),
+			icon: ClockArrowDownIcon,
+			action: () => (sortMode.value = 'date-added-newest'),
+		},
+		{
+			id: 'date-added-oldest',
+			label: formatMessage(messages.sortDateAddedOldest),
+			icon: ClockArrowUpIcon,
+			action: () => (sortMode.value = 'date-added-oldest'),
+		},
+	]
+
+	if (ctx.setEnabledFor) {
+		options.push(
+			{
+				id: 'enabled-for-desc',
+				label: formatMessage(messages.sortEnabledForDescending),
+				action: () => (sortMode.value = 'enabled-for-desc'),
+			},
+			{
+				id: 'enabled-for-asc',
+				label: formatMessage(messages.sortEnabledForAscending),
+				action: () => (sortMode.value = 'enabled-for-asc'),
+			},
+		)
+	}
+
+	return options
+})
+
+function getEnabledForRank(item: ContentItem) {
+	return Number(item.enabledFor?.server) * 2 + Number(item.enabledFor?.player)
+}
 
 const sortedItems = computed(() => {
 	const items = [...ctx.items.value]
@@ -242,6 +283,16 @@ const sortedItems = computed(() => {
 				const dateB = b.date_added ?? ''
 				return dateA.localeCompare(dateB) || a.file_name.localeCompare(b.file_name)
 			})
+		case 'enabled-for-desc':
+			return items.sort(
+				(a, b) =>
+					getEnabledForRank(b) - getEnabledForRank(a) || a.file_name.localeCompare(b.file_name),
+			)
+		case 'enabled-for-asc':
+			return items.sort(
+				(a, b) =>
+					getEnabledForRank(a) - getEnabledForRank(b) || a.file_name.localeCompare(b.file_name),
+			)
 		default:
 			return items.sort((a, b) => {
 				const nameA = a.project?.title ?? a.file_name
@@ -424,14 +475,22 @@ const tableItems = computed<ContentCardTableItem[]>(() => {
 		const base = ctx.mapToTableItem(item)
 		const id = getItemId(item)
 		const locked = base.locked ?? item.locked ?? false
-		const clientWarning = getClientWarningType(item, ctx.showEnvironmentWarnings)
+		const clientWarning = base.enabledFor
+			? null
+			: getClientWarningType(item, ctx.showEnvironmentWarnings)
 		return {
 			...base,
 			id,
 			locked,
 			disabled:
 				isChanging(id) || ctx.isBusy.value || isBulkOperating.value || item.installing === true,
-			disabledTooltip: ctx.isBusy.value ? (ctx.busyMessage?.value ?? null) : null,
+			disabledTooltip: ctx.isBusy.value
+				? (ctx.busyMessage?.value ?? null)
+				: isChanging(id)
+					? formatMessage(messages.pleaseWait)
+					: item.installing
+						? formatMessage(commonMessages.installingLabel)
+						: null,
 			toggleDisabled: ctx.isBusy.value || base.toggleDisabled,
 			toggleDisabledTooltip: ctx.isBusy.value
 				? (ctx.busyMessage?.value ?? null)
@@ -505,7 +564,10 @@ function canDeleteItem(item: ContentItem) {
 }
 
 function canToggleItem(item: ContentItem) {
-	return ctx.canToggleItem?.(item) ?? true
+	return (
+		ctx.canToggleItem?.(item) ??
+		!!(ctx.toggleEnabled || ctx.bulkEnableItems || ctx.bulkDisableItems)
+	)
 }
 
 const deletableSelectedItems = computed(() => selectedItems.value.filter(canDeleteItem))
@@ -617,6 +679,7 @@ async function disableItemsWithoutWarning(items: ContentItem[]) {
 		await ctx.bulkDisableItems(items)
 		return
 	}
+	if (!ctx.toggleEnabled) return
 
 	for (const item of items) {
 		const id = getItemId(item)
@@ -730,7 +793,7 @@ async function confirmDisable() {
 			if (ctx.bulkDisableItems) {
 				await ctx.bulkDisableItems(itemsToDisable)
 			} else {
-				await ctx.toggleEnabled(item)
+				await ctx.toggleEnabled?.(item)
 			}
 		} finally {
 			unmarkChanging(id)
@@ -744,7 +807,7 @@ async function confirmDisable() {
 }
 
 async function handleToggleEnabledById(id: string, _value: boolean) {
-	if (ctx.isBusy.value) return
+	if (ctx.isBusy.value || !ctx.toggleEnabled) return
 	const item = ctx.items.value.find((i) => getItemId(i) === id)
 	if (!item) return
 	if (!canToggleItem(item)) return
@@ -782,7 +845,8 @@ async function bulkEnable() {
 		}
 		return
 	}
-	await runBulk('enable', items, (item) => ctx.toggleEnabled(item), { onComplete: clearSelection })
+	if (!ctx.toggleEnabled) return
+	await runBulk('enable', items, (item) => ctx.toggleEnabled!(item), { onComplete: clearSelection })
 }
 
 async function bulkDisable() {
@@ -805,6 +869,27 @@ function handleSwitchVersionById(id: string) {
 	}
 }
 
