Fast and in-memory geo lookup library.
Simply add polygons and run queries. It uses Google's S2 Library for indexing and it's super fast 🚀.
go get github.com/4lie/lookupslookups_test.go contains several useful examples. You can check visualizations of them here.
| Image | Description |
|---|---|
![]() |
How indexing works |
![]() |
Simple polygon example |
![]() |
Polygon with holes example |
![]() |
Multiple polygons example |



