diff --git a/app/mission-tab/[missionId]/page.tsx b/app/mission-tab/[missionId]/page.tsx
index 3322891..a900bed 100644
--- a/app/mission-tab/[missionId]/page.tsx
+++ b/app/mission-tab/[missionId]/page.tsx
@@ -2,7 +2,7 @@
 
 import { useState, useEffect } from "react";
 import { Button } from "@/components/ui/button";
-import { FileIcon, Calendar, Eye, MapPin, Users, Clock, ThumbsUp, Languages, ArrowLeft } from "lucide-react";
+import { FileIcon, Calendar, Eye, MapPin, Users, Clock, ThumbsUp, Languages, ArrowLeft, FileText } from "lucide-react";
 import { useToast } from "@/components/ui/use-toast";
 import { useParams, useRouter } from "next/navigation";
 import Link from "next/link";
@@ -41,6 +41,10 @@ interface Mission {
   createdAt: string;
   creator: User;
   missionUsers: any[];
+  rocketChatChannelId?: string | null;
+  outlineCollectionId?: string | null;
+  giteaRepositoryUrl?: string | null;
+  leantimeProjectId?: string | null;
 }
 
 export default function MissionTabDetailPage() {
@@ -135,6 +139,23 @@ export default function MissionTabDetailPage() {
     };
   };
 
+  // Function to sanitize mission name (same logic as N8N)
+  const sanitizeMissionName = (name: string): string => {
+    if (!name || typeof name !== "string") return "unnamed-mission";
+    return name.toLowerCase()
+      .split("")
+      .map(c => {
+        if (c >= "a" && c <= "z") return c;
+        if (c >= "0" && c <= "9") return c;
+        if (c === " " || c === "-") return c;
+        return "";
+      })
+      .join("")
+      .split(" ")
+      .filter(Boolean)
+      .join("-");
+  };
+
   // Loading state
   if (loading) {
     return (
@@ -361,6 +382,120 @@ export default function MissionTabDetailPage() {
               </div>
             </div>
           )}
+
+          {/* Ressources Métiers */}
+          {(mission.rocketChatChannelId || mission.outlineCollectionId || mission.giteaRepositoryUrl || mission.leantimeProjectId) && (
+            <div className="bg-white rounded-lg shadow-sm border border-gray-100 p-6">
+              <h2 className="text-lg font-semibold text-gray-900 mb-4">Ressources Métiers</h2>
+              <div className="space-y-3">
+                {mission.rocketChatChannelId && (() => {
+                  // Build RocketChat URL: parole.slm-lab.net/channel/[channelId]
+                  // If it's already a full URL, use it; otherwise build from ID
+                  const rocketChatUrl = mission.rocketChatChannelId.startsWith('http') 
+                    ? mission.rocketChatChannelId 
+                    : `https://parole.slm-lab.net/channel/${mission.rocketChatChannelId}`;
+                  
+                  return (
+                    <a
+                      href={rocketChatUrl}
+                      target="_blank"
+                      rel="noopener noreferrer"
+                      className="flex items-center gap-3 p-3 bg-blue-50 rounded-lg border border-blue-100 hover:bg-blue-100 transition-colors cursor-pointer"
+                    >
+                      <div className="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center">
+                        <Users className="h-5 w-5 text-blue-600" />
+                      </div>
+                      <div className="flex-1">
+                        <p className="font-medium text-gray-900">Tenant de Parole</p>
+                        <p className="text-sm text-gray-500">Espace de discussion</p>
+                      </div>
+                    </a>
+                  );
+                })()}
+                
+                {mission.outlineCollectionId && (() => {
+                  // Build Outline URL: chapitre.slm-lab.net/collection/[collectionId]
+                  // If it's already a full URL, use it; otherwise build from ID
+                  const outlineUrl = mission.outlineCollectionId.startsWith('http') 
+                    ? mission.outlineCollectionId 
+                    : `https://chapitre.slm-lab.net/collection/${mission.outlineCollectionId}`;
+                  
+                  return (
+                    <a
+                      href={outlineUrl}
+                      target="_blank"
+                      rel="noopener noreferrer"
+                      className="flex items-center gap-3 p-3 bg-purple-50 rounded-lg border border-purple-100 hover:bg-purple-100 transition-colors cursor-pointer"
+                    >
+                      <div className="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center">
+                        <FileText className="h-5 w-5 text-purple-600" />
+                      </div>
+                      <div className="flex-1">
+                        <p className="font-medium text-gray-900">Tenant du Chapitre</p>
+                        <p className="text-sm text-gray-500">Espace de documentation</p>
+                      </div>
+                    </a>
+                  );
+                })()}
+                
+                {mission.giteaRepositoryUrl && (() => {
+                  // Use mission name (sanitized) as repo name
+                  const repoName = sanitizeMissionName(mission.name);
+                  
+                  // Get Gitea owner from environment variable (default: "alma")
+                  // Note: In Next.js client components, we need NEXT_PUBLIC_ prefix
+                  const giteaOwner = typeof window !== 'undefined' 
+                    ? (process.env.NEXT_PUBLIC_GITEA_OWNER || 'alma')
+                    : 'alma';
+                  
+                  // Build the correct Gitea URL: gite.slm-lab.net/owner/repo-name
+                  const giteaUrl = `https://gite.slm-lab.net/${giteaOwner}/${repoName}`;
+                  
+                  return (
+                    <a
+                      href={giteaUrl}
+                      target="_blank"
+                      rel="noopener noreferrer"
+                      className="flex items-center gap-3 p-3 bg-green-50 rounded-lg border border-green-100 hover:bg-green-100 transition-colors cursor-pointer"
+                    >
+                      <div className="w-10 h-10 bg-green-100 rounded-full flex items-center justify-center">
+                        <FileIcon className="h-5 w-5 text-green-600" />
+                      </div>
+                      <div className="flex-1">
+                        <p className="font-medium text-gray-900">Tenant du Code</p>
+                        <p className="text-sm text-gray-500">Espace pour les codes sources</p>
+                      </div>
+                    </a>
+                  );
+                })()}
+                
+                {mission.leantimeProjectId && (() => {
+                  // Build Leantime URL: agilite.slm-lab.net/projects/showProject/[projectId]
+                  // If it's already a full URL, use it; otherwise build from ID
+                  const leantimeUrl = mission.leantimeProjectId.startsWith('http') 
+                    ? mission.leantimeProjectId 
+                    : `https://agilite.slm-lab.net/projects/showProject/${mission.leantimeProjectId}`;
+                  
+                  return (
+                    <a
+                      href={leantimeUrl}
+                      target="_blank"
+                      rel="noopener noreferrer"
+                      className="flex items-center gap-3 p-3 bg-amber-50 rounded-lg border border-amber-100 hover:bg-amber-100 transition-colors cursor-pointer"
+                    >
+                      <div className="w-10 h-10 bg-amber-100 rounded-full flex items-center justify-center">
+                        <Calendar className="h-5 w-5 text-amber-600" />
+                      </div>
+                      <div className="flex-1">
+                        <p className="font-medium text-gray-900">Tenant des Devoirs</p>
+                        <p className="text-sm text-gray-500">Espace d'organisation</p>
+                      </div>
+                    </a>
+                  );
+                })()}
+              </div>
+            </div>
+          )}
         </div>
       </div>
     </div>