diff --git a/frontend/src/pages/OpenClaw.tsx b/frontend/src/pages/OpenClaw.tsx
index 79dd782..51aecee 100644
--- a/frontend/src/pages/OpenClaw.tsx
+++ b/frontend/src/pages/OpenClaw.tsx
@@ -230,17 +230,39 @@ function MetricCard({ label, value, accent, icon }: { label: string; value: stri
 }
 
 
-function TreeNode({ node, depth, onSelect }: { node: FileTreeNode; depth: number, onSelect?: (n: FileTreeNode) => void }) {
-  const [open, setOpen] = useState(depth < 1);
+function TreeNode({ node, depth, onSelect, searchQuery }: { node: FileTreeNode; depth: number; onSelect?: (n: FileTreeNode) => void; searchQuery?: string }) {
+  const [open, setOpen] = useState(depth < 1 || !!searchQuery);
   const isDir = node.type === 'directory';
   const indent = depth * 20;
 
+  // Check if this node matches the search query
+  const matchesSearch = searchQuery && node.name.toLowerCase().includes(searchQuery.toLowerCase());
+
+  // Highlight matching text in file names
+  const renderHighlightedName = (name: string) => {
+    if (!searchQuery) return <span>{name}</span>;
+
+    const lowerQuery = searchQuery.toLowerCase();
+    const lowerName = name.toLowerCase();
+    const index = lowerName.indexOf(lowerQuery);
+
+    if (index === -1) return <span>{name}</span>;
+
+    return (
+      <span>
+        {name.slice(0, index)}
+        <span className="bg-purple-500/40 text-white px-0.5 rounded">{name.slice(index, index + searchQuery.length)}</span>
+        {name.slice(index + searchQuery.length)}
+      </span>
+    );
+  };
+
   return (
     <div>
       <div
         className={`flex items-center gap-2 py-1 px-2 rounded-lg transition-colors cursor-pointer ${
           isDir ? 'hover:bg-surface-700/50' : 'hover:bg-surface-700/50 text-gray-400'
-        }`}
+        } ${matchesSearch && !isDir ? 'bg-purple-500/10 border border-purple-500/20' : ''}`}
         style={{ paddingLeft: `${indent + 8}px` }}
         onClick={() => {
           if (isDir) setOpen(!open);
@@ -250,15 +272,17 @@ function TreeNode({ node, depth, onSelect }: { node: FileTreeNode; depth: number
         {isDir ? (
           <span className="text-yellow-400 w-4 text-center">{open ? '📂' : '📁'}</span>
         ) : (
-          <span className="text-gray-500 w-4 text-center">📄</span>
+          <span className={`w-4 text-center ${matchesSearch ? 'text-purple-400' : 'text-gray-500'}`}>{matchesSearch ? '🔍' : '📄'}</span>
         )}
-        <span className={isDir ? 'text-white font-medium' : 'text-gray-400'}>{node.name}</span>
+        <span className={`${isDir ? 'text-white font-medium' : matchesSearch ? 'text-purple-300 font-medium' : 'text-gray-400'}`}>
+          {renderHighlightedName(node.name)}
+        </span>
         {node.size != null && !isDir && (
           <span className="text-gray-600 ml-auto text-[10px]">{formatSize(node.size)}</span>
         )}
       </div>
       {isDir && open && node.children?.map(child => (
-        <TreeNode key={child.path} node={child} depth={depth + 1} onSelect={onSelect} />
+        <TreeNode key={child.path} node={child} depth={depth + 1} onSelect={onSelect} searchQuery={searchQuery} />
       ))}
     </div>
   );
@@ -1298,6 +1322,7 @@ function FilesystemTab() {
   const [editContent, setEditContent] = useState('');
   const [saving, setSaving] = useState(false);
   const [isFullscreen, setIsFullscreen] = useState(false);
+  const [searchQuery, setSearchQuery] = useState('');
 
   useEffect(() => {
     loadTree();
@@ -1340,6 +1365,52 @@ function FilesystemTab() {
     }
   };
 
