diff --git a/src/routers/sources.py b/src/routers/sources.py
index 3974de4..276e953 100644
--- a/src/routers/sources.py
+++ b/src/routers/sources.py
@@ -24,7 +24,7 @@ logger = logging.getLogger("verwaltung.sources")
 
 router = APIRouter(prefix="/api/sources", tags=["sources"])
 
-SOURCE_UPDATE_COLUMNS = {"name", "url", "domain", "source_type", "category", "status", "notes"}
+SOURCE_UPDATE_COLUMNS = {"name", "url", "domain", "source_type", "category", "status", "notes", "language", "bias"}
 
 
 @router.get("/meta")
@@ -46,6 +46,8 @@ class GlobalSourceCreate(BaseModel):
     category: str = Field(default="sonstige")
     status: str = Field(default="active", pattern="^(active|inactive)$")
     notes: Optional[str] = None
+    language: Optional[str] = Field(default=None, max_length=100)
+    bias: Optional[str] = Field(default=None, max_length=500)
 
 
 class GlobalSourceUpdate(BaseModel):
@@ -56,6 +58,8 @@ class GlobalSourceUpdate(BaseModel):
     category: Optional[str] = None
     status: Optional[str] = Field(default=None, pattern="^(active|inactive)$")
     notes: Optional[str] = None
+    language: Optional[str] = Field(default=None, max_length=100)
+    bias: Optional[str] = Field(default=None, max_length=500)
 
 
 @router.get("/global")
@@ -139,9 +143,10 @@ async def create_global_source(
             )
 
     cursor = await db.execute(
-        """INSERT INTO sources (name, url, domain, source_type, category, status, notes, added_by, tenant_id)
-           VALUES (?, ?, ?, ?, ?, ?, ?, 'system', NULL)""",
-        (data.name, data.url, data.domain, data.source_type, data.category, data.status, data.notes),
+        """INSERT INTO sources (name, url, domain, source_type, category, status, notes, language, bias, added_by, tenant_id)
+           VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, 'system', NULL)""",
+        (data.name, data.url, data.domain, data.source_type, data.category, data.status, data.notes,
+         data.language, data.bias),
     )
     src_id = cursor.lastrowid
     await db.commit()
@@ -223,6 +228,24 @@ async def delete_global_source(
 
 
 
