MySQL, the world's most popular open source database.
OpenWRT, a very successful Linux distribution for embedded devices. It is especially popular for modems, routers and wireless devices.
Gargoyle, an interface for small, widely available routers such as the Linksys WRT54G series and the La Fonera.
devkitPro, creators of the toolchains of choice for homebrew game development, currently available for Nintendo DS, Nintendo Wii, GameBoy Advance, GP32, Playstation Portable and GameCube.
stunnel, see the yaSSL download page for a variant of stunnel that works with CyaSSL on Linux. The current available version is for users to benchmark, test and evaluate.
lighttpd, see the yaSSL download page for a variant of lighttpd that works with CyaSSL on Linux. The current available version is for users to benchmark, test and evaluate.