Description: Exercism is an open source online platform that provides programming exercises and mentoring for people looking to improve their coding skills. Users can access challenges in over 50 programming languages and get feedback from mentors.
Type: software
Pricing: Open Source
Description: Rosetta Code is a programming chrestomathy website which aims to present solutions to the same task in different programming languages. It demonstrates various languages' features, and how the same algorithm can be implemented in different ways.
Type: software
Pricing: Free