http://www.dotdeb.org/about/
About
Dotdeb is a repository containing packages to turn your Debian boxes into powerful, stable and up-to-date LAMP servers :
- PHP 5.3,
- useful PHP extensions : APC, imagick, Pinba, xcache, Xdebug, XHprof…
- MySQL 5.5 and 5.1,
- Percona toolkit,
- Nginx,
- Passenger,
- Redis…
Dotdeb supports :
- both Debian 6.0 “Squeeze” and Debian 5.0 “Lenny“
- both amd64 and i386 architectures
The packages from Dotdeb should work on Ubuntu, but no additional support will be provided.