📚 Freely available programming books

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

Data Structures and Algorithms in Python

Contains all the code samples from the Zero to Mastery : Master the Coding Interview - Data Structures + Algorithms course by Andrei Neagoie, in Python.

Parse SEC EDGAR HTML documents into a tree of elements that correspond to the visual (semantic) structure of the document.

Python API Client for FRED

python port of nflreadr package for loading nflverse data

AI agents can write code. But can they finish projects? Checkpoint contracts with built-in verification — so you review 200-line specs instead of 2,000-line PRs, catch problems before they become t…

Python repo to scrape Form 3 and Form 4 off the SEC website.

Level up to defeat the skeleton king