+async function handleSetEnabledForById(
+	id: string,
+	side: 'server' | 'player',
+	enabled: boolean,
+) {
+	if (ctx.isBusy.value || !ctx.setEnabledFor) return
+	const item = ctx.items.value.find((candidate) => getItemId(candidate) === id)
+	if (!item) return
+
+	markChanging(id)
+	try {
+		await ctx.setEnabledFor(item, side, enabled)
+	} finally {
+		unmarkChanging(id)
+	}
+}
+
+function handleEnabledForSort(direction: 'asc' | 'desc') {
+	sortMode.value = direction === 'asc' ? 'enabled-for-asc' : 'enabled-for-desc'
+}
+
 // Bulk updating
 const confirmBulkUpdateModal = ref<InstanceType<typeof ConfirmBulkUpdateModal>>()
 const pendingBulkUpdateItems = ref<ContentItem[]>([])
@@ -1006,6 +1091,7 @@ const confirmUnlinkModal = ref<InstanceType<typeof ConfirmUnlinkModal>>()
 										<ArrowUpZAIcon v-if="sortMode === 'alphabetical-desc'" />
 										<ClockArrowDownIcon v-else-if="sortMode === 'date-added-newest'" />
 										<ClockArrowUpIcon v-else-if="sortMode === 'date-added-oldest'" />
+										<ServerIcon v-else-if="sortMode.startsWith('enabled-for')" />
 										<ArrowDownAZIcon v-else />
 										{{ sortLabels[sortMode]() }}
 										<DropdownIcon />
@@ -1219,7 +1305,17 @@ const confirmUnlinkModal = ref<InstanceType<typeof ConfirmUnlinkModal>>()
 							v-model:selected-ids="selectedIds"
 							:items="tableItems"
 							:show-selection="true"
+							:show-enabled-for-column="!!ctx.setEnabledFor"
+							:enabled-for-sort-direction="
+								sortMode === 'enabled-for-asc'
+									? 'asc'
+									: sortMode === 'enabled-for-desc'
+										? 'desc'
+										: undefined
+							"
 							@update:enabled="handleToggleEnabledById"
+							@update:enabled-for="handleSetEnabledForById"
+							@sort-enabled-for="handleEnabledForSort"
 							@delete="handleDeleteById"
 							@update="handleUpdateById"
 							@switch-version="handleSwitchVersionById"
diff --git a/packages/ui/src/layouts/shared/content-tab/providers/content-manager.ts b/packages/ui/src/layouts/shared/content-tab/providers/content-manager.ts
index 37fcd018cc..d007f23fb1 100644
--- a/packages/ui/src/layouts/shared/content-tab/providers/content-manager.ts
+++ b/packages/ui/src/layouts/shared/content-tab/providers/content-manager.ts
@@ -8,6 +8,7 @@ import type {
 	ContentActionWarning,
 	ContentCardTableItem,
 	ContentItem,
+	ContentSide,
 	ManagedContentCardData,
 } from '../types'
 
@@ -46,7 +47,8 @@ export interface ContentManagerContext {
 	contentTypeLabel: Ref<string> | ComputedRef<string>
 
 	// Core actions
-	toggleEnabled: (item: ContentItem) => Promise<void>
+	toggleEnabled?: (item: ContentItem) => Promise<void>
+	setEnabledFor?: (item: ContentItem, side: ContentSide, enabled: boolean) => Promise<void>
 	deleteItem: (item: ContentItem) => Promise<void>
 	refresh: () => Promise<void>
 	browse: () => void
diff --git a/packages/ui/src/layouts/shared/content-tab/types.ts b/packages/ui/src/layouts/shared/content-tab/types.ts
index 255e66bc23..086a7abeec 100644
--- a/packages/ui/src/layouts/shared/content-tab/types.ts
+++ b/packages/ui/src/layouts/shared/content-tab/types.ts
@@ -50,6 +50,23 @@ export interface EmbeddedContentMetadata {
 	icon_url?: string | null
 }
 
