, the web portal launched by Canonical for managing many different areas of Ubuntu work such as bug tracking, translation handling, and sharing of blueprints, now has a public API to expose its plug-in capabilities. Recently there were some official Launchpad plug-ins made available for integrating with Trac and Bugzilla, but now with this public API, anyone can write their own Launchpad plug-ins to provide for better integration with different bug tracking systems.
This announcement came via Launchpad News
and this plug-in API specification can be found on Launchpad Help
Next year Canonical is expected to make Launchpad open-source