These are features that are candidates for implementation once designed.
Building Projects
Command Line
Profiling
Jump to Type Definition
Automake
Releasing
Debugging
Add objects, properties, signals to GObject
glib-genmarshal, glib-genenums, glib-compile-resources
Project Management
Code Formatting
Split View
Documentation
GSettings
Diff Viewing
DBus Browser
CLang Property Checking
Searching
Fullscreen
Editor
Code Completion
Wireframing
Deprecations
External Devices
Git Integration
Plugins
Serialization
Cloud Storage
Gtk Widget Integration
Mallard
App Stores
ABI Checking
Internationalization and Localization
API Reference Documentation
Display project as class diagram