+export type ContentSide = 'server' | 'player'
+
+export interface ContentEnabledForState {
+	server: boolean
+	player: boolean
+	locked: boolean
+	disabledSides?: ContentSide[]
+	disabledTooltip?: string | null
+	warningTooltip?: string | null
+}
+
+export interface ContentCardEmbeddedIcon {
+	queryKey: readonly unknown[]
+	queryFn: () => Promise<Blob>
+	fallbackUrl?: string | null
+}
+
 export interface ContentCardTableItem {
 	id: string
 	project: ContentCardProject
@@ -74,6 +91,8 @@ export interface ContentCardTableItem {
 	hideDelete?: boolean
 	hideSwitchVersion?: boolean
 	overflowOptions?: OverflowMenuOption[]
+	enabledFor?: ContentEnabledForState
+	embeddedIcon?: ContentCardEmbeddedIcon
 }
 
 export type ContentCardTableSortColumn = 'project' | 'version'
diff --git a/packages/ui/src/layouts/shared/server-settings/pages/installation.vue b/packages/ui/src/layouts/shared/server-settings/pages/installation.vue
index 51e3c4ca3f..16a2f68554 100644
--- a/packages/ui/src/layouts/shared/server-settings/pages/installation.vue
+++ b/packages/ui/src/layouts/shared/server-settings/pages/installation.vue
@@ -500,6 +500,26 @@ async function uploadLocalModpackWithSoftOverride() {
 	return true
 }
 
+async function disableAddonsEverywhere(addons: Archon.Content.v1.Addon[]) {
+	await Promise.all(
+		addons.flatMap((addon) => {
+			const request: Archon.Content.v1.SetAddonEnabledRequest = {
+				kind: addon.kind,
+				filename: addon.filename,
+				enabled: false,
+			}
+			return [
+				...(!addon.disabled_server
+					? [client.archon.content_v1.setAddonEnabledServer(serverId, worldId.value!, request)]
+					: []),
+				...(!addon.disabled_player
+					? [client.archon.content_v1.setAddonEnabledPlayer(serverId, worldId.value!, request)]
+					: []),
+			]
+		}),
+	)
+}
+
 provideInstallationSettings({
 	closeSettings: serverSettings.closeModal,
 	afterSave: async () => {
@@ -899,12 +919,12 @@ provideInstallationSettings({
 		if (setupActionDisabled.value) return
 		debug('disableAllContent: fetching all addons')
 		const addons = await client.archon.content_v1.getAddons(serverId, worldId.value!)
-		const items = (addons.addons ?? [])
-			.filter((a) => !a.disabled)
-			.map((a) => ({ kind: a.kind, filename: a.filename }))
-		if (items.length > 0) {
-			debug('disableAllContent: disabling', items.length, 'addons')
-			await client.archon.content_v1.disableAddons(serverId, worldId.value!, items)
+		const activeAddons = (addons.addons ?? []).filter(
+			(addon) => !addon.disabled_server || !addon.disabled_player,
+		)
+		if (activeAddons.length > 0) {
+			debug('disableAllContent: disabling', activeAddons.length, 'addons')
+			await disableAddonsEverywhere(activeAddons)
 		}
 		debug('disableAllContent: done')
 	},
@@ -913,7 +933,9 @@ provideInstallationSettings({
 		if (setupActionDisabled.value) return
 		debug('disableIncompatibleContent: fetching addons')
 		const addons = await client.archon.content_v1.getAddons(serverId, worldId.value!)
-		const activeAddons = (addons.addons ?? []).filter((a) => !a.disabled)
+		const activeAddons = (addons.addons ?? []).filter(
+			(addon) => !addon.disabled_server || !addon.disabled_player,
+		)
 
 		const modrinthAddons = activeAddons.filter((a) => a.version?.id)
 		const customAddons = activeAddons.filter((a) => !a.version?.id)
@@ -936,7 +958,14 @@ provideInstallationSettings({
 
 		if (incompatibleItems.length > 0) {
 			debug('disableIncompatibleContent: disabling', incompatibleItems.length, 'addons')
-			await client.archon.content_v1.disableAddons(serverId, worldId.value!, incompatibleItems)
+			const incompatibleKeys = new Set(
+				incompatibleItems.map((item) => `${item.kind}:${item.filename}`),
+			)
+			await disableAddonsEverywhere(
+				activeAddons.filter((addon) =>
+					incompatibleKeys.has(`${addon.kind}:${addon.filename}`),
+				),
+			)
 		}
 		debug('disableIncompatibleContent: done')
 	},
diff --git a/packages/ui/src/layouts/wrapped/hosting/manage/content.vue b/packages/ui/src/layouts/wrapped/hosting/manage/content.vue
index c32ba61b1e..556a6f5951 100644
--- a/packages/ui/src/layouts/wrapped/hosting/manage/content.vue
+++ b/packages/ui/src/layouts/wrapped/hosting/manage/content.vue
@@ -1,11 +1,12 @@
 <script setup lang="ts">
 import { type Archon, type Labrinth, ModrinthApiError } from '@modrinth/api-client'
-import { ClipboardCopyIcon } from '@modrinth/assets'
+import { ClipboardCopyIcon, LockIcon, LockOpenIcon } from '@modrinth/assets'
 import { useMutation, useQuery, useQueryClient } from '@tanstack/vue-query'
 import { computed, nextTick, ref, watch } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 
 import ReadyTransition from '#ui/components/base/ReadyTransition.vue'
+import type { OverflowMenuOption } from '#ui/components/base/buttons'
 import UnknownFileWarningModal from '#ui/components/modal/UnknownFileWarningModal.vue'
 import { useUploadSessionUpload } from '#ui/composables/hosting/kyros-session-upload'
 import { defineMessages, useVIntl } from '#ui/composables/i18n'
@@ -34,7 +35,7 @@ import ContentUpdaterModal from '../../../shared/content-tab/components/modals/c
 import ContentPageLayout from '../../../shared/content-tab/layout.vue'
 import type { ManagedContentData } from '../../../shared/content-tab/providers/content-manager'
 import { provideContentManager } from '../../../shared/content-tab/providers/content-manager'
-import type { ContentItem } from '../../../shared/content-tab/types'
+import type { ContentItem, ContentSide } from '../../../shared/content-tab/types'
 import { summarizeManagedContent } from '../../../shared/content-tab/utils/managed-content'
 
