diff --git a/admin/assets/css/main.css b/admin/assets/css/main.css
index 2256283..51a816e 100644
--- a/admin/assets/css/main.css
+++ b/admin/assets/css/main.css
@@ -339,6 +339,12 @@ main {
   color: var(--accent-text);
 }
 
+.badge.group {
+  background: var(--ok-dim);
+  color: var(--ok);
+  border: 1px solid transparent;
+}
+
 .card-actions {
   display: flex;
   gap: 6px;
diff --git a/admin/components/GroupEditor.vue b/admin/components/GroupEditor.vue
new file mode 100644
index 0000000..6dd2962
--- /dev/null
+++ b/admin/components/GroupEditor.vue
@@ -0,0 +1,112 @@
+<template>
+  <Teleport to="body">
+    <Transition name="fade">
+      <div v-if="open" class="overlay" @click.self="close"></div>
+    </Transition>
+    <Transition name="slide">
+      <aside v-if="open" class="editor" role="dialog" aria-modal="true">
+        <div class="editor-head">
+          <h2>{{ isEdit ? "Edit group" : "New group" }}</h2>
+          <button class="icon-btn" title="Close" @click="close">✕</button>
+        </div>
+        <form class="editor-body" @submit.prevent="save">
+          <div class="row2">
+            <div class="field">
+              <label>Name</label>
+              <input v-model="form.name" type="text" placeholder="My Team" required />
+            </div>
+            <div class="field">
+              <label>ID</label>
+              <input v-model="form.id" type="text" placeholder="my-team" :disabled="isEdit" required />
+              <div class="hint">Unique, use a-z / 0-9 / dashes</div>
+            </div>
+          </div>
+          <div class="field">
+            <label>Group admins <span class="lbl-note">(GitHub login or user id, comma-separated)</span></label>
+            <input v-model="form.adminIds" type="text" placeholder="octocat, 12345" />
+            <div class="hint">These users can view logs and edit this group's routes.</div>
+          </div>
+          <div class="field">
+            <label>Owner scope <span class="lbl-note">(GitHub org / user logins, comma-separated)</span></label>
+            <input v-model="form.owners" type="text" placeholder="my-org, some-user" />
+            <div class="hint">
+              Only webhook events from these orgs/users enter this group's routes. Leave empty for no
+              restriction.
+            </div>
+          </div>
+          <div class="err">{{ formError }}</div>
+        </form>
+        <div class="editor-foot">
+          <button class="btn btn-ghost" type="button" @click="close">Cancel</button>
+          <button class="btn btn-accent" type="button" :disabled="saving" @click="save">Save group</button>
+        </div>
+      </aside>
+    </Transition>
+  </Teleport>
+</template>
+
+<script setup lang="ts">
+import { reactive, watch } from "vue";
+import type { Group } from "~/types";
+
+const props = defineProps<{ open: boolean; group: Group | null; saving: boolean }>();
+const emit = defineEmits<{
+  (e: "close"): void;
+  (e: "save", group: Group): void;
+}>();
+
+const isEdit = computed(() => props.group != null);
+const formError = ref("");
+
+const form = reactive({
+  id: "",
+  name: "",
+  adminIds: "",
+  owners: "",
+});
+
+function splitList(text: string): string[] {
+  return text
+    .split(",")
+    .map((s) => s.trim())
+    .filter(Boolean);
+}
+
+watch(
+  () => props.open,
+  (open) => {
+    if (!open) return;
+    const g = props.group;
+    form.id = g?.id ?? "";
+    form.name = g?.name ?? "";
+    form.adminIds = (g?.adminIds ?? []).join(", ");
+    form.owners = (g?.owners ?? []).join(", ");
+    formError.value = "";
+  },
+);
+
+function close(): void {
+  emit("close");
+}
+
+function save(): void {
+  formError.value = "";
+  const id = form.id.trim();
+  const name = form.name.trim();
+  if (!/^[a-z0-9][a-z0-9-]*$/.test(id)) {
+    formError.value = "ID must be a-z / 0-9 / dashes";
+    return;
+  }
+  if (!name) {
+    formError.value = "Name is required";
+    return;
+  }
+  const owners = splitList(form.owners);
+  emit("save", {
+    id,
+    name,
+    adminIds: splitList(form.adminIds),
+    owners: owners.length ? owners : undefined,
+  });
+}
+</script>
diff --git a/admin/components/RouteCard.vue b/admin/components/RouteCard.vue
index 5b542e8..f2767d3 100644
--- a/admin/components/RouteCard.vue
+++ b/admin/components/RouteCard.vue
@@ -9,6 +9,7 @@
         <span class="route-name">{{ route.name || "(untitled)" }}</span>
         <span class="route-id">{{ route.id }}</span>
         <span v-if="route.lang" class="badge lang">{{ route.lang }}</span>
+        <span v-if="groupName" class="badge group">{{ groupName }}</span>
       </div>
       <div class="card-actions">
         <button class="icon-btn" title="Edit" @click="$emit('edit', route)">✎</button>
@@ -33,7 +34,7 @@
 import type { Route } from "~/types";
 import { FILTER_LABELS, fmtMatch } from "~/types";
 
