GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
Slack Overflow - A programmer's best friend, now in Slack.
Tower - Build Better Software. Over 100,000 developers and designers are more productive with Tower - the most powerful Git client for Mac and Windows.
GitCommands - An interactive reference tool for Git commands
gUmi - Manage infinite Git profiles in one click
GitHub + Slack Integration - Full visibility into your GitHub projects right inside Slack