A Varnish module for simpler use of the cookie header.
A memcached client vmod for Varnish
Nagios plugin for Varnish
Crash handler for Varnish
Tools for measuring test suite coverage of Varnish Cache.
Integration plugin between Varnish and New Relic
Varnish OpenSSL initialization helper
Chef cookbooks for installing Varnish
Varnish: Reject or delay requests after given tresholds are reached. (Think API rate limit, or per-ip MISS rate limit)
HTTP request spewer / load generator
Configure Jenkins using a YAML file