Payments middleware

8 reusable Payments middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• Link-Bot

  by bruhxax · Free · github

  Open-source Telegram bot and Mini App for selling and managing Remnawave VPN subscriptions.

  Payments   Go

• migrate-yt

  by DDJAYA · Free · github

  Automate downloading videos from a YouTube channel and re-upload them to your own channel using Go and the YouTube Data API v3.

  PaymentsAPIDeveloper Tools   Go

• mobazha

  by mobazha · Free · github

  Open-source peer-to-peer commerce platform for storefronts, marketplaces, orders, and crypto payments.

  PaymentsCommerce   Go

• Paylink

  by pavankumaryeluri · Free · github

  🌐 Simplify payment processing with PayLink, a unified API for multi-provider checkouts, ensuring reliable transactions and seamless integration.

  Payments   GoNode.js

• recurso

  by recurso-dev · Free · github

  Open-source billing engine for SaaS — subscriptions, invoicing, multi-currency payments (Stripe + Razorpay), India GST / EU VAT / US sales tax, smart dunning, and a double-entry ledger. Go + PostgreSQL, MIT.

  Payments   Go

• Stripe

  by Stripe · Per-transaction · Commercial · middleware

  Payments infrastructure — accept cards and wallets, subscriptions, and billing via API and SDKs.

  PaymentsCommerce   WebNode.jsPythonPHPJavaGoAndroidiOS

• velox

  by sagarsuperuser · Free · github

  Open-source billing engine for AI products — token metering with model × token_type matrix pricing, prepaid commits + drawdown, per-customer margin/COGS. Self-hosted in your VPC.

  Payments   Go

• velox

  by getvelox · Free · github

  Open-source billing engine for AI products — token metering with model × token_type matrix pricing, prepaid commits + drawdown, per-customer margin/COGS. Self-hosted in your VPC.

  AIPayments   Go