diff --git a/glob/manager_core.py b/glob/manager_core.py
index 67c64769..fe22c5e6 100644
--- a/glob/manager_core.py
+++ b/glob/manager_core.py
@@ -308,6 +308,25 @@ class ManagedResult:
         return self
 
 
+def get_commit_hash(fullpath):
+    git_head = os.path.join(fullpath, '.git', 'HEAD')
+    if os.path.exists(git_head):
+        with open(git_head) as f:
+            line = f.readline()
+
+            if line.startswith("ref: "):
+                ref = os.path.join(fullpath, '.git', line[5:].strip())
+                if os.path.exists(ref):
+                    with open(ref) as f2:
+                        return f2.readline().strip()
+                else:
+                    return "unknown"
+            else:
+                return line
+
+    return "unknown"
+
+
 class UnifiedManager:
     def __init__(self):
         self.cnr_inactive_nodes = {}       # node_id -> node_version -> fullpath
diff --git a/glob/manager_server.py b/glob/manager_server.py
index ec1e9d28..b773a448 100644
--- a/glob/manager_server.py
+++ b/glob/manager_server.py
@@ -542,6 +542,33 @@ def populate_markdown(x):
         x['title'] = manager_util.sanitize_tag(x['title'])
 
 
+@routes.get("/customnode/installed")
+async def installed_list(request):
+    result = {}
+    for x in folder_paths.get_folder_paths('custom_nodes'):
+        for y in os.listdir(x):
+            if y.endswith('.disabled') or y == '__pycache__' or y.endswith('.py') or y.endswith('.example'):
+                continue
+
+            spec = y.split('@')
+
+            if len(spec) == 2:
+                ver = spec[1].replace('_', '.')
+
+                if ver == 'nightly':
+                    ver = None
+            else:
+                ver = None
+
+            # extract commit hash
+            if ver is None:
+                ver = core.get_commit_hash(os.path.join(x, y))
+
+            result[y] = ver
+
+    return web.json_response(result, content_type='application/json')
+
+
 @routes.get("/customnode/getlist")
 async def fetch_customnode_list(request):
     """