IVM (Incremental View Maintenance) implementation as a PostgreSQL extension

Easy and flexible data contracts

Library of tools published by City of Cleveland Urban Analytics for civic data analysis

OwnTracks Android App

Download numerical weather prediction datasets (HRRR, RAP, GFS, IFS, etc.) from NOMADS, NODD partners (Amazon, Google, Microsoft), ECMWF open data, and the University of Utah Pando Archive System.

City of Asheville 311 api documentation

QGIS data + styles

Fork of Maputnik that supports PMTiles.

😎 Curated list of awesome OpenSteetMap-projects

DC Law - statutes and code - in xml format. (project: https://github.com/DCCouncil/dc-law)

Codified XML for the laws of the Council of the District of Columbia

Flug: The Test Runner with the Shortest Time to Takeoff

Fast and accurate raster zonal statistics

The GEMS Grid library source code

Javascript port of the S2 Geometry library for {browser, node}

Icon font and SVG for use with GIS and spatial analysis tools

Like intarray module for PostgreSQL, but for Big Integers

The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Utility to warm up your tile server cache

parquet file parser for javascript

Creating and hosting serverless maps

JSON Schema for GBFS feeds, managed by MobilityData. The versions are organized by folders. CC BY 4.0

AI-powered conversational assistant that makes it easy for residents and visitors to access information about San Francisco's city services and resources. Leveraging advanced language models and kn…

The missing debug tool for django

FOSS4GNA Conference Website

Ridge plots of ridges