Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
- bitcoin
- bitcoin-payment-gateway
- lightning-network
- payment-gateway
Repository Index
47,133 repositories indexed
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Apache OFBiz is an open source product for the automation of enterprise processes. It includes framework components and business applications for ERP, CRM, E-Business/E-Commerce, Supply Chain Management and Manufacturing Resource Planning. OFBiz provides a foundation and starting point for reliable, secure and scalable enterprise solutions.
- geospatial
- ofbiz
- web-framework
- java
Super simple PDF invoicing
- pdf-invoice
- invoice-pdf
- pdf-generation
- prawn
The JavaScript library for ExtensionPay.com — payments for your browser extensions, no server needed.
- payments
- javascript-library
- monetization
- chrome-extension
ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.
- ach
- automated-clearing-house
- money
- golang-library
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
Open tax skills for AI: 2,250 skills across 266 jurisdictions, every figure cited to the law. Works in ChatGPT, Claude, Cursor and any MCP client.
Analyze the Indonesian stock market (IDX/IHSG) from web terminal, CLI, or any AI agents via MCP server. IHSG Prices, Fundamentals, and Screening. Free and No API keys required. Changelog: https://github.com/fzn0x/idx/blob/main/CHANGELOG.md
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
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
Open Source Php/NodeJs Online RPG and Trading Game Engine
- drupal-module
- mmorpg-client
- mmorpg-server
- nodejs
Capture, inspect, and replay webhooks with 90-day history + signature verification. Built on Cloudflare Workers + D1.
Decentralized agent memory for the Lightning economy. Nostr identity, L402 payments, MCP server.
Financial Market Intelligence MCP Server — stock quotes, technical analysis, crypto data, and portfolio insights for AI agents
The PayPal Server SDK provides integration access to the PayPal REST APIs.
- api-integration
- checkout
- orders
- payments
A simple, self-custodial solution for accepting private, on-chain Bitcoin payments using XPUBs and serverless functions.
MCP server for SuperScalar — Bitcoin Lightning channel factories. Query protocol specs, estimate UTXO savings, and explore factory architectures.
- bitcoin
- channel-factory
- layer2
- lightning