debci is the software that powers https://ci.debian.net/.
It is developed and maintained by the debci development team. Development discussion takes place on:
the #debci IRC channel on irc.oftc.net and
If you are a package maintainer interested in debci, a tutorial on autopkgtest and debci is available.
Mockups
Mockups and screenshots of the web interface of debci are provided for the development and maintenance of the web UI.
Specification
The specification for the distributed debci architecture provides the goals, design, and development tasks for debci.
More CI
The Debian setup for CI (using debci) is described on ContinuousIntegration/DebianSetup, its related bugs on ContinuousIntegration/bugs.