Building Zimbra using Perforce
Building Zimbra Collaboration Suite from Zimbra's Perforce cache requires advanced knowledge of troubleshooting. It is not available for the Network Edition (or Network Edition components). Changes cannot be committed to the Perforce cache.
The Perforce cache gives users access to download and build/modify Zimbra's Source code for Open Source products.
By building Zimbra, you agree to Zimbra's licensing terms which can be found here.
Technical support for source building can be found in the Zimbra Developers forum.
IMPORANT: Before attempting to build, please be sure to read the README for the branch release you're building.
Building Zimbra Collaboration Suite: "FRANKLIN" (ZCS 5.0)
Building Zimbra Collaboration Suite: "FRANK"
Frank is the latest 4.5 series release. Current version can be found here
Building Zimbra Desktop
Building a Zimbra Development Environment
Building Older Versions
The source for older versions can be found at SourceForge.