+
+
+
+@router.get("/global/languages")
+async def get_global_languages(
+    admin: dict = Depends(get_current_admin),
+    db: aiosqlite.Connection = Depends(db_dependency),
+):
+    """Distinct language-Werte aus Grundquellen - für Frontend-Filter-Dropdown."""
+    cur = await db.execute("""
+        SELECT DISTINCT language
+        FROM sources
+        WHERE tenant_id IS NULL AND language IS NOT NULL AND language != ''
+        ORDER BY language
+    """)
+    return [r["language"] for r in await cur.fetchall()]
+
+
 @router.get("/global/stats")
 async def get_global_stats(
     admin: dict = Depends(get_current_admin),
diff --git a/src/static/dashboard.html b/src/static/dashboard.html
index cdbd73a..08893ca 100644
--- a/src/static/dashboard.html
+++ b/src/static/dashboard.html
@@ -313,6 +313,9 @@
               <option value="active">Aktiv</option>
               <option value="inactive">Inaktiv</option>
             </select>
+            <select class="filter-select" id="globalFilterLanguage" onchange="filterGlobalSources()">
+              <option value="">Alle Sprachen</option>
+            </select>
             <span class="text-secondary" id="globalSourceCount"></span>
           </div>
           <button class="btn btn-secondary" id="discoverSourceBtn">Erkennen</button>
@@ -330,6 +333,8 @@
                   <th class="sortable" data-sort="article_count" onclick="sortGlobalSources('article_count')">Artikel <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="articles_30d" onclick="sortGlobalSources('articles_30d')">Aktivität <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="tenant_excluded_count" onclick="sortGlobalSources('tenant_excluded_count')">Sperren <span class="sort-icon"></span></th>
+                  <th class="sortable" data-sort="language" onclick="sortGlobalSources('language')">Sprache <span class="sort-icon"></span></th>
+                  <th>Bias</th>
                   <th class="sortable" data-sort="last_seen_at" onclick="sortGlobalSources('last_seen_at')">Letzter Treffer <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="health_status" onclick="sortGlobalSources('health_status')">Health <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="status" onclick="sortGlobalSources('status')">Status <span class="sort-icon"></span></th>
@@ -356,6 +361,9 @@
             <select class="filter-select" id="tenantFilterOrg" onchange="filterTenantSources()">
               <option value="">Alle Organisationen</option>
             </select>
+            <select class="filter-select" id="tenantFilterLanguage" onchange="filterTenantSources()">
+              <option value="">Alle Sprachen</option>
+            </select>
             <span class="text-secondary" id="tenantSourceCount"></span>
           </div>
           <button class="btn btn-primary" id="tenantBulkPromoteBtn" disabled onclick="bulkPromoteSelected()">
@@ -373,6 +381,8 @@
                   <th class="sortable" data-sort="source_type" onclick="sortTenantSources('source_type')">Typ <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="category" onclick="sortTenantSources('category')">Kategorie <span class="sort-icon"></span></th>
                   <th class="sortable" data-sort="org_name" onclick="sortTenantSources('org_name')">Organisation <span class="sort-icon"></span></th>
+                  <th class="sortable" data-sort="language" onclick="sortTenantSources('language')">Sprache <span class="sort-icon"></span></th>
+                  <th>Bias</th>
                   <th>Hinzugefügt von</th>
                   <th>Aktionen</th>
                 </tr>
@@ -597,12 +607,23 @@
               </select>
             </div>
           </div>
+          <div style="display:grid;grid-template-columns:1fr 1fr;gap:12px;">
+            <div class="form-group">
+              <label for="sourceStatus">Status</label>
+              <select id="sourceStatus">
+                <option value="active">Aktiv</option>
+                <option value="inactive">Inaktiv</option>
+              </select>
+            </div>
+            <div class="form-group">
+              <label for="sourceLanguage">Sprache</label>
+              <input type="text" id="sourceLanguage" list="languageSuggestions" placeholder="z.B. Deutsch, Englisch, Russisch">
+              <datalist id="languageSuggestions"></datalist>
+            </div>
+          </div>
           <div class="form-group">
-            <label for="sourceStatus">Status</label>
-            <select id="sourceStatus">
-              <option value="active">Aktiv</option>
-              <option value="inactive">Inaktiv</option>
-            </select>
+            <label for="sourceBias">Bias / Einordnung</label>
+            <input type="text" id="sourceBias" placeholder="z.B. Nachrichtenagentur, faktenbasiert-neutral" maxlength="500">
           </div>
           <div class="form-group">
             <label for="sourceNotes">Notizen</label>
diff --git a/src/static/js/sources.js b/src/static/js/sources.js
index 53395d5..5b7ef27 100644
--- a/src/static/js/sources.js
+++ b/src/static/js/sources.js
@@ -4,7 +4,7 @@
 let globalSourcesCache = [];
 let tenantSourcesCache = [];
 // Phase 3c: Tenant-Tab State
-let tenantFilters = { search: "", type: "", category: "", org: "" };
+let tenantFilters = { search: "", type: "", category: "", org: "", language: "" };
 let tenantSort = { field: "org_name", asc: true };
 let tenantSelected = new Set();
 
@@ -50,11 +50,32 @@ async function loadGlobalSources() {
       populateSelect(document.getElementById("globalFilterType"),
         (window.META.types || []).filter(t => t.key !== "excluded"), "Alle Typen");
     }
-    const [list, stats] = await Promise.all([
+    const [list, stats, languages] = await Promise.all([
       API.get("/api/sources/global"),
       API.get("/api/sources/global/stats"),
+      API.get("/api/sources/global/languages").catch(() => []),
     ]);
     globalSourcesCache = list;
+    populateSelect(
+      document.getElementById("globalFilterLanguage"),
+      (languages || []).map(l => ({ key: l, label: l })),
+      "Alle Sprachen",
+    );
+    populateSelect(
+      document.getElementById("tenantFilterLanguage"),
+      (languages || []).map(l => ({ key: l, label: l })),
+      "Alle Sprachen",
+    );
+    // datalist fuer Edit-Modal
+    const dl = document.getElementById("languageSuggestions");
+    if (dl) {
+      dl.innerHTML = "";
+      (languages || []).forEach(l => {
+        const o = document.createElement("option");
+        o.value = l;
+        dl.appendChild(o);
+      });
+    }
     renderGlobalStats(stats);
     renderGlobalSources(globalSourcesCache);
   } catch (err) {
@@ -138,7 +159,7 @@ function renderGlobalStats(stats) {
 
