diff --git a/backend/LexBoxApi/GraphQL/LexQueries.cs b/backend/LexBoxApi/GraphQL/LexQueries.cs
index 3687cd4e4..2d0113618 100644
--- a/backend/LexBoxApi/GraphQL/LexQueries.cs
+++ b/backend/LexBoxApi/GraphQL/LexQueries.cs
@@ -54,6 +54,34 @@ public IQueryable<DraftProject> DraftProjects(LexBoxDbContext context)
         return context.DraftProjects;
     }
 
+    public record ProjectsByLangCodeAndOrgInput(Guid OrgId, string LangCode);
+    [UseProjection]
+    [UseSorting]
+    public IQueryable<Project> ProjectsByLangCodeAndOrg(LoggedInContext loggedInContext, LexBoxDbContext context, IPermissionService permissionService, ProjectsByLangCodeAndOrgInput input)
+    {
+        var userId = loggedInContext.User.Id;
+        var authorized = loggedInContext.User.IsAdmin || permissionService.IsOrgMember(input.OrgId);
+        if (!authorized) throw new UnauthorizedAccessException();
+        var query = context.Projects.Where(p =>
+            p.Organizations.Any(o => o.Id == input.OrgId) &&
+            p.FlexProjectMetadata != null &&
+            p.FlexProjectMetadata.WritingSystems != null &&
+            p.FlexProjectMetadata.WritingSystems.VernacularWss.Any(ws =>
+                ws.IsActive && (
+                    ws.Tag == input.LangCode ||
+                    ws.Tag == $"qaa-x-{input.LangCode}" ||
+                    ws.Tag.StartsWith($"{input.LangCode}-")
+                )
+            )
+        );
+        // Org admins can see all projects, everyone else can only see non-confidential
+        if (!permissionService.CanEditOrg(input.OrgId))
+        {
+            query = query.Where(p => p.IsConfidential == false);
+        }
+        return query;
+    }
+
     [UseSingleOrDefault]
     [UseProjection]
     public async Task<IQueryable<Project>> ProjectById(LexBoxDbContext context, IPermissionService permissionService, Guid projectId)
diff --git a/frontend/schema.graphql b/frontend/schema.graphql
index 6e9e8d91d..fe4aa7fcb 100644
--- a/frontend/schema.graphql
+++ b/frontend/schema.graphql
@@ -405,6 +405,7 @@ type Query {
   projects(withDeleted: Boolean! = false where: ProjectFilterInput orderBy: [ProjectSortInput!]): [Project!]! @authorize(policy: "AdminRequiredPolicy")
   myDraftProjects(orderBy: [DraftProjectSortInput!]): [DraftProject!]!
   draftProjects(where: DraftProjectFilterInput orderBy: [DraftProjectSortInput!]): [DraftProject!]! @authorize(policy: "AdminRequiredPolicy")
+  projectsByLangCodeAndOrg(input: ProjectsByLangCodeAndOrgInput! orderBy: [ProjectSortInput!]): [Project!]!
   projectById(projectId: UUID!): Project
   projectByCode(code: String!): Project
   draftProjectByCode(code: String!): DraftProject @authorize(policy: "AdminRequiredPolicy")
@@ -907,6 +908,11 @@ input ProjectWritingSystemsFilterInput {
   analysisWss: ListFilterInputTypeOfFLExWsIdFilterInput
 }
 
+input ProjectsByLangCodeAndOrgInput {
+  orgId: UUID!
+  langCode: String!
+}
+
 input RemoveProjectFromOrgInput {
   orgId: UUID!
   projectId: UUID!