This web page lists some Golomb ruler links.

Golomb ruler search project

Distributed computing project to find optimal golomb rulers by exhaustive search. Proved known 21 mark ruler optimal on May 8, 1998. Proved known 22 and 23 mark rulers optimal in 1999.

Project Kangaroo OGR

The above project is being moved to distributed.net. Work on the 24 mark ruler is supposed to start soon (as of December 1999).