GitPress - A blog writing tool based on GitHub, designed for developers
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
Sairin - You can one-click deploy a blog on Vercel that fetch blog posts from your GitHub repository's issues.See https://blog.sairinjs.com/introducing-sairin for more details.
Letterpad - Letterpad Answers, Cheats, Words, Solutions for iPhone, iPad, Android, Kindle and other devices, this free word puzzles is developed by NimbleBit LLC.