The Stravaleaks example above is just a showcase; you can point it at your codebase, a research paper, or any topic you want explained.
It's distributed as npx skill and also supports Anthropic /plugin system.
npx skills add https://github.com/alberduris/skills --skill newspaper-explainer
Source: https://github.com/alberduris/skills/tree/main/plugins/newsp...