Useful links

Useful links

a. Geohash stuff

jgeohash

Geo

Geohash-poly converts a geojson to geohashes.

optimum geohashes for a bounding box

code snippet with a js function converting geohashes into lat long

b. Open Location Code by Google

Github repo

c. DBs with GIS capabilities (including Geohashing)

Redis commands for GIS

PostGIS

d. Isochrones

Open Trip Mapper

Transit feeds

OSM downloads

e. Other tools for geo data wrangling

Map Shaper is a CLI to convert and do operations on shapefiles, geoJson, topoJson and more

OpenCage, a simple geocoding service (very limited free version).

f. Web mapping

leaflet-dvf, a leaflet plugin to add visual representations on maps (including geohash).