diff --git a/Claudable/ViewModels/FilterViewModel.cs b/Claudable/ViewModels/FilterViewModel.cs
index 9aa2af4..1c7bb37 100644
--- a/Claudable/ViewModels/FilterViewModel.cs
+++ b/Claudable/ViewModels/FilterViewModel.cs
@@ -43,6 +43,10 @@ public FilterViewModel()
         Filters = new ObservableCollection<Filter>();
         AddFilterCommand = new RelayCommand(AddFilter, CanAddFilter);
         RemoveFilterCommand = new RelayCommand<Filter>(RemoveFilter);
+        
+        // Add default filters for common folders to ignore
+        Filters.Add(new Filter(".*"));  // Special filter for all dot folders
+        Filters.Add(new Filter("node_modules"));
     }
 
     private bool CanAddFilter()
diff --git a/Claudable/ViewModels/MainViewModel.cs b/Claudable/ViewModels/MainViewModel.cs
index 4d130cb..3cc3b70 100644
--- a/Claudable/ViewModels/MainViewModel.cs
+++ b/Claudable/ViewModels/MainViewModel.cs
@@ -383,6 +383,13 @@ private bool UpdateProjectStructureRecursive(ProjectFolder folder)
 
     private bool ShouldExcludeEntry(Filter filter, string filePath)
     {
+        // Special case for dot folders filter
+        if (filter.Value == ".*")
+        {
+            string fileName = Path.GetFileName(filePath);
+            return fileName.StartsWith(".");
+        }
+
         var filterValue = filter.ShouldPrependProjectFolder
             ? Path.Combine(RootProjectFolder.FullPath, filter.Value)
             : filter.Value;
diff --git a/README.md b/README.md
index 5532617..5cb54d1 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,9 @@ The source code of Claudable is open and concise, allowing for easy review. If c
 - Real-time file system monitoring
 - Context menu integration with Windows Explorer
 - Drag-and-drop support
-- Custom file filtering system
+- Custom file filtering system with default filters for:
+  - Hidden folders (starting with a dot)
+  - Common dependency folders (node_modules)
 
 ### 3. Artifact Synchronization
 - Track local files as Claude artifacts
@@ -155,8 +157,11 @@ The source code of Claudable is open and concise, allowing for easy review. If c
 ### Custom Filters
 1. Go to Filter Settings tab
 2. Enter file/folder patterns to exclude
-3. Filters apply across all view modes
-4. Settings persist between sessions
+3. Default filters are applied automatically:
+   - All folders starting with a dot (like .git, .vs, etc.)
+   - The node_modules folder
+4. Filters apply across all view modes
+5. Settings persist between sessions
 
 ### Working with Artifacts
 - Double-click files to view content