I built Orca because most SQL practice happens in a browser tab with toy tables of five rows. Orca puts a small game on your phone instead: open it, pick a dataset, and write real SQL against tables ...

Unlike many bulk-generated skill repositories, this collection focuses on real-world Agent Skills created and used by actual engineering teams, not mass AI‑generated stuff. Compatible with Claude Code ...

Users can find a list of primacy agencies' publicly maintained drinking water databases, whose data may be more-up-to date and detailed than at the EPA. This system offers the capability to query the ...