 type AddonWithUiState = Archon.Content.v1.Addon & { installing?: boolean }
@@ -63,9 +64,13 @@ const messages = defineMessages({
 		id: 'hosting.content.failed-to-remove',
 		defaultMessage: 'Failed to remove content',
 	},
-	failedToToggle: {
-		id: 'hosting.content.failed-to-toggle',
-		defaultMessage: 'Failed to toggle {name}',
+	failedToSetEnabledFor: {
+		id: 'hosting.content.failed-to-set-enabled-for',
+		defaultMessage: 'Failed to change where {name} is enabled',
+	},
+	failedToSetSideLock: {
+		id: 'hosting.content.failed-to-set-side-lock',
+		defaultMessage: 'Failed to change the environment lock for {name}',
 	},
 	failedToUpload: {
 		id: 'hosting.content.failed-to-upload',
@@ -91,14 +96,6 @@ const messages = defineMessages({
 		id: 'hosting.content.failed-to-bulk-delete',
 		defaultMessage: 'Failed to delete content',
 	},
-	failedToBulkEnable: {
-		id: 'hosting.content.failed-to-bulk-enable',
-		defaultMessage: 'Failed to enable content',
-	},
-	failedToBulkDisable: {
-		id: 'hosting.content.failed-to-bulk-disable',
-		defaultMessage: 'Failed to disable content',
-	},
 	failedToBulkUpdate: {
 		id: 'hosting.content.failed-to-bulk-update',
 		defaultMessage: 'Failed to update content',
@@ -107,6 +104,24 @@ const messages = defineMessages({
 		id: 'hosting.content.failed-to-install',
 		defaultMessage: 'Failed to install content',
 	},
+	sideLocked: {
+		id: 'hosting.content.enabled-for.side-locked',
+		defaultMessage:
+			'This option conflicts with the detected environment. Unlock the environment controls from the row menu to change it.',
+	},
+	unknownEnvironment: {
+		id: 'hosting.content.enabled-for.unknown-environment',
+		defaultMessage:
+			'We could not determine where this content should run. Check that the selected environments are correct.',
+	},
+	lockEnvironment: {
+		id: 'hosting.content.enabled-for.lock-environment',
+		defaultMessage: 'Lock detected environment',
+	},
+	unlockEnvironment: {
+		id: 'hosting.content.enabled-for.unlock-environment',
+		defaultMessage: 'Unlock environment controls',
+	},
 })
 
 const client = injectModrinthClient()
@@ -299,12 +314,46 @@ const managedContent = computed<ManagedContentData | null>(() => {
 
 function friendlyAddonName(addon: Archon.Content.v1.Addon): string {
 	if (addon.name) return addon.name
+	if (addon.manifest?.name) return addon.manifest.name
 	let cleanName = addon.filename
 	const lastDotIndex = cleanName.lastIndexOf('.')
 	if (lastDotIndex !== -1) cleanName = cleanName.substring(0, lastDotIndex)
 	return cleanName
 }
 
