Koichi Sasada is a programmer, mainly developing Ruby interpreter (CRuby/MRI).

Support SimonCropp’s open source work

Support Ian's dirty habit of abusing AWS services using outrageous open source projects.

Supercharging your web apps DX and UX with tools like TanStack Query, Table, Router & Virtual, React Charts. Previously Chart.js, React Static and Crossfilter.

Support ku1ik's open source work on asciinema project

I develop and contribute to OSS 🛠️. I focus on improving the development environment 🌱. I'm creating PyCharm plugins for Pydantic/Poetry/Ruff and a code-generator for Pydantic, FastAPI 🖥️🚀.