Sanity : Sanity is a headless, real-time CMS where the front end is an open source React-based construction kit and the back end is a graph-oriented cloud data...
Data Science Toolkit : A collection of the best open data sets and open-source tools for data science, wrapped in an easy-to-use REST/JSON API with command line, Python and ...
Kartograph : The Kartograph map generator has just one method, which is there to generate SVG maps (surprise).
pg_chameleon : pg_chameleon is a MySQL to PostgreSQL replica system written in Python 3. The tool can connect to the mysql replication protocol and replicate the dat...
Public APIs : A collective list of free APIs for use in web development.
The GeoNames geographical database covers all countries and contains over eleven million placenames that are available for download free of charge.