-const props = defineProps<{ route: Route }>();
+const props = defineProps<{ route: Route; groupName?: string }>();
 const emit = defineEmits<{
   (e: "toggle", route: Route): void;
   (e: "edit", route: Route): void;
diff --git a/admin/components/RouteEditor.vue b/admin/components/RouteEditor.vue
index b9f2088..2d07e74 100644
--- a/admin/components/RouteEditor.vue
+++ b/admin/components/RouteEditor.vue
@@ -14,6 +14,14 @@
             <label>Name</label>
             <input v-model="form.name" type="text" placeholder="My Route" required />
           </div>
+          <div class="field">
+            <label>Group</label>
+            <select v-model="form.groupId" :disabled="!groups.length">
+              <option value="" disabled>{{ groups.length ? "Select a group" : "No groups yet" }}</option>
+              <option v-for="g in groups" :key="g.id" :value="g.id">{{ g.name }}</option>
+            </select>
+            <div v-if="!groups.length" class="hint">Create a group first (Groups tab).</div>
+          </div>
           <div class="row2">
             <div class="field">
               <label>ID</label>
@@ -68,14 +76,14 @@
 
 <script setup lang="ts">
 import { reactive, watch } from "vue";
-import type { Filter, Route } from "~/types";
+import type { Filter, Route, Group } from "~/types";
 import { FILTER_TYPES, FILTER_LABELS, fmtMatch } from "~/types";
 
 interface FilterForm extends Filter {
   matchText: string;
 }
 
-const props = defineProps<{ open: boolean; route: Route | null; saving: boolean }>();
+const props = defineProps<{ open: boolean; route: Route | null; saving: boolean; groups: Group[] }>();
 const emit = defineEmits<{
   (e: "close"): void;
   (e: "save", route: Route): void;
@@ -92,6 +100,7 @@ const form = reactive({
   enabled: true,
   channelId: "",
   threadId: "",
+  groupId: "",
   filters: [] as FilterForm[],
 });
 
