openDesktop.org - The website openDesktop.
Source Foundry - #1 Libre type tools
SourceForge - The Complete Open-Source and Business Software Platform.
trustshare - Escrow payments for marketplaces in 5 lines of code
Eclipse - Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.
PRAXIS Technology Escrow - PRAXIS Technology Escrow is a platform that provides Software Escrow service to make it easy for you to keep your investment away from risk.