This is the code for the OpenStreetMap Welcome Mat website

Compression for Quake .dem files

Browser extension that automatically fills out cookie popups based on your preferences

Repository for the General Active Transportation Infrastructure Specification (GATIS) and the National Collaboration on Bicycle, Pedestrian, and Accessibility Infrastructure Data (NC-BPAID)

fast CSS-like map stylesheets

A map that offers a modern and historical side.

Yamap Ain't Map – deployment of OSM infrastructure project inspired by osm-seed

The easy-to-use OpenStreetMap editor in JavaScript.

🗃 Open source self-hosted web archiving. Takes URLs/browser history/bookmarks/Pocket/Pinboard/etc., saves HTML, JS, PDFs, media, and more...

Wikibase customizations for OpenStreetMap

Guesstimate properties like street width in incomplete osm data

A research project on organizing Transit Stop Amenity Data

minimal modern MediaWiki API client

MapLibre GL JS plugin for basic Equal Earth projection support

Cliopatria is a comprehensive open-source geospatial dataset of worldwide states, political groups, events, and rulers from 3400BCE to 2024CE. It is part of the Seshat Global History Databank project.

QuackOSM: an open-source Python and CLI tool for reading OpenStreetMap PBF files using DuckDB

Hồ Ngọc Đức Lunar Calendar (Am lich) running i Nodejs

A website to map current and past train tracks, inspired by OpenHistoricalMap.

Compute spatial self-joins (on intersects, contains, covers, touches, crosses, overlaps, equals) on large collections of WKT geometries. Can handle the complete OSM data as input.

All 100M+ open source places of Foursquare in a single PMTiles file

Palette-class IPA Unicode Input Method for Mac OS

Debug/explore OpenStreetMap data in your browser

Friendly bike+transit directions (frontend)

🚲🚶🚌 Web-based 3D visualization of streets using A-Frame

Language/Country Specific Street Abbreviations (deleted by Mapbox, preserved for posterity)