A collective list of free APIs

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

Free, open source crypto trading bot

🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.

A curated list of insanely awesome libraries, packages and resources for Quants (Quantitative Finance)

Download market data from Yahoo! Finance's API

The Ethereum Improvement Proposal repository

Python quantitative trading strategies including VIX Calculator, Pattern Recognition, Commodity Trading Advisor, Monte Carlo, Options Straddle, Shooting Star, London Breakout, Heikin-Ashi, Pair Tra…

A Python-based development and testing framework for smart contracts targeting the Ethereum Virtual Machine.

A month-long zkp study group, one topic at a time.

Maker Keeper Framework: Keeper to arbitrage on OasisDEX, `join`, `exit`, `boom` and `bust`. Efficiently handles both bad debt liquidations and surplus Dai.