+function getAddonEnvironment(
+	addon: Archon.Content.v1.Addon,
+): Labrinth.Projects.v3.Environment | undefined {
+	return addon.version?.environment ?? addon.manifest?.environment ?? undefined
+}
+
+function hasDetectedEnvironment(addon: Archon.Content.v1.Addon) {
+	const environment = getAddonEnvironment(addon)
+	return environment !== undefined && environment !== 'unknown'
+}
+
+function getLockedSides(addon: Archon.Content.v1.Addon): ContentSide[] {
+	if (addon.side_toggle_unlocked || !hasDetectedEnvironment(addon)) return []
+
+	switch (getAddonEnvironment(addon)) {
+		case 'client_only':
+		case 'singleplayer_only':
+			return ['server']
+		case 'server_only':
+		case 'dedicated_server_only':
+			return ['player']
+		default:
+			return []
+	}
+}
+
+function getEnabledForWarning(addon: Archon.Content.v1.Addon) {
+	if (addon.pack_client_retained) return formatMessage(commonMessages.clientRetainedWarning)
+	if (addon.pack_client_depends) return formatMessage(commonMessages.clientDependsWarning)
+	if (!hasDetectedEnvironment(addon)) return formatMessage(messages.unknownEnvironment)
+	return null
+}
+
 const modpackAddons = ref<Archon.Content.v1.Addon[]>([])
 
 const addonLookup = computed(() => {
@@ -312,12 +361,23 @@ const addonLookup = computed(() => {
 	for (const addon of contentQuery.data.value?.addons ?? []) {
 		map.set(addon.filename, addon)
 	}
-	for (const addon of modpackAddons.value) {
-		map.set(addon.filename, addon)
-	}
 	return map
 })
 
+const modpackAddonLookup = computed(
+	() => new Map(modpackAddons.value.map((addon) => [addon.filename, addon])),
+)
+
+function getAddonForItem(item: ContentItem) {
+	return item.source_kind === 'modrinth_modpack'
+		? modpackAddonLookup.value.get(item.file_name)
+		: addonLookup.value.get(item.file_name)
+}
+
+function getAddonQueryKey(addon: Archon.Content.v1.Addon) {
+	return addon.from_modpack ? modpackContentQueryKey.value : queryKey.value
+}
+
 const projectMetadataBatchSize = 800
 const contentProjectIds = computed(() =>
 	[...(contentQuery.data.value?.addons ?? []), ...modpackAddons.value]
@@ -557,44 +617,124 @@ const deleteMutation = useMutation({
 	},
 })
 
-const toggleMutation = useMutation({
-	mutationFn: async ({ addon }: { addon: Archon.Content.v1.Addon }) => {
-		const request: Archon.Content.v1.RemoveAddonRequest = {
+type SetEnabledForVariables = {
+	addon: Archon.Content.v1.Addon
+	side: ContentSide
+	enabled: boolean
+}
+
+const setEnabledForMutation = useMutation({
+	mutationFn: async ({ addon, side, enabled }: SetEnabledForVariables) => {
+		const request: Archon.Content.v1.SetAddonEnabledRequest = {
 			filename: addon.filename,
 			kind: addon.kind,
+			enabled,
 		}
-		if (addon.disabled) {
-			await client.archon.content_v1.enableAddon(serverId, worldId.value!, request)
+		if (side === 'server') {
+			await client.archon.content_v1.setAddonEnabledServer(serverId, worldId.value!, request)
 		} else {
-			await client.archon.content_v1.disableAddon(serverId, worldId.value!, request)
+			await client.archon.content_v1.setAddonEnabledPlayer(serverId, worldId.value!, request)
 		}
-		return { filename: addon.filename, newDisabled: !addon.disabled }
 	},
-	onSuccess: ({ filename, newDisabled }) => {
-		queryClient.setQueryData(queryKey.value, (oldData: Archon.Content.v1.Addons | undefined) => {
+	onMutate: async ({ addon, side, enabled }) => {
+		const targetQueryKey = getAddonQueryKey(addon)
+		await queryClient.cancelQueries({ queryKey: targetQueryKey })
+		const previousData = queryClient.getQueryData<Archon.Content.v1.Addons>(targetQueryKey)
+		queryClient.setQueryData(targetQueryKey, (oldData: Archon.Content.v1.Addons | undefined) => {
 			if (!oldData) return oldData
 			return {
 				...oldData,
-				addons: (oldData.addons ?? []).map((a) =>
-					a.filename === filename ? { ...a, disabled: newDisabled } : a,
-				),
+				addons: (oldData.addons ?? []).map((candidate) => {
+					if (candidate.filename !== addon.filename || candidate.kind !== addon.kind) return candidate
+					return side === 'server'
+						? { ...candidate, disabled_server: !enabled }
+						: { ...candidate, disabled_player: !enabled }
+				}),
 			}
 		})
-		queryClient.invalidateQueries({ queryKey: queryKey.value })
+		return { previousData, targetQueryKey }
 	},
-	onError: (_err, { addon }) => {
+	onError: (error, { addon }, context) => {
+		if (context?.previousData) {
+			queryClient.setQueryData(context.targetQueryKey, context.previousData)
+		}
 		addNotification({
 			type: 'error',
-			title: formatMessage(messages.failedToToggle, { name: friendlyAddonName(addon) }),
+			title: formatMessage(messages.failedToSetEnabledFor, {
+				name: friendlyAddonName(addon),
+			}),
+			text: error instanceof Error ? error.message : undefined,
 		})
 	},
+	onSettled: () => {
+		void queryClient.invalidateQueries({ queryKey: queryKey.value })
+		void queryClient.invalidateQueries({ queryKey: modpackContentQueryKey.value })
+	},
 })
 
