JomSocial - Open Source Social Networking Software. Award winning open source community software by JomSocial. This social networking software is widely used by many Joomla users.
Refined GitHub - Browser extension that makes GitHub cleaner & more powerful
SocialEngine - Socialengine PHP: Elevating Your Online Community Experience.
GitZip - Download or create a download link for a GitHub project folder/sub-folder or file.
EasySocial - Social Network For Joomla to grow your communities with the least time.
GitHub Hovercard - GitHub Hovercard provides neat hovercards for GitHub.