Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

Free, open source crypto trading bot

QuestDB is a high performance, open-source, time-series database

A local-first personal finance app

TradingAgents: Multi-Agents LLM Financial Trading Framework

基于Python的开源量化交易平台开发框架

Open source software that helps you create and deploy high-frequency crypto trading bots

Download market data from Yahoo! Finance's API

Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers

FinRL®: Financial Reinforcement Learning. 🔥

Python toolkit for quantitative finance

Wallos: Open-source, self-hostable personal subscription tracker. Visualize your recurring expenses, manage your budget, and save money.

The backtesting engine that gives you an unfair advantage. Run thousands of trading ideas before others finish one.

LLM驱动的 A/H/美股智能分析：多数据源行情 + 实时新闻 + LLM决策仪表盘 + 多渠道推送，零成本定时运行，纯白嫖. LLM-powered stock analysis system for A/H/US markets.

Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation

Qlib is an AI-oriented Quant investment platform that aims to use AI tech to empower Quant Research, from exploring ideas to implementing productions. Qlib supports diverse ML modeling paradigms, including supervised learning, market dynamics modeling, and RL, and is now equipped with https://github.com/microsoft/RD-Agent to automate R&D process.