Open source software that helps you create and deploy high-frequency crypto trading bots
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Free and Open Source ERP software
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.
- erp
- crm
- accounting
- quotations
Free, open source, a high frequency trading and market making backtesting and trading bot, which accounts for limit orders, queue positions, and latencies, utilizing full tick data for trades and order books(Level-2 and Level-3), with real-world crypto trading examples for Binance and Bybit
- backtesting
- high-frequency-trading
- market-making
- backtesting-engine
Modular logistics and supply chain operating system (LSOS)
- driver-app
- fleet-management
- infrastructure
- inventory-management
Providing the solutions for high-frequency trading (HFT) strategies using data science approaches (Machine Learning) on Full Orderbook Tick Data.
- high-frequency-trading
- limit-order-book
- python
- machine-learning
Polymarket Data Retriever that fetches, processes, and structures Polymarket data including markets, order events and trades.
The unofficial Python client for the Coinbase Pro API
- python-client
- websocket-client
- coinbase
- exchange
Create your Java crypto trading bot in minutes. Our Spring boot starter takes care of exchange connections, accounts, orders, trades, and positions so you can focus on building your strategies.
- trading-bot
- trading-strategies
- trading
- bot
Double-entry accounting & ERP for the web
- postgresql
- accounting
- billing
- web-app
Matching Engine for Limit Order Book in Golang
- exchange
- trading
- orderbook
- execution-engine
Web-based software to manage a non-profit food coop (product catalog, ordering, accounting, job scheduling).
- food-cooperative
- foodcoop
- food
- cooperative
Self-hosted restaurant POS with tables, kitchen display, reservations, QR ordering, loyalty and local-network operation.
- casaos
- docker
- gst
- india
Real-time HFT bot for Polymarket crypto Up/Down markets combining CLOB order books, Chainlink feeds and multi-exchange prices with TWAP and Black-Scholes probability models; paper mode and backtests.
- black-scholes
- chainlink
- crypto
- hft
Passive market-making bot for Predict.fun: quotes from live order books, replaces stale orders and cancels on unsafe price/depth; Windows desktop app and web console for Ubuntu servers.
- desktop-app
- market-making
- predict-fun
- prediction-markets
Free open source order flow screener for spot and perpetual trade orders.
MatchFlow is a full-stack invoice processing and purchase-order matching system—built on Clean Architecture with a React+Nginx front-end, a .NET 6 API back-end, Azure Form Recognizer OCR, Azure Blob Storage, and Docker Compose for one-command local setup.
- azure
- docker-compose
- dotnet-core
- nginx-proxy
Bitcoin dashboard with real-time price data, TradingView chart, order book, market analysis, Twitter/X insights, and halving countdown. Clean, ad-free, responsive design.
- bitcoin
- bitcoin-price
- cryptocurrency
- dashboard
The PayPal Server SDK provides integration access to the PayPal REST APIs.
- api-integration
- checkout
- orders
- payments