HTTP Interfaces

Debug interfaces for autocomplete and forward & reverse geocoding
REST-y GET interface at "/" like /?query=nyc or /?ll=40.74,-74.0.
Thrift-json GET/POST interfaces at /geocode, /reverseGeocode, /bulkReverseGeocode and /bulkSlugLookup that take pretty printed json requests as input

Documentation

Twofishes request documentation

Acknowledgements

Source code on github
Prebuilt indexes at twofishes.net
Based on data from geonames and quattroshapes
Polygon data copyright numerous agencies