A neat thing about GitHub is that every file on it can be accessed from URLs like https://raw.githubusercontent.com/simonw/llm-prices/refs/hea... which are served through a CDN with open CORS headers - which means any JavaScript application running anywhere can access them.
Demo: https://tools.simonwillison.net/cors-fetch?url=https%3A%2F%2...
That feature seems common to other git hosts / forges. For example, here's one of Dillo's files, from a few commits ago, from their cgit-based host
https://git.dillo-browser.org/dillo/plain/src/ui.cc?id=29a46...