A collective list of free APIs

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Magnificent app which corrects your previous console command.

Download your Spotify playlists and songs along with album art and metadata (from YouTube if a match is found).

Nginx configuration static analyzer

Remote administration service which uses twitter as a command and control server

Who The Hill: An MMS-based facial recognition service for members of Congress.

Python for Reactor Kinetics