
PFund-Software-Ltd/pfeedData Engine for AI/Algo Trading: Download/Stream -> Clean -> Store. Supports Data Lakehouse Architecture. Clean Once and Forget.
Python★ 34↓ 1,064/moSep 12, 2026
TypeScript★ 897↓ 37.5K/moSep 6, 2026

RajwanYair/CrossTideCrossTide — privacy-first, offline-capable stock analysis PWA. 12-method consensus signals, 30+ technical indicators (RSI, MACD, Bollinger, ADX, Ichimoku), interactive charting, backtesting, portfolio & risk tools. TypeScript + Vite + Cloudflare Workers.
TypeScript★ 2Sep 20, 2026

intrepidkarthi/orderbookA fast, embeddable limit-order-book & matching engine in Go — plus a microstructure research harness and a WASM-powered animated explainer. MIT.
Go★ 16Sep 15, 2026

MeridianAlgo/Javascript-PackagesOfficial NPM packages from MeridianAlgo. A professional-grade quantitative finance framework for JavaScript and TypeScript, bringing institutional-grade trading and analysis tools to the Node.js ecosystem.
TypeScript★ 0↓ 69/moSep 20, 2026
Python★ 30Sep 6, 2026
PyPI · crates.io63Moderatehealth index

acpuchades/fugaziFast incremental technical analysis indicators and backtesting for Rust and Python — O(1) streaming updates, no TA-Lib C build, Python bindings, a YAML strategy language, and a CLI.
Rust★ 1↓ 22.6K/moSep 9, 2026
PyPI62Moderatehealth index

TradeInsight-Info/TiPortfolioYet another portfolio management / asset allocation optimisation python library for quants, intitutes and retrail traders.
Python★ 7↓ 145/moSep 12, 2026
npm · PyPI62Moderatehealth index

artheras/aria-codeTerminal-first AI financial agent — runs fully offline via Ollama, 19+ cloud LLM providers, live market data, and a built-in quant research engine.
Python★ 5↓ 3,714/moOct 7, 2026
PyPI62Moderatehealth index
Python★ 63.4K↓ 573/moSep 16, 2026
PyPI60Moderatehealth index

eminsk/yfinance-ta-patternsUniversal Candlestick & AI Pattern Scanner powered by TA-Lib, yfinance, PyPy (3.8-3.11), No-GIL (3.13t-3.15t) & CPython (3.8-3.15)
Python★ 1↓ 5,864/moSep 27, 2026
npm · PyPI56Moderatehealth index

sohan-shingade/flintLocal-first algorithmic trading, backtesting & MEV research for Solana. DEX & perp native — Hyperliquid live, Phoenix/Jupiter planned. Free data.
Python★ 7Oct 22, 2026
PyPI54Moderatehealth index
Python★ 0↓ 204/moSep 10, 2026
PyPI53Moderatehealth index

Andesprit/simple-backtestSimple, high-performance backtesting framework for trading strategies. I created this library so anyone can implement their own trading strategy with simple code, just create a new class that inherits from the Strategy class and implement the predict method and run the backtest on your data.
Python · Jupyter Notebook★ 2Sep 19, 2026
Go · PyPI47Weakhealth index

florinel-chis/gobacktestClean-room Go port of backtesting.py — bar-by-bar backtesting engine, 30+ parity-validated statistics, grid/random optimizer, indicators, and self-contained HTML reports
Go★ 2Sep 11, 2026
Python★ 7↓ 2,604/moSep 26, 2026
JavaScript★ 3↓ 8.5M/moOct 20, 2026

rmbell09-lang/tradesightSelf-hosted Python strategy research and Alpaca paper trading with broker reconciliation, evidence gates, and live execution disabled.
Python★ 170↓ 10/moSep 10, 2026

prior-lang/priorYour hypothesis, written down. A tiny declarative language for trading strategies and backtests.
Python★ 8↓ 2,260/moSep 17, 2026

tripolskypetr/backtest-kitEngine for live-trading and backtesting strategies with clean architecture and real-time execution capabilities.
TypeScript★ 81↓ 4,816/moSep 8, 2026

StockSharp/StockSharpAlgorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, forex, crypto, bitcoins, and options).
C#★ 10.9KOct 20, 2026

florinel-chis/bvb-goGo client for the Bucharest Stock Exchange (BVB): native OHLCV candles, instrument universe, and company fundamentals, with a gobacktest data-source adapter
Go★ 1Sep 17, 2026
Python★ 23.3KSep 17, 2026
Shell · Python · MQL4★ 133Sep 13, 2026

kay-ou/SimTradeDeskSimTradeDesk is the dedicated desktop edition of SimTradeLab, delivering a fast, secure, and fully local environment for strategy development, backtesting, simulation, and broker‑side deployment. It builds on the open‑source SimTradeLab core while offering a refined, commercial‑grade desktop experience.
HTML★ 52Sep 10, 2026
npm17Criticalhealth index
JavaScript★ 0↓ 2M/moSep 15, 2026
Python · HTML★ 2↓ 456/moSep 16, 2026