### GNOME Links

Libsigc++ is part of the greater GNOME code base.

- gtkmm widget wrapper
- GTK+ widget set
- Gnome project

### Callback Links

There are a number of other C++ callback systems and publications on construction of callback systems.

- Boost Signals
- Trolltech signal system (part of Qt widget set)
- (Send us a link you find worth mentioning here.)

### Users

Here is a list of some of the projects that use libsigc++. (Have a project which is using libsigc++? Mail us.)

- glibmm and gtkmm
- Libpropc++: Creating and effective using properties in C++
- Yehia: Extension library with support for cross-threaded signal emission.
- GFC: Alternative C++ wrapper for the GTK+ widget set.
- Libuta
- The WorldForge Project