71,372 visible repositories in the index
1–24 of 63 · Most stars
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
TranslatedWeChat development Java SDK, supporting back-end development for WeChat Pay, Open Platform, Mini Programs, WeCom (Enterprise WeChat), Channels (video accounts), Official Accounts, and more
A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework.
Algorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, forex, crypto, bitcoins, and options).
A source-available invoice, quote, project and time-tracking app built with Laravel
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍
🔎 📈 🐍 💰 Backtest trading strategies in Python.
Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.
An open source reinforcement learning framework for training, evaluating, and deploying robust trading agents.
Free open source crypto trading bot to automate AI, Grid, DCA and TradingView strategies on Binance, Hyperliquid and 15+ exchanges, with a simple interface.
Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access
ezBookkeeping is an open source, powerful, self-hosted personal finance app that is easy to use.
Robust, fast, intuitive plain text accounting tool with CLI, TUI and web interfaces.
🆓Free High speed solana mev arbitrage Sniper Copy Trading Bot, gRPC shred stream Pumpfun Bundler, Pumpfun Contract, Yellowston Geyser, token launcher, AI raydium pool creator, volume, sandwich, raydium swap bot, pumpswap auto Volume, Maker bot, 0xblock, best 0 block solana trading bot solana trading bot solana trading bot solana trading bot
Experience Operating System (XOS) that unifies marketing, sales, operations, and support — run your core business seamlessly while replacing HubSpot, Zendesk, Linear, Wix and more.
A portfolio tracking, analytics, accounting and management application that protects your privacy
KitchenOwl is a self-hosted grocery list and recipe manager. The backend is made with Flask and the frontend with Flutter. Easily add items to your shopping list before you go shopping. You can also create recipes and add items based on what you want to cook.
Self-hosted crypto trading bot (automated high frequency market making) written in C++
Type-safe, K-sortable, globally unique identifier inspired by Stripe IDs
In-app purchases and subscriptions made easy. Support for iOS, watchOS, tvOS, macOS, and visionOS.
Open Data, more than 50 financial data. 提供超過 50 個金融資料(台股為主)，每天更新 https://finmind.github.io/
Badget aims to simplify financial management with a user-friendly interface and robust backend
Stock market analyzer and predictor using Elasticsearch, Twitter, News headlines and Python natural language processing and sentiment analysis
We do Open Source ERP - Fast, Flexible & Free Software to scale your Business.