 function renderGlobalSources(sources) {
   const tbody = document.getElementById("globalSourceTable");
-  const cols = 11;
+  const cols = 13;
   if (sources.length === 0) {
     tbody.innerHTML = `<tr><td colspan="${cols}" class="text-muted">Keine Grundquellen</td></tr>`;
     return;
@@ -178,6 +199,8 @@ function renderGlobalSources(sources) {
         <td class="text-right">${s.article_count || 0}</td>
         <td class="${(s.articles_30d || 0) === 0 ? "activity-cell activity-zero" : "activity-cell"}" title="7 Tage / 30 Tage"><strong>${s.articles_7d || 0}</strong> / ${s.articles_30d || 0}</td>
         <td class="text-right"><span class="${(s.tenant_excluded_count || 0) === 0 ? "exclude-badge exclude-zero" : "exclude-badge"}">${s.tenant_excluded_count || 0}</span></td>
+        <td class="text-secondary">${esc(s.language || "-")}</td>
+        <td class="text-secondary" style="max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;" title="${esc(s.bias || "")}">${esc(s.bias || "-")}</td>
         <td class="text-secondary">${lastSeen}</td>
         <td><span class="health-badge ${hsClass}">${hsLabel}</span></td>
         <td><span class="badge badge-${s.status === "active" ? "active" : "inactive"}">${s.status === "active" ? "Aktiv" : "Inaktiv"}</span></td>
@@ -213,11 +236,13 @@ function filterGlobalSources() {
   const catFilter = document.getElementById("globalFilterCategory")?.value || "";
   const statusFilter = document.getElementById("globalFilterStatus")?.value || "";
 
+  const langFilter = document.getElementById("globalFilterLanguage")?.value || "";
   let filtered = globalSourcesCache.filter((s) => {
-    if (q && !(s.name.toLowerCase().includes(q) || (s.domain || "").toLowerCase().includes(q) || (s.url || "").toLowerCase().includes(q))) return false;
+    if (q && !(s.name.toLowerCase().includes(q) || (s.domain || "").toLowerCase().includes(q) || (s.url || "").toLowerCase().includes(q) || (s.bias || "").toLowerCase().includes(q))) return false;
     if (typeFilter && s.source_type !== typeFilter) return false;
     if (catFilter && s.category !== catFilter) return false;
     if (statusFilter && s.status !== statusFilter) return false;
+    if (langFilter && s.language !== langFilter) return false;
     return true;
   });
 
@@ -270,6 +295,8 @@ function editGlobalSource(id) {
   document.getElementById("sourceCategory").value = s.category;
   document.getElementById("sourceStatus").value = s.status;
   document.getElementById("sourceNotes").value = s.notes || "";
+  document.getElementById("sourceLanguage").value = s.language || "";
+  document.getElementById("sourceBias").value = s.bias || "";
   openModal("modalSource");
 }
 
@@ -295,6 +322,8 @@ function setupSourceForms() {
       category: document.getElementById("sourceCategory").value,
       status: document.getElementById("sourceStatus").value,
       notes: document.getElementById("sourceNotes").value || null,
+      language: document.getElementById("sourceLanguage").value || null,
+      bias: document.getElementById("sourceBias").value || null,
     };
 
     try {
@@ -381,6 +410,7 @@ function applyTenantFilterAndSort() {
     if (tenantFilters.type && s.source_type !== tenantFilters.type) return false;
     if (tenantFilters.category && s.category !== tenantFilters.category) return false;
     if (tenantFilters.org && s.org_name !== tenantFilters.org) return false;
+    if (tenantFilters.language && s.language !== tenantFilters.language) return false;
     return true;
   });
 
@@ -403,6 +433,7 @@ function filterTenantSources() {
   tenantFilters.type     = document.getElementById("tenantFilterType")?.value || "";
   tenantFilters.category = document.getElementById("tenantFilterCategory")?.value || "";
   tenantFilters.org      = document.getElementById("tenantFilterOrg")?.value || "";
+  tenantFilters.language = document.getElementById("tenantFilterLanguage")?.value || "";
   applyTenantFilterAndSort();
 }
 
@@ -463,7 +494,7 @@ async function bulkPromoteSelected() {
 
 function renderTenantSources(sources) {
   const tbody = document.getElementById("tenantSourceTable");
-  const cols = 8;
+  const cols = 10;
   if (sources.length === 0) {
     tbody.innerHTML = `<tr><td colspan="${cols}" class="text-muted">Keine Kundenquellen</td></tr>`;
     document.getElementById("tenantSourceCount").textContent = `0 / ${tenantSourcesCache.length} Kundenquellen`;
@@ -480,6 +511,8 @@ function renderTenantSources(sources) {
       <td>${typeLabel(s.source_type)}</td>
       <td>${categoryLabel(s.category)}</td>
       <td>${esc(s.org_name || "-")}</td>
+      <td class="text-secondary">${esc(s.language || "-")}</td>
+      <td class="text-secondary" style="max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;" title="${esc(s.bias || "")}">${esc(s.bias || "-")}</td>
       <td>${esc(s.added_by || "-")}</td>
       <td>
         <button class="btn btn-primary btn-small" onclick="promoteSource(${s.id}, '${esc(s.name)}')">Übernehmen</button>