A Steam trading library for python 3
- steam
- steam-trade-offers
- steamguard
- steam-api
Repository Index
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TranslatedShanghai Future CTP Interface CTP Python API Wrapper
- ctp
- shfe
- futures
- trading-api
Payum offers everything you need to work with payments. From simplest use cases to very advanced ones.
Double-entry accounting & ERP for the web
- postgresql
- accounting
- billing
- web-app
Trady is a handy library for computing technical indicators, and it targets to be an automated trading system that provides stock data feeding, indicator computing, strategy building and automatic trading. It is built based on .NET Standard 2.0.
- strategy
- technical
- analysis
- stock
Oracle3: open-source trading engine and MCP server for prediction markets. Finds fee-adjusted no-arbitrage violations across related event contracts and trades them live on Kalshi, Polymarket and Solana, or on paper, under pre-trade risk limits. 13 MCP tools, JSON CLI, agent skills, 600+ tests.
- algorithmic-trading
- kalshi
- polymarket
- python
Invoicing for freelancers & small businesses
- invoicing
- electron
- cross-platform
- offline-first
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
SaaS boilerplate/starter-kit in Go+React with Stripe integration, multi-tenant support, comprehensive features and AI-agent ready
- ai-agents
- go
- golang
- mcp-server
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
Golang library for querying and parsing OFX
Aegis CrossMarket: cross-market desk for CS2 items — net-return math, currency conversion and quote polling in a native Rust shell.
- cs2
- desktop
- fees
- market-data
Adyen API Library for .NET
- adyen
- payments
- api-client
- api-library
equity research and financial analysis
AI-powered SDK featuring algorithmic trading, backtesting, deployment on 100+ exchanges, and multiple optimization engines.
Flare is a lightweight, developer-friendly Swift framework that simplifies working with in-app purchases. It provides a clean, unified API over StoreKit and StoreKit 2, includes async/await-ready workflows, and offers built-in UI components for a seamless integration experience.
- iap
- in-app-purchases
- macos
- swift
:chart_with_upwards_trend: A live cryptocurrency historical trade data blotter. Download live historical trade data from any cryptoexchange, be it for machine learning, backtesting/visualizing trading strategies or for Quantopian/Zipline.
- cryptocurrency
- exchange
- trade
- data
Cashier is an Elixir library that aims to be an easy to use payment gateway, whilst offering the fault tolerance and scalability benefits of being built on top of Erlang/OTP
Javascript SDK for trading on cryptocurrency exchanges like FTX, OKX, Bybit, and more. Supports API data feeds and WebSocket. Built by the Compendium Team.
- api-wrapper
- bybit
- bybit-api
- bybit-websocket
Translated[Maintenance stopped] New version updates have been moved to the correspondingly named project under the IBATS project group. Connects to the Huobi exchange to get real-time and historical Huobi market data, saves it to a MySQL database and broadcasts it via Redis, for the ABAT trading platform to use for strategy backtesting, analysis, and trading.
- python
- python36
- huobi
- huobipro
💳 Capacitor plugin for Stripe Terminal (credit card readers)
- stripe-terminal
- stripe
- capacitor
- capacitor-plugin
Mollie Payments API client for Crystal http://www.mollie.com
:arrow_forward: A .NET core library to handle the login to Backpack.tf. Backpack.tf is a trading site for Team Fortress 2, Counter-Strike: Global Offensive, and Dota 2. Community item pricing, item trading and stats, and much more.
- teamfortress2
- steam
- steambot
- steamweb