claude code xtras, a collection of custom skills for claude code.
| command | file | description |
|---|---|---|
/ccx-optimize |
SKILL.md | optimize code, inspired by karpathy/autoresearch |
/ccx-benchmark |
SKILL.md | measure and compare performance with reproducible benchmarks |
/ccx-plot |
SKILL.md | create plots and save them as svgs, inspired by socec |
/ccx-simplify |
SKILL.md | simplify code while preserving exact behavior |
/ccx-test |
SKILL.md | write tests following kent beck's test desiderata |
git clone https://github.com/brihter/ccx.git
cd ccx
./install.shthis copies all skills into ~/.claude/skills/, where claude code automatically discovers them. note that running the install again will overwrite any existing skills with the same name.
the plotting guide on which /ccx-plot is based was originally written by socec.