-async function handleToggleEnabled(item: ContentItem) {
+const setSideLockMutation = useMutation({
+	mutationFn: async ({ addon, locked }: { addon: Archon.Content.v1.Addon; locked: boolean }) => {
+		await client.archon.content_v1.setAddonSideToggleLocked(serverId, worldId.value!, {
+			filename: addon.filename,
+			kind: addon.kind,
+			locked,
+		})
+	},
+	onMutate: async ({ addon, locked }) => {
+		const targetQueryKey = getAddonQueryKey(addon)
+		await queryClient.cancelQueries({ queryKey: targetQueryKey })
+		const previousData = queryClient.getQueryData<Archon.Content.v1.Addons>(targetQueryKey)
+		queryClient.setQueryData(targetQueryKey, (oldData: Archon.Content.v1.Addons | undefined) => {
+			if (!oldData) return oldData
+			return {
+				...oldData,
+				addons: (oldData.addons ?? []).map((candidate) =>
+					candidate.filename === addon.filename && candidate.kind === addon.kind
+						? { ...candidate, side_toggle_unlocked: !locked }
+						: candidate,
+				),
+			}
+		})
+		return { previousData, targetQueryKey }
+	},
+	onError: (error, { addon }, context) => {
+		if (context?.previousData) {
+			queryClient.setQueryData(context.targetQueryKey, context.previousData)
+		}
+		addNotification({
+			type: 'error',
+			title: formatMessage(messages.failedToSetSideLock, {
+				name: friendlyAddonName(addon),
+			}),
+			text: error instanceof Error ? error.message : undefined,
+		})
+	},
+	onSettled: () => {
+		void queryClient.invalidateQueries({ queryKey: queryKey.value })
+		void queryClient.invalidateQueries({ queryKey: modpackContentQueryKey.value })
+	},
+})
+
+async function handleSetEnabledFor(item: ContentItem, side: ContentSide, enabled: boolean) {
 	if (contentActionDisabled.value) return
-	const addon = addonLookup.value.get(item.file_name)
+	const addon = getAddonForItem(item)
 	if (!addon) return
-	await toggleMutation.mutateAsync({ addon })
+	await setEnabledForMutation.mutateAsync({ addon, side, enabled })
+}
+
+async function handleModpackSetEnabledFor(
+	item: ContentItem,
+	side: ContentSide,
+	enabled: boolean,
+) {
+	modpackContentModal.value?.updateItem(item.file_name, { disabled: true })
+	try {
+		await handleSetEnabledFor(item, side, enabled)
+	} catch {
+		return
+	} finally {
+		modpackContentModal.value?.updateItem(item.file_name, { disabled: false })
+	}
 }
 
 async function handleDeleteItem(item: ContentItem) {
@@ -629,38 +769,6 @@ async function handleBulkDelete(items: ContentItem[]) {
 	}
 }
 
