diff --git a/backend/ee-repo-ref.txt b/backend/ee-repo-ref.txt
index 016382afe0..03cbd1fd10 100644
--- a/backend/ee-repo-ref.txt
+++ b/backend/ee-repo-ref.txt
@@ -1 +1 @@
-a81fe447c13c5dd59eb60594123f36984ccb7058
\ No newline at end of file
+a2c83c51c9b501e3660fe82416a73e487356158d
\ No newline at end of file
diff --git a/backend/windmill-api/openapi.yaml b/backend/windmill-api/openapi.yaml
index b333955c9f..d87047d0d5 100644
--- a/backend/windmill-api/openapi.yaml
+++ b/backend/windmill-api/openapi.yaml
@@ -603,6 +603,13 @@ paths:
       operationId: getGlobalConnectedRepositories
       tags:
         - Git Sync
+      parameters:
+        - name: search
+          in: query
+          description: Search repositories by name
+          required: false
+          schema:
+            type: string
       responses:
         "200":
           description: connected repositories
@@ -19537,10 +19544,18 @@ components:
               required:
                 - name
                 - url
+          total_count:
+            type: number
+            description: Total number of repositories available for this installation
+          per_page:
+            type: number
+            description: Number of repositories loaded per page
         required:
           - installation_id
           - account_id
           - repositories
+          - total_count
+          - per_page
 
     WorkspaceGithubInstallation:
       type: object
diff --git a/frontend/src/lib/components/GitHubAppIntegration.svelte b/frontend/src/lib/components/GitHubAppIntegration.svelte
index 5c6ed53f65..5b485f2867 100644
--- a/frontend/src/lib/components/GitHubAppIntegration.svelte
+++ b/frontend/src/lib/components/GitHubAppIntegration.svelte
@@ -9,7 +9,6 @@
 		loadGithubInstallations,
 		startInstallationCheck,
 		stopInstallationCheck,
-		getRepositories,
 		addInstallationToWorkspace,
 		deleteInstallation,
 		exportInstallation,
@@ -18,6 +17,7 @@
 		handleInstallClick,
 		type GitHubAppState
 	} from '$lib/githubApp'
+	import RepositorySelector from './RepositorySelector.svelte'
 
 	interface Props {
 		resourceType: string
@@ -215,17 +215,21 @@
 										</select>
 									</div>
 									{#if githubState.selectedGHAppAccountId}
-										<div class="flex flex-col gap-1 flex-1">
-											<p class="text-sm font-semibold text-secondary">Repository</p>
-											<div class="flex flex-row gap-2">
-												<select bind:value={githubState.selectedGHAppRepository}>
-													<option value="" disabled selected>Select Repository</option>
-													{#each getRepositories(githubState, githubState.selectedGHAppAccountId) as repository (repository.url)}
-														<option value={repository.url}>{repository.name}</option>
-													{/each}
-												</select>
+										{@const selectedInstallation = githubState.workspaceGithubInstallations.find(
+											(inst) => inst.account_id === githubState.selectedGHAppAccountId
+										)}
+										{#if selectedInstallation}
+											<div class="flex flex-col gap-1 flex-1">
+												<p class="text-sm font-semibold text-secondary">Repository</p>
+												<RepositorySelector
+													bind:selectedRepository={githubState.selectedGHAppRepository}
+													accountId={githubState.selectedGHAppAccountId}
+													initialRepositories={selectedInstallation.repositories}
+													totalCount={selectedInstallation.total_count}
+													perPage={selectedInstallation.per_page}
+												/>
 											</div>
-										</div>
+										{/if}
 									{/if}
 									<div class="pt-[26px]">
 										<Button
diff --git a/frontend/src/lib/components/RepositorySelector.svelte b/frontend/src/lib/components/RepositorySelector.svelte
new file mode 100644
index 0000000000..cfe40545c4
--- /dev/null