@@ -124,6 +133,7 @@ watch(
     form.enabled = r?.enabled ?? true;
     form.channelId = r?.target.channelId ?? "";
     form.threadId = r?.target.threadId ?? "";
+    form.groupId = r?.groupId ?? (props.groups.length === 1 ? props.groups[0]!.id : "");
     form.filters = (r && r.filters.length
       ? r.filters
       : [{ type: "event", match: "", exclude: false }]
@@ -158,6 +168,7 @@ function collect(): Route | null {
     name: form.name.trim(),
     enabled: form.enabled,
     lang: form.lang.trim() || undefined,
+    groupId: form.groupId || undefined,
     filters,
     target: {
       channelId: form.channelId.trim(),
@@ -182,6 +193,10 @@ function save(): void {
     formError.value = "Channel ID is required";
     return;
   }
+  if (!route.groupId) {
+    formError.value = "Please select a group";
+    return;
+  }
   emit("save", route);
 }
 </script>
diff --git a/admin/composables/useGroups.ts b/admin/composables/useGroups.ts
new file mode 100644
index 0000000..f608918
--- /dev/null
+++ b/admin/composables/useGroups.ts
@@ -0,0 +1,53 @@
+import type { Group } from "~/types";
+
+export function useGroupsApi() {
+  const groups = ref<Group[]>([]);
+  const isSuper = ref(false);
+  const loading = ref(false);
+  const needLogin = ref(false);
+  const error = ref("");
+
+  async function load(): Promise<void> {
+    loading.value = true;
+    error.value = "";
+    needLogin.value = false;
+    try {
+      const res = await fetch("/admin/api/groups", {
+        headers: { accept: "application/json" },
+        credentials: "same-origin",
+      });
+      if (res.status === 401) {
+        needLogin.value = true;
+        return;
+      }
+      if (!res.ok) throw new Error(`HTTP ${res.status}`);
+      const data = (await res.json()) as { groups?: Group[]; isSuper?: boolean };
+      groups.value = data.groups ?? [];
+      isSuper.value = data.isSuper ?? false;
+    } catch (err) {
+      error.value = err instanceof Error ? err.message : String(err);
+    } finally {
+      loading.value = false;
+    }
+  }
+
+  async function save(next: Group[]): Promise<void> {
+    const res = await fetch("/admin/api/groups", {
+      method: "PUT",
+      headers: { "content-type": "application/json" },
+      credentials: "same-origin",
+      body: JSON.stringify({ groups: next }),
+    });
+    if (res.status === 401) {
+      needLogin.value = true;
+      throw new Error("unauthorized");
+    }
+    if (!res.ok) {
+      const data = (await res.json().catch(() => ({}))) as { error?: string };
+      throw new Error(data.error ?? `HTTP ${res.status}`);
+    }
+    groups.value = next;
+  }
+
+  return { groups, isSuper, loading, needLogin, error, load, save };
+}
diff --git a/admin/composables/useMe.ts b/admin/composables/useMe.ts
new file mode 100644
index 0000000..6e2ff39
--- /dev/null
+++ b/admin/composables/useMe.ts
@@ -0,0 +1,30 @@
+import type { Me } from "~/types";
+
+export function useMeApi() {
+  const me = ref<Me | null>(null);
+  const loading = ref(false);
+  const needLogin = ref(false);
+
+  async function load(): Promise<void> {
+    loading.value = true;
+    needLogin.value = false;
+    try {
+      const res = await fetch("/admin/api/me", {
+        headers: { accept: "application/json" },
+        credentials: "same-origin",
+      });
+      if (res.status === 401) {
+        needLogin.value = true;
+        return;
+      }
+      if (!res.ok) throw new Error(`HTTP ${res.status}`);
+      me.value = (await res.json()) as Me;
+    } catch {
+      me.value = null;
+    } finally {
+      loading.value = false;
+    }
+  }
+
+  return { me, loading, needLogin, load };
+}
diff --git a/admin/pages/admin.vue b/admin/pages/admin.vue
index 2923e7c..e262d1e 100644
--- a/admin/pages/admin.vue
+++ b/admin/pages/admin.vue
@@ -9,7 +9,16 @@
         </div>
       </div>
       <div class="head-actions">
-        <button v-if="!needLogin" class="btn btn-accent" @click="openNew">+ New Route</button>
+        <button v-if="!needLogin && view === 'routes'" class="btn btn-accent" @click="openNew">
+          + New Route
+        </button>
+        <button
+          v-if="!needLogin && view === 'groups' && isSuper"
+          class="btn btn-accent"
+          @click="openNewGroup"
+        >
+          + New Group
+        </button>
         <a v-if="!needLogin" class="btn btn-ghost" href="/admin/logout">Sign out</a>
       </div>
     </header>
@@ -18,7 +27,9 @@
       <div v-if="needLogin" class="login">
         <div class="login-card">
           <h2>Config Console</h2>
-          <p v-if="forbidden">Access denied — this GitHub account is not in <code>ADMIN_USER_IDS</code>.</p>
+          <p v-if="forbidden">
+            Access denied — this GitHub account is not an admin or group admin.
+          </p>
           <p v-else>Sign in with GitHub to manage routes.</p>
           <a class="btn btn-accent btn-lg" href="/admin/login">Sign in with GitHub</a>
         </div>
@@ -29,6 +40,14 @@
           <button class="tab" :class="{ active: view === 'routes' }" @click="switchView('routes')">
             Routes
           </button>
+          <button
+            v-if="isSuper"
+            class="tab"
+            :class="{ active: view === 'groups' }"
+            @click="switchView('groups')"
+          >
+            Groups
+          </button>
           <button class="tab" :class="{ active: view === 'logs' }" @click="switchView('logs')">
             Send Logs
           </button>
@@ -53,6 +72,7 @@
               v-for="(r, i) in routes"
               :key="r.id"
               :route="r"
+              :group-name="groupName(r.groupId)"
               :style="{ animationDelay: i * 45 + 'ms' }"
               @toggle="onToggle"
               @edit="openEdit"
@@ -66,6 +86,51 @@
           </section>
         </template>
 