-async function handleBulkEnable(items: ContentItem[]) {
-	if (contentActionDisabled.value) return
-	const requests = itemsToAddonRequests(items)
-	if (requests.length === 0) return
-	try {
-		await client.archon.content_v1.enableAddons(serverId, worldId.value!, requests)
-		await queryClient.invalidateQueries({ queryKey: queryKey.value })
-	} catch (err) {
-		addNotification({
-			type: 'error',
-			title: formatMessage(messages.failedToBulkEnable),
-			text: err instanceof Error ? err.message : undefined,
-		})
-	}
-}
-
-async function handleBulkDisable(items: ContentItem[]) {
-	if (contentActionDisabled.value) return
-	const requests = itemsToAddonRequests(items)
-	if (requests.length === 0) return
-	try {
-		await client.archon.content_v1.disableAddons(serverId, worldId.value!, requests)
-		await queryClient.invalidateQueries({ queryKey: queryKey.value })
-	} catch (err) {
-		addNotification({
-			type: 'error',
-			title: formatMessage(messages.failedToBulkDisable),
-			text: err instanceof Error ? err.message : undefined,
-		})
-	}
-}
-
 const modpackUnlinkModal = ref<InstanceType<typeof ConfirmUnlinkModal>>()
 const modpackContentModal = ref<InstanceType<typeof ManagedContentModal>>()
 const contentUpdaterModal = ref<InstanceType<typeof ContentUpdaterModal>>()
@@ -813,17 +921,44 @@ function addonToContentItem(addon: AddonWithUiState): ContentItem {
 	const projectMetadata = addon.project_id
 		? contentProjectsById.value.get(addon.project_id)
 		: undefined
+	const environment = getAddonEnvironment(addon)
+	const embeddedIcon =
+		!addon.icon_url &&
+		addon.manifest?.icon_embedded &&
+		worldId.value &&
+		(addon.kind === 'mod' || addon.kind === 'plugin')
+			? {
+					queryKey: [
+						'kyros',
+						'content',
+						'embedded-icon',
+						worldId.value,
+						addon.kind,
+						addon.filename,
+					] as const,
+					queryFn: () =>
+						client.kyros.content_v1.getEmbeddedAddonIcon(
+							worldId.value!,
+							addon.kind === 'mod' ? 'mods' : 'plugins',
+							addon.filename,
+						),
+					fallbackUrl: projectMetadata?.icon_url,
+				}
+			: undefined
+	const serverEnabled = !addon.disabled_server
+	const playerEnabled = !addon.disabled_player
 	return {
 		project: {
 			...(projectMetadata ?? {}),
 			id: addon.project_id ?? addon.filename,
 			slug: projectMetadata?.slug ?? addon.project_id ?? addon.filename,
 			title: projectMetadata?.title ?? friendlyAddonName(addon),
-			icon_url: addon.icon_url ?? projectMetadata?.icon_url ?? undefined,
+			icon_url: addon.icon_url ?? (embeddedIcon ? undefined : projectMetadata?.icon_url) ?? undefined,
 		},
 		version: {
 			id: addon.version?.id ?? addon.filename,
-			version_number: addon.version?.name ?? formatMessage(commonMessages.unknownLabel),
+			version_number:
+				addon.version?.name ?? addon.manifest?.version ?? formatMessage(commonMessages.unknownLabel),
 			file_name: addon.filename,
 		},
 		owner: addon.owner
@@ -836,13 +971,24 @@ function addonToContentItem(addon: AddonWithUiState): ContentItem {
 				}
 			: undefined,
 		id: addon.id ?? addon.filename,
-		enabled: !addon.disabled,
+		external: !addon.project_id,
+		source_kind: addon.from_modpack ? 'modrinth_modpack' : undefined,
+		enabled: serverEnabled || playerEnabled,
+		enabledFor: {
+			server: serverEnabled,
+			player: playerEnabled,
+			locked: hasDetectedEnvironment(addon) && !addon.side_toggle_unlocked,
+			disabledSides: getLockedSides(addon),
+			disabledTooltip: formatMessage(messages.sideLocked),
+			warningTooltip: getEnabledForWarning(addon),
+		},
+		embeddedIcon,
 		file_name: addon.filename,
 		date_added: addon.btime,
 		project_type: addon.kind,
 		has_update: !!addon.has_update,
 		update_version_id: addon.has_update,
-		environment: addon.version?.environment ?? undefined,
+		environment,
 		pack_client_retained: addon.pack_client_retained,
 		pack_client_depends: addon.pack_client_depends,
 		installing: addon.installing ?? addon.status === 'pending',
@@ -877,86 +1023,6 @@ async function handleViewModpackContent() {
 	}
 }
 
-async function handleModpackContentToggle(item: ContentItem) {
-	if (contentActionDisabled.value) return
-	const addon = addonLookup.value.get(item.file_name)
-	if (!addon) return
-	modpackContentModal.value?.updateItem(item.file_name, { disabled: true })
-	try {
-		await toggleMutation.mutateAsync({ addon })
-		modpackAddons.value = modpackAddons.value.map((a) =>
-			a.filename === addon.filename ? { ...a, disabled: !addon.disabled } : a,
-		)
-		queryClient.setQueryData(
-			modpackContentQueryKey.value,
-			(oldData: Archon.Content.v1.Addons | undefined) =>
-				oldData
-					? {
-							...oldData,
-							addons: (oldData.addons ?? []).map((a) =>
-								a.filename === addon.filename ? { ...a, disabled: !addon.disabled } : a,
-							),
-						}
-					: oldData,
-		)
-		modpackContentModal.value?.updateItem(item.file_name, {
-			enabled: !item.enabled,
-			disabled: false,
-		})
-	} catch {
-		modpackContentModal.value?.updateItem(item.file_name, { disabled: false })
-	}
-}
-
-async function handleModpackBulkToggle(items: ContentItem[], enable: boolean) {
-	if (contentActionDisabled.value) return
-	const requests = itemsToAddonRequests(items)
-	if (requests.length === 0) return
-
-	// Optimistic update
-	for (const item of items) {
-		modpackAddons.value = modpackAddons.value.map((a) =>
-			a.filename === item.file_name ? { ...a, disabled: !enable } : a,
-		)
-		modpackContentModal.value?.updateItem(item.file_name, { enabled: enable })
-	}
-
-	try {
-		if (enable) {
-			await client.archon.content_v1.enableAddons(serverId, worldId.value!, requests)
-		} else {
-			await client.archon.content_v1.disableAddons(serverId, worldId.value!, requests)
-		}
-		queryClient.setQueryData(
-			modpackContentQueryKey.value,
-			(oldData: Archon.Content.v1.Addons | undefined) =>
-				oldData
-					? {
-							...oldData,
-							addons: (oldData.addons ?? []).map((addon) =>
-								items.some((item) => item.file_name === addon.filename)
-									? { ...addon, disabled: !enable }
-									: addon,
-							),
-						}
-					: oldData,
-		)
-		await queryClient.invalidateQueries({ queryKey: queryKey.value })
-	} catch (err) {
-		for (const item of items) {
-			modpackAddons.value = modpackAddons.value.map((a) =>
-				a.filename === item.file_name ? { ...a, disabled: enable } : a,
-			)
-			modpackContentModal.value?.updateItem(item.file_name, { enabled: !enable })
-		}
-		addNotification({
-			type: 'error',
-			title: formatMessage(enable ? messages.failedToBulkEnable : messages.failedToBulkDisable),
-			text: err instanceof Error ? err.message : undefined,
-		})
-	}
-}
-
 function handleModpackUnlink() {
 	modpackUnlinkModal.value?.show()
 }
@@ -1175,12 +1241,22 @@ function handleModpackUpdateCancel() {
 	pendingModpackUpdateVersion.value = null
 }
 