+++ b/frontend/src/lib/components/RepositorySelector.svelte
@@ -0,0 +1,136 @@
+<script lang="ts">
+	import { GitSyncService } from '$lib/gen'
+	import Select from './select/Select.svelte'
+	import { debounce } from '$lib/utils'
+
+	interface Repository {
+		name: string
+		url: string
+	}
+
+	interface Props {
+		disabled?: boolean
+		selectedRepository?: string | undefined
+		accountId: string
+		initialRepositories: Repository[]
+		totalCount: number
+		perPage: number
+		containerClass?: string
+		minWidth?: string
+		onError?: (error: Error) => void
+	}
+
+	let {
+		disabled = false,
+		selectedRepository = $bindable(),
+		accountId,
+		initialRepositories,
+		totalCount,
+		perPage,
+		containerClass = 'flex-1',
+		minWidth = '160px',
+		onError
+	}: Props = $props()
+
+	let isFetching = $state(false)
+	let selectFilterText = $state('')
+	let lastSearchQuery = $state('')
+
+	// Use a derived value that always reflects current repos
+	let availableRepos = $derived(() => {
+		// If we have search results from backend, use those
+		// Otherwise use initial repositories
+		return searchResults.length > 0 ? searchResults : initialRepositories
+	})
+
+	// Track search results from backend
+	let searchResults = $state<Repository[]>([])
+
+	// Only enable search mode if total count exceeds per_page limit
+	const searchMode = $derived(totalCount > perPage)
+
+	// Debounced search function
+	const debouncedSearch = debounce(async (query: string) => {
+		await searchRepositories(query)
+	}, 500)
+
+	// Watch for filter text changes and trigger backend search
+	$effect(() => {
+		if (searchMode && selectFilterText !== undefined && selectFilterText !== lastSearchQuery) {
+			if (selectFilterText.length >= 1) {
+				// Only search backend if we have more repos than currently loaded
+				if (totalCount > initialRepositories.length) {
+					debouncedSearch.debounced(selectFilterText)
+				}
+			} else if (selectFilterText.length === 0) {
+				lastSearchQuery = ''
+				searchResults = []
+			}
+		}
+	})
+
+	async function searchRepositories(query: string) {
+		if (!query) {
+			searchResults = []
+			lastSearchQuery = ''
+			return
+		}
+
+		// Don't search if we already have all repos
+		if (totalCount <= initialRepositories.length) {
+			return
+		}
+
+		isFetching = true
+		try {
+			const installations = await GitSyncService.getGlobalConnectedRepositories({
+				search: query
+			})
+
+			// Find the matching installation and get its repositories
+			const installation = installations.find((inst) => inst.account_id === accountId)
+			searchResults = installation?.repositories || []
+			lastSearchQuery = query
+			isFetching = false
+			return searchResults
+		} catch (error) {
+			isFetching = false
+			onError?.(error)
+			console.error('Error searching repositories:', error)
+			searchResults = []
+			lastSearchQuery = ''
+			return []
+		}
+	}
+</script>
+
+<div class={containerClass}>
+	{#if searchMode}
+		<div class="flex flex-col gap-1">
+			<Select
+				containerStyle={'min-width: ' + minWidth}
+				items={availableRepos().map((repo) => ({
+					label: repo.name,
+					value: repo.url
+				}))}
+				placeholder={isFetching ? 'Searching...' : `Search all repositories...`}
+				clearable
+				disabled={disabled || isFetching}
+				bind:filterText={selectFilterText}
+				bind:value={selectedRepository}
+			/>
+			{#if totalCount > initialRepositories.length}
+				<span class="text-3xs pl-1 text-tertiary">
+					Loaded {initialRepositories.length} of {totalCount} repositories.
+				</span>
+			{/if}
+		</div>
+	{:else}
+		<select bind:value={selectedRepository} {disabled} class="w-full">
+			<option value="" disabled selected>Select repository</option>
+			{#each initialRepositories as repository (repository.url)}
+				<option value={repository.url}>{repository.name}</option>
+			{/each}
+		</select>
+	{/if}
+</div>