GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
Going Indie - A complete guide to becoming an indie software developer
Tower - Build Better Software. Over 100,000 developers and designers are more productive with Tower - the most powerful Git client for Mac and Windows.
The Embedded Entrepreneur Book - How to build an audience-driven business
gUmi - Manage infinite Git profiles in one click
Startup Collections - Resources & tools for entrepreneurs, designers & developers