+  const clearSearch = () => setSearchQuery('');
+
+  // Filter tree based on search query
+  const getFilteredTree = useCallback((nodes: FileTreeNode[], query: string): FileTreeNode[] => {
+    if (!query.trim()) return nodes;
+    const lowerQuery = query.toLowerCase();
+
+    const filterNode = (node: FileTreeNode): FileTreeNode | null => {
+      const matchesName = node.name.toLowerCase().includes(lowerQuery);
+
+      if (node.type === 'directory' && node.children) {
+        const filteredChildren = node.children
+          .map(filterNode)
+          .filter((n): n is FileTreeNode => n !== null);
+
+        if (matchesName || filteredChildren.length > 0) {
+          return { ...node, children: filteredChildren };
+        }
+        return null;
+      }
+
+      return matchesName ? node : null;
+    };
+
+    return nodes.map(filterNode).filter((n): n is FileTreeNode => n !== null);
+  }, []);
+
+  const filteredTree = searchQuery ? getFilteredTree(tree, searchQuery) : tree;
+
+  // Count matching files
+  const countMatches = useCallback((nodes: FileTreeNode[]): number => {
+    let count = 0;
+    const countNode = (node: FileTreeNode) => {
+      if (node.type === 'file' && node.name.toLowerCase().includes(searchQuery.toLowerCase())) {
+        count++;
+      }
+      if (node.children) {
+        node.children.forEach(countNode);
+      }
+    };
+    nodes.forEach(countNode);
+    return count;
+  }, [searchQuery]);
+
+  const matchCount = searchQuery ? countMatches(filteredTree) : 0;
+
   const getExtensions = () => {
     if (!selectedFile) return [];
     const lang = selectedFile.language;
@@ -1436,21 +1507,60 @@ function FilesystemTab() {
     <div className="flex gap-6 h-[calc(100vh-250px)] min-h-[600px]">
       {/* Sidebar Tree */}
       <div className="glass-card w-1/3 p-4 flex flex-col border border-glass-border">
-        <div className="flex items-center justify-between mb-4 px-2">
+        <div className="flex items-center justify-between mb-3 px-2">
           <h2 className="text-lg font-bold text-white flex items-center gap-2">
             <span>📂</span> Arborescence
           </h2>
           <button onClick={loadTree} className="p-1.5 rounded-lg text-gray-400 hover:text-white hover:bg-surface-700 transition-colors" title="Actualiser">🔄</button>
         </div>
+
+        {/* Search Bar */}
+        <div className="relative mb-3 px-2">
+          <div className="absolute left-4 top-1/2 -translate-y-1/2 text-gray-500 pointer-events-none">
+            <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
+              <circle cx="11" cy="11" r="8"></circle>
+              <path d="m21 21-4.3-4.3"></path>
+            </svg>
+          </div>
+          <input
+            type="text"
+            placeholder="Rechercher des fichiers..."
+            value={searchQuery}
+            onChange={(e) => setSearchQuery(e.target.value)}
+            className="w-full bg-surface-800/80 border border-surface-700 rounded-xl py-2 pl-9 pr-9 text-sm text-gray-300 placeholder-gray-600 focus:outline-none focus:border-purple-500/50 focus:ring-2 focus:ring-purple-500/20 transition-all"
+          />
+          {searchQuery && (
+            <button
+              onClick={clearSearch}
+              className="absolute right-4 top-1/2 -translate-y-1/2 text-gray-500 hover:text-gray-300 transition-colors p-0.5 rounded"
+              title="Effacer la recherche"
+            >
+              <svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
+                <path d="M18 6 6 18"></path>
+                <path d="m6 6 12 12"></path>
+              </svg>
+            </button>
+          )}
+        </div>
+
+        {/* Search Results Counter */}
+        {searchQuery && (
+          <div className="px-2 mb-2">
+            <span className={`text-xs font-medium ${matchCount > 0 ? 'text-purple-400' : 'text-gray-500'}`}>
+              {matchCount > 0 ? `${matchCount} fichier${matchCount > 1 ? 's' : ''} trouvé${matchCount > 1 ? 's' : ''}` : 'Aucun fichier trouvé'}
+            </span>
+          </div>
+        )}
+
         <div className="flex-1 overflow-y-auto font-mono text-[13px] pr-2 custom-scrollbar">
           {treeLoading ? (
             <div className="text-gray-500 animate-pulse px-2">Chargement de l'arborescence…</div>
-          ) : tree.length === 0 ? (
-            <p className="text-gray-500 px-2">Aucun fichier trouvé</p>
+          ) : filteredTree.length === 0 ? (
+            <p className="text-gray-500 px-2">{searchQuery ? 'Aucun fichier correspondant' : 'Aucun fichier trouvé'}</p>
           ) : (
             <div className="space-y-0.5">
-              {tree.map(node => (
-                <TreeNode key={node.path} node={node} depth={0} onSelect={handleSelectFile} />
+              {filteredTree.map(node => (
+                <TreeNode key={node.path} node={node} depth={0} onSelect={handleSelectFile} searchQuery={searchQuery} />
               ))}
             </div>
           )}