Just shipped geohash-kit - a TypeScript library for building location-based Nostr apps.
- Multi-precision g-tag ladders for geographic discoverability
- REQ filters from coordinates + radius with neighbour ring expansion
- Smart polygon coverage — cover any area with compact geohash sets
- Parse g-tags from events, find the best precision match
- Zero dependencies, 736 tests
https://github.com/TheCryptoDonkey/geohash-kit
#geohash #nostr #nostrdev #opensource
2/26/2026, 1 engagement