CryptoSwift is a growing collection of standard and secure cryptographic algorithms implemented in Swift

Interactive, thoroughly customizable maps in native Android, iOS, macOS, Node.js, and Qt applications, powered by vector tiles and OpenGL

Osmosis is a command line Java application for processing OSM data.

Import OpenStreetMap data into a PostgreSQL/PostGIS database

Avecado (pronounced "a*vec*ado") is a library for building Mapnik vector tiles, along with language bindings for Python and some utility programs.

Mapnik is an open source toolkit for developing mapping applications

Mapnik is an open source toolkit for developing mapping applications