Startup Toolkit - Interactive how-to guides to launch your startup

Stackshare - StackShare is a comprehensive website that gives its users the chance to organize and share their technology stack with the rest of the community.

Bites - Ready to use modals and popups

Setalist - The easiest way to make awesome lists for the internet

Become an Indie Hacker - The ultimate resource for starting profitable side projects

Techmap.io - Techmap is a workplace search engine to find companies using technologies (e.g., Rails, PHP, Java, etc.) that are used internally. Finally, a "Google for Workplaces" that helps people find a place to work with technologies they love!