-function getOverflowOptions(item: ContentItem) {
-	const options: { id: string; icon?: typeof ClipboardCopyIcon; action: () => void }[] = []
+async function handleToggleSideLock(addon: Archon.Content.v1.Addon) {
+	if (contentActionDisabled.value) return
+	await setSideLockMutation.mutateAsync({
+		addon,
+		locked: addon.side_toggle_unlocked,
+	})
+}
 
-	if (item.project?.slug) {
+function getOverflowOptions(item: ContentItem): OverflowMenuOption[] {
+	const options: OverflowMenuOption[] = []
+	const addon = getAddonForItem(item)
+
+	if (addon?.project_id && item.project?.slug) {
 		options.push({
-			id: formatMessage(commonMessages.copyLinkButton),
+			id: 'copy-link',
+			label: formatMessage(commonMessages.copyLinkButton),
 			icon: ClipboardCopyIcon,
 			action: async () => {
 				await navigator.clipboard.writeText(
@@ -1190,6 +1266,18 @@ function getOverflowOptions(item: ContentItem) {
 		})
 	}
 
+	if (addon && hasDetectedEnvironment(addon)) {
+		if (options.length > 0) options.push({ type: 'divider' })
+		options.push({
+			id: 'toggle-side-lock',
+			label: formatMessage(
+				addon.side_toggle_unlocked ? messages.lockEnvironment : messages.unlockEnvironment,
+			),
+			icon: addon.side_toggle_unlocked ? LockIcon : LockOpenIcon,
+			action: () => handleToggleSideLock(addon),
+		})
+	}
+
 	return options
 }
 
@@ -1204,11 +1292,9 @@ provideContentManager({
 	disableAddContent: computed(() => !canSetup.value),
 	disableAddContentTooltip: permissionDeniedMessage.value,
 	contentTypeLabel: type,
-	toggleEnabled: handleToggleEnabled,
+	setEnabledFor: handleSetEnabledFor,
 	deleteItem: handleDeleteItem,
 	bulkDeleteItems: handleBulkDelete,
-	bulkEnableItems: handleBulkEnable,
-	bulkDisableItems: handleBulkDisable,
 	refresh: async () => {
 		await contentQuery.refetch()
 	},
@@ -1245,6 +1331,9 @@ provideContentManager({
 				: undefined,
 			external: item.external ?? !hasModrinthProject,
 			enabled: item.enabled,
+			enabledFor: item.enabledFor,
+			embeddedIcon: item.embeddedIcon,
+			hideToggle: true,
 		}
 	},
 	filterPersistKey: `server:${serverId}:${worldId.value}`,
@@ -1274,13 +1363,12 @@ provideContentManager({
 					:source-name="managedContent?.card.manager.name"
 					:source-icon-url="managedContent?.card.manager.iconUrl"
 					:header="formatMessage(messages.modpackContent)"
-					enable-toggle
+					enable-enabled-for
 					show-environment-warnings
+					:get-overflow-options="getOverflowOptions"
 					:action-disabled="contentActionDisabled"
 					:action-disabled-tooltip="contentActionBusyMessage ?? undefined"
-					@update:enabled="handleModpackContentToggle"
-					@bulk:enable="handleModpackBulkToggle($event, true)"
-					@bulk:disable="handleModpackBulkToggle($event, false)"
+					@update:enabled-for="handleModpackSetEnabledFor"
 					@hide="isModpackContentModalOpen = false"
 				/>
 				<ContentUpdaterModal