Avida Site Navigation: About Avida | Research | Documentation | Current Release | Version Archives

Avida is an auto-adaptive genetic system designed primarily for use as a platform in Digital or Artificial Life research. In lay terms, Avida is a digital world in which simple computer programs mutate and evolve. Avida allows us to study questions and perform experiments in evolutionalry dynamics and theoretical biology that are intractable in real biological system.

Current Release Version: 2.0b7 2003 Oct 16 Download: v2.0b6 Mac OS X Binary, .dmg (7.1MB) v2.0b6 Windows Binary, zip (3.5MB) v2.0b7 Platform-independent source .tar.gz (817KB) Linux, Unix, or OS X X11 users should download the full source package. OS X users should download the binary if they wish to use the GUI. More information can be found on in the 2.0 release documentation.

Avida News

2004-Jul-01 As we continue to make progress towards a final, stable release of v2.0, research is ongoing with existing tools. The version archives now contain v1.99, a pre-release of v2.0 that was used to produce experimental results published today in Science.

2003-Mar-07 The first public release of the all-new Avida 2.0 code base. Avida 2.0 contains an entirely re-written core and CPU model (while retaining compatibility with the version 1.x CPU), and includes a powerful QT-based GUI.

General Information

We will post fixes or new features as we develop them. If you have added any new features to avida or fixed any bugs please let us know and send us your patch at avida-help@alife.org. We'll test it out and post it.

Avida is a joint project of the Digital Life Laboratory at the California Institute of Technology (headed by Chris Adami) and the Digital Evolution Group at Michigan State University (headed by Charles Ofria and Richard Lenski) For more info on these groups or our research, please visit the links above.

Avida Site Navigation: About Avida | Research | Documentation | Current Release | Version Archives