diff --git a/src/controllers/FriendsController.ts b/src/controllers/FriendsController.ts
new file mode 100644
index 0000000..cf47f65
--- /dev/null
+++ b/src/controllers/FriendsController.ts
@@ -0,0 +1,24 @@
+import { Friend } from "../entities/Friend";
+
+/**
+ * Friends controller
+ * 
+ * @author Pierre HUBERT
+ */
+
+export class FriendsController {
+
+	/**
+	 * Turn a friend object into an API entry
+	 * 
+	 * @param friend Friend object to transform
+	 */
+	public static FriendToAPI(friend: Friend) : any {
+		return {
+			ID_friend: friend.friendID,
+			accepted: friend.accepted,
+			time_last_activity: friend.lastActivityTime
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/src/controllers/Routes.ts b/src/controllers/Routes.ts
index 88dbd42..7408cab 100644
--- a/src/controllers/Routes.ts
+++ b/src/controllers/Routes.ts
@@ -7,6 +7,7 @@ import { SearchController } from "./SearchController";
 import { GroupsController } from "./GroupsController";
 import { NotificationsController } from "./NotificationsController";
 import { VirtualDirectoryController } from "./VirtualDirectoryController";
+import { WebAppControllers } from "./WebAppController";
 
 /**
  * Controllers routes
@@ -152,4 +153,9 @@ export const Routes : Route[] = [
 
 	{path: "/virtualDirectory/find", cb: (h) => VirtualDirectoryController.Find(h)},
 
+
+	
+	// Web app controller
+	{path: "/webApp/getMemberships", cb: (h) => WebAppControllers.GetMemberships(h)},
+	
 ]
\ No newline at end of file
diff --git a/src/controllers/WebAppController.ts b/src/controllers/WebAppController.ts
new file mode 100644
index 0000000..83d7805
--- /dev/null
+++ b/src/controllers/WebAppController.ts
@@ -0,0 +1,36 @@
+import { RequestHandler } from "../entities/RequestHandler";
+import { WebappHelper } from "../helpers/WebappHelper";
+import { UserMembershipType } from "../entities/UserMembershipEntry";
+import { FriendsController } from "./FriendsController";
+import { Friend } from "../entities/Friend";
+
+
+/**
+ * Web application controllers
+ * 
+ * @author Pierre HUBERT
+ */
+export class WebAppControllers {
+
+	/**
+	 * Get the memberships of the user
+	 * 
+	 * @param h Request handler
+	 */
+	public static async GetMemberships(h: RequestHandler) {
+		
+		const list = await WebappHelper.GetUserMemberships(h.getUserId());
+		
+		h.send(list.map((l) => l.type == UserMembershipType.FRIEND ? {
+			// In case of friend
+			type: "friend",
+			friend: FriendsController.FriendToAPI(<Friend>l.el)
+		} : {
+			// In case of group
+			type: "group",
+			id: l.el,
+			last_activity: l.lastActivity
+		}));
+	}
+
+}
\ No newline at end of file
diff --git a/src/entities/UserMembershipEntry.ts b/src/entities/UserMembershipEntry.ts
new file mode 100644
index 0000000..d82d511
--- /dev/null
+++ b/src/entities/UserMembershipEntry.ts
@@ -0,0 +1,17 @@
+import { Friend } from "./Friend";
+
+/**
+ * Get information about a membership
+ * 
+ * @author Pierre HUBERT
+ */
+
+export enum UserMembershipType { GROUP, FRIEND }
+
+export class UserMembershipEntry {
+	constructor(
+		public lastActivity: number,
+		public el: Friend | number,
+		public type: UserMembershipType
+	) {}
+}
\ No newline at end of file
diff --git a/src/helpers/GroupsHelper.ts b/src/helpers/GroupsHelper.ts
index 20ad189..797ee1a 100644
--- a/src/helpers/GroupsHelper.ts
+++ b/src/helpers/GroupsHelper.ts
@@ -454,6 +454,16 @@ export class GroupsHelper {
 		});
 	}
 
+	/**
+	 * Get the last activity time of a group
+	 * 
+	 * @param groupID Target group ID
+	 */
+	public static async GetLastActivity(groupID: number) : Promise<number> {
+		// TODO : implement
+		return groupID;
+	}
+
 	/**
 	 * Turn a database row into a {GroupInfo} object
 	 * 
diff --git a/src/helpers/WebappHelper.ts b/src/helpers/WebappHelper.ts
new file mode 100644
index 0000000..3c358e2
--- /dev/null
+++ b/src/helpers/WebappHelper.ts
@@ -0,0 +1,40 @@
+import { UserMembershipEntry, UserMembershipType } from "../entities/UserMembershipEntry";
+import { FriendsHelper } from "./FriendsHelper";
+import { GroupsHelper } from "./GroupsHelper";
+
+/**
+ * Web applications helper
+ * 
+ * @author Pierre HUBERT
+ */
+
+export class WebappHelper {
+
+	/**
+	 * Get all the membership of a user
+	 * 
+	 * @param userID Target user ID
+	 */
+	public static async GetUserMemberships(userID: number) : Promise<Array<UserMembershipEntry>> {
+
+		// Get the list of friends of the user
+		const friendsList = await FriendsHelper.GetList(userID);
+		const groupsList = await GroupsHelper.GetListUser(userID);
+
+		const list : Array<UserMembershipEntry> = [];
+
+		// Add friends to the list
+		friendsList.forEach((f) => list.push(new UserMembershipEntry(
+			f.lastActivityTime, f, UserMembershipType.FRIEND)));
+		
+		// Add groups to the list
+		for(const g of groupsList) list.push(new UserMembershipEntry(
+			await GroupsHelper.GetLastActivity(g), g, UserMembershipType.GROUP));
+
+		// Sort entries by latest activities
+		list.sort((a, b) => b.lastActivity - a.lastActivity);
+
+		return list;
+	}
+
+}
\ No newline at end of file