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

Downloading CCP4

Licensing

Please check the Licensing Page before proceeding.

Current version: CCP4 6.1.3

CCP4 version 6.1.3 was released in Dec 2009. Please also check out the Prerelease Software page.

Download sites

Installation instructions are here. The full ftp download site is at STFC Daresbury Laboratory UK.

Prerelease Software

See the separate Prerelease Software page.

FTP Mirror sites

The following approved Mirror sites for CCP4 software are available:

Obsolete versions of CCP4

If you really need these, e.g. for writing an historical article, then they can be found on our ftp site. But only the latest release of CCP4 is supported.

Timeline of earlier releases:

6.1.1 (Feb 2009)
6.1.0 (Dec 2008)
6.0.2 (Dec 2006)
6.0.1 (May 2006)
6.0 (Feb 2006)
5.0.2 (Aug 2004)
5.0.1 (Jul 2004)
5.0 (May 2004)
4.2.2 (Nov 2002)
4.2.1 (Jul 2002)
4.2 (Apr 2002)
4.1.1 (Mar 2001)
4.1 (Jan 2001)
4.0.1 (Feb 2000)