AI Agent Skills

A light markup language

HEML is an open source markup language for building responsive email.

GEO-first SEO skill for Claude Code. Comprehensive AI search optimization for any website — citability scoring, AI crawler analysis, brand authority, schema markup, plat…

A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.

My C implementation of John Gruber's Markdown markup language

RedPen is an open source proofreading tool to check if your technical documents meet the writing standard. RedPen supports various markup text formats (Markdown, Textile…