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

The official gpt4free repository | various collection of powerful language models | opus 4.6 gpt 5.3 kimi 2.5 deepseek v3.2 gemini 3

The world's simplest facial recognition api for Python and the command line

Reference BLEU implementation that auto-downloads test sets and reports a version string to facilitate cross-lab comparisons

A collection of solutions to competitive programming exercises on HackerRank.