# Framework related code
- Util
- General Functions
- Key Handler
- Theme Service
- Alert Service
- Mast
- Masthead
- Svg
- Glyph Service
- Icon Service
- Map Service
- Zoom Service
- Layers
- Flash Service (transient messages)
- Panel Service (floating panels)
- Quick Help Service (key bindings, mouse gestures)
- Death Mask Service (loss of server connection)
- Remote
- Login Service
- Web Socket Service