CURATED OPEN-SOURCE TOOLCHAIN

The Modern AI Trading Stack

A directory of verified open-source libraries, neural frameworks, reinforcement learning environments, and high-performance backtesting engines.

Reinforcement Learning

FinRL

10.5k

An open-source framework providing deep reinforcement learning algorithms (DDPG, PPO, SAC, A2C) tailored for automated stock, crypto, and derivatives trading.

#PPO #SAC #Gymnasium #Finance-Env
Backtesting & Feature Engines

Qlib (Microsoft)

16.2k

An AI-oriented quantitative investment platform that covers alpha mining, model training, risk evaluation, and portfolio optimization across global equities.

#Alpha-Mining #LightGBM #PyTorch #Quant-Platform
Python / C++ Repository / Docs
Backtesting & Feature Engines

VectorBT PRO

5.8k

Ultra-fast vector-based backtesting library leveraging Numba and NumPy to evaluate millions of complex parameter combinations in fractions of a second.

#Numba #Vectorization #Hyperparameter-Tuning
Python / Numba Repository / Docs
LLMs & Financial NLP

FinGPT

14.8k

Open-source financial large language models fine-tuned on real-time internet data, SEC filings, financial news, and institutional Twitter sentiment.

#LLM #LoRA #Financial-Sentiment #Transformer
Python / PyTorch Repository / Docs
Deep Learning & Time Series

PyTorch Forecasting

4.2k

State-of-the-art time-series forecasting package implementing Temporal Fusion Transformers (TFT), N-BEATS, and DeepAR with multi-horizon quantile outputs.

#TFT #Time-Series #Quantile-Loss #PyTorch-Lightning
Deep Learning & Time Series

PatchTST

2.9k

A revolutionary patch-based transformer for multivariate financial time-series forecasting with channel independence and long-horizon accuracy.

#PatchTST #Self-Attention #Long-Memory
Python / PyTorch Repository / Docs
LLMs & Financial NLP

LangGraph Quant Swarm

8.1k

Multi-agent orchestration library for building cyclical financial workflows, red-teaming investment hypotheses, and automated portfolio rebalancing.

#Multi-Agent #LangChain #Risk-Guardrails
Python / TypeScript Repository / Docs
Reinforcement Learning

Stable-Baselines3

9.4k

Reliable implementations of reinforcement learning algorithms in PyTorch, standardizing PPO, A2C, TD3, and SAC for continuous execution environments.

#RL #PyTorch #PPO #SAC
Backtesting & Feature Engines

Feast Feature Store

5.4k

The leading open-source feature store for production ML, ensuring point-in-time correctness, zero data leakage in backtesting, and low-latency online serving.

#Feature-Store #Zero-Leakage #Point-in-Time