The source code is stored in a git repository at GNOME's git database. Anyone can clone it using the following command:
git clone git://git.gnome.org/gnome-documents
Alternatively, you can download tarball archives of earlier Documents releases.
Development in Documents is tracked using GNOME's bug tracker. Search the bug tracker for any issues or feature requests you may have. Feel free to work on fixing any bug filed against Documents. If you are a newcomer, you can find some easy bugs to get started with in this list.
Documents's design space
Documents follows a design-based approach for new features. This design space is where the current iteration of the designs can be found.
Evince View Library Reference Manual
Documents is based on libevince and the above link is the Evince's public API.
Most contributors to Documents hang out at #documents on irc.gnome.org. Contributors, users and developers are more than welcome to direct any questions about Documents there. Currently Documents is being developed by: