Collaborative Computational Project No. 4
Software for Macromolecular X-Ray Crystallography

CCP4 Pages for Developers

Nightly builds

Source code

Project documents

Bulletin board

  • ccp4-dev - The Developers Mailing List


Bugs and features

The usual way to report bugs or request new features is by email to

However, developers may take a more active approach by submitting reports and requests on the CCP4Forge site. If a tracker for the component in question is already set up, please use it. Otherwise, use one of the general trackers for series-65.

After the requested changes have gone out to nightly builds and are tested, an update request should be placed on the updates tracker, as described on the Project Home Page under the section Updates Tracker.