SHKeeper is a self-hosted and open-source cryptocurrency gateway payment processor. It's integrate with popular CMS, any e-commerce, your own code or product

[ARCHIVE] Crypto payment gateway. Accept the most popular crypto globally with a complete solution.

A lightweight crypto payment processor microservice, written in Golang, designed for creating and processing cryptocurrency invoices via gRPC.

The N42 blockchain, built with Rust, aims to become the world's premier blockchain mainnet provider, empowering a decentralized ecosystem. By exploring the limitless potential of intelligent technologies, N42 seeks to advance human civilization toward greater equality, efficiency, and intelligence.

Practical examples of our Embed button, API and Webhooks!

A simple service to handle processing of crypto payments.

CoinPact is a freemium P2P crypto payment gateway with 0 fees

All in one cryptocurrency payments for WordPress - Lite version

Add custom cryptocurrency withdrawal method to Dokan plugin

Adds Cryptocurrency payment gateway (CryptoPay) for MemberPress.

X402 payment protocol facilitator supporting Solana USDC and Base USDC for AI API billing

One-command local development environment for HTTP 402 Payment Required protocol with blockchain payments (EIP-3009 USDC)

Adds Cryptocurrency payment gateway (CryptoPay) for Fluent Forms.

Rails portal: website, admin, and public API for VPN9. Anonymous accounts, crypto payments, zero-log posture by design.

⚡ Buy real products with SOL & USDC on Solana mobile

Adds Cryptocurrency payment gateway (CryptoPay) for GiveWP.

Alfin Exchange | Modern Telegram Web App for cryptocurrency exchange with built-in AML checks, referral system, and subscription payments. Features real-time rates, accumulative discounts, and multi-payment options.

Adds Cryptocurrency payment gateway (CryptoPay) for LearnDash LMS.

Embeddable content paywall for Solana. Encrypt, price, and sell any content with two lines of HTML. AES-256 zero-knowledge encryption. Pay with SOL, USDC, USDT. No backend needed.

A complete Node.js example demonstrating JamsrPay integration with Express, MongoDB, and React. Includes payment creation, webhook handling, and end-to-end flow testing with ngrok.

Infrastructure backend for crypto payment orchestration that enables merchants to create pay orders, generate route-backed payment details, and process on-chain transactions through a FastAPI + PostgreSQL service.

Official JAVA SDK for the X-Pay cryptocurrency payment gateway.

CryptoPayLink lets freelancers and creators accept crypto payments through smart hosted links. Automatically verifies on-chain payments and sends invoices — no code, no wallet screenshots, no confusion.

Adds Cryptocurrency payment gateway (CryptoPay) for Easy Digital Downloads (EDD).

Comprehensive developer guide for the x402 micropayment protocol — 15 SEO-optimized articles on integration, architecture, and real-world use cases

A Web3 e-commerce dApp built on Ethereum using the MNEE USD-backed stablecoin, featuring smart contract-based payments and refunds, wallet-only user identity, and AI-powered transaction analytics.

Accept crypto payments in your Telegram bot — USDT, BTC, ETH across 12+ chains. Self-custody, 0.5% fees, one API call. Built on Flow.

Adds Cryptocurrency payment gateway (CryptoPay) for MemberDash.

Autonomous AI-to-AI Nano payment toolset with MCP and HTTP APIs for machine-native transactions. Supports wallet balance checks, direct transfers, and payment request/status flows with deterministic responses, making integration fast, reliable, and framework-agnostic for autonomous agents.

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