+        <template v-else-if="view === 'groups'">
+          <section class="toolbar">
+            <div>
+              <span class="kpi-label">GROUPS</span>
+              <span class="kpi">{{ groups.length }}</span>
+            </div>
+            <div class="status">
+              <span class="dot" :class="groupsLoading ? '' : 'ok'"></span>
+              <span>{{ groupsLoading ? "loading" : "connected" }}</span>
+            </div>
+          </section>
+
+          <p v-if="groupsError" class="err">{{ groupsError }}</p>
+
+          <section class="routes">
+            <article v-for="g in groups" :key="g.id" class="card">
+              <div class="card-head">
+                <div class="card-title">
+                  <span class="route-name">{{ g.name || "(untitled)" }}</span>
+                  <span class="route-id">{{ g.id }}</span>
+                </div>
+                <div class="card-actions">
+                  <button class="icon-btn" title="Edit" @click="openEditGroup(g)">✎</button>
+                  <button class="icon-btn danger" title="Delete" @click="onDeleteGroup(g)">✕</button>
+                </div>
+              </div>
+              <div class="target">
+                <span
+                  ><b>ADMINS</b
+                  ><code>{{ g.adminIds.length ? g.adminIds.join(", ") : "—" }}</code></span
+                >
+                <span
+                  ><b>OWNERS</b
+                  ><code>{{ g.owners && g.owners.length ? g.owners.join(", ") : "any" }}</code></span
+                >
+              </div>
+            </article>
+          </section>
+
+          <section v-if="!groupsLoading && !groups.length" class="empty">
+            <p>No groups yet. Groups scope routes by org/user and delegate access.</p>
+            <button class="btn btn-accent" @click="openNewGroup">Create your first group</button>
+          </section>
+        </template>
+
         <template v-else>
           <section class="toolbar">
             <div class="status">
@@ -82,24 +147,45 @@
       :open="editorOpen"
       :route="editing"
       :saving="saving"
+      :groups="groups"
       @close="editorOpen = false"
       @save="onSave"
     />
+
+    <GroupEditor
+      :open="groupEditorOpen"
+      :group="editingGroup"
+      :saving="savingGroup"
+      @close="groupEditorOpen = false"
+      @save="onSaveGroup"
+    />
   </div>
 </template>
 
