Skill Creator

Build, refine, and benchmark custom Claude skills with built-in evaluation tooling — so you always know how well each skill is actually performing.

Build Claude Code skills from scratch with Skill Creator, a toolkit that walks you through everything from your first idea to a polished, production-ready skill. You get four modes to work with—Create for building, Eval for testing, Improve for refining, and Benchmark for measuring performance—so you can develop and iterate on your skills with real structure and feedback at each step.