publicdomain topic
football.json
Free open public domain football data in JSON incl. English Premier League, Bundesliga, Primera División, Serie A and more - No API key required ;-)
factbook.json
World Factbook Country Profiles in JSON - Free Open Public Domain Data - No API Key Required ;-)
flags
⛳ Simple, extensible, header-only C++17 argument parser released into the public domain.
smallmake
Public domain MAKE tool for DOS 16-bit (real mode) and 8086/88 CPU. Designed for Small C by J. Hendrix or any other languages.
factbook.github.io
World Factbook Country Profiles - Free Open Public Domain Data
opengeodb
Copy of the official data from http://www.opengeodb.org/