 <script setup lang="ts">
-import type { Route } from "~/types";
+import type { Group, Route } from "~/types";
 
 const { routes, loading, needLogin, error, load, save } = useRoutesApi();
 const { push } = useToasts();
 const { logs, loading: logsLoading, load: loadLogs } = useSendLogs();
+const {
+  groups,
+  isSuper,
+  loading: groupsLoading,
+  error: groupsError,
+  load: loadGroups,
+  save: saveGroups,
+} = useGroupsApi();
 
 const editorOpen = ref(false);
 const editing = ref<Route | null>(null);
 const saving = ref(false);
 const forbidden = ref(false);
-const view = ref<"routes" | "logs">("routes");
+const view = ref<"routes" | "groups" | "logs">("routes");
+
+const groupEditorOpen = ref(false);
+const editingGroup = ref<Group | null>(null);
+const savingGroup = ref(false);
 
 onMounted(() => {
   if (typeof window !== "undefined") {
@@ -108,11 +194,21 @@ onMounted(() => {
   }
   load();
   loadLogs();
+  loadGroups();
 });
 
-function switchView(next: "routes" | "logs"): void {
+function groupName(id?: string): string | undefined {
+  if (!id) return undefined;
+  return groups.value.find((g) => g.id === id)?.name ?? id;
+}
+
+function switchView(next: "routes" | "groups" | "logs"): void {
   view.value = next;
-  if (next === "routes") load();
+  if (next === "routes") {
+    load();
+    loadGroups();
+  }
+  if (next === "groups") loadGroups();
   if (next === "logs") loadLogs();
 }
 
@@ -167,4 +263,49 @@ async function onDelete(route: Route): Promise<void> {
     push(`Delete failed: ${err instanceof Error ? err.message : err}`, "bad");
   }
 }
+
+function openNewGroup(): void {
+  editingGroup.value = null;
+  groupEditorOpen.value = true;
+}
+
+function openEditGroup(group: Group): void {
+  editingGroup.value = group;
+  groupEditorOpen.value = true;
+}
+
+async function onSaveGroup(group: Group): Promise<void> {
+  savingGroup.value = true;
+  try {
+    let next: Group[];
+    if (editingGroup.value) {
+      next = groups.value.map((g) => (g.id === editingGroup.value!.id ? group : g));
+    } else {
+      if (groups.value.some((g) => g.id === group.id)) {
+        push("Group ID already exists", "bad");
+        return;
+      }
+      next = [...groups.value, group];
+    }
+    await saveGroups(next);
+    groupEditorOpen.value = false;
+    push("Groups saved");
+  } catch (err) {
+    push(`Save failed: ${err instanceof Error ? err.message : err}`, "bad");
+  } finally {
+    savingGroup.value = false;
+  }
+}
+
+async function onDeleteGroup(group: Group): Promise<void> {
+  const used = routes.value.filter((r) => r.groupId === group.id).length;
+  const warn = used ? ` ${used} route(s) reference it and will lose their group.` : "";
+  if (!window.confirm(`Delete group "${group.name || group.id}"?${warn}`)) return;
+  try {
+    await saveGroups(groups.value.filter((g) => g.id !== group.id));
+    push("Group deleted");
+  } catch (err) {
+    push(`Delete failed: ${err instanceof Error ? err.message : err}`, "bad");
+  }
+}
 </script>
diff --git a/admin/types.ts b/admin/types.ts
index 05ef82d..9daa259 100644
--- a/admin/types.ts
+++ b/admin/types.ts
@@ -14,6 +14,21 @@ export interface Route {
     threadId?: string;
   };
   lang?: string;
+  groupId?: string;
+}
+
+export interface Group {
+  id: string;
+  name: string;
+  adminIds: string[];
+  owners?: string[];
+}
+
+export interface Me {
+  login: string;
+  userId: string;
+  isSuper: boolean;
+  groups: Group[];
 }
 
 export const FILTER_TYPES = ["event", "repo", "actor", "action", "branch", "keyword"] as const;