Blogging for Devs - Grow your blog as a developer without an existing audience
HubPress - A free, open source tool you can use to build a blog using GitHub Pages and AsciiDoc. HubPress is a web application that makes it easy for you to maintain a blog.
Appydev - Hand picked tools, communities & podcasts for the internet
GitHub Personal Website Generator - Generate a personal website based on GitHub contributions
Letterpad - Letterpad Answers, Cheats, Words, Solutions for iPhone, iPad, Android, Kindle and other devices, this free word puzzles is developed by NimbleBit LLC.
Jekyll-post-via-web - Update your GitHub-hosted Jekyll blog from your browser