Next Step for Trello - Check tasks directly from your Trello boards
openDesktop.org - The website openDesktop.
Fero - Super-easy user flow analytics & integrations for creators
SourceForge - The Complete Open-Source and Business Software Platform.
Scrum Study Cards - An easy to understand overview of the Scrum framework.
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.