Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.
Repository Index
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💰 Ocular - A fancy, simplistic, beautiful and straight-forward, open-source budgeting tracking app to track your budget across the years. Easy to use, to get started and to set up.
- budget-app
- budgeting
- finance
- finance-management
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
A libGDX cross-platform API for InApp purchasing.
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
From Idea to Execution - Manage your trading operation across a distributed cluster
- trading
- cryptocurrency
- crypto-trading
- elixir
Wisp CLI — Interactive trading platform for backtesting and live trading across spot, perpetual futures, options, and prediction markets
Bitcoin - MACD Crossover Trading Strategy Backtest