Paymenter
Automate subscriptions, invoicing, and payments for hosting providers with a self-hosted, extensible billing solution. Eliminate vendor lock-ins and hidden costs.
Paymenter is an open-source alternative to:

Paymenter is an open-source billing platform designed specifically for hosting businesses. It simplifies billing automation, eliminates vendor lock-ins, and provides seamless customization options.
Key Features
- Automated Billing: Streamline subscriptions, invoicing, and payment processing with built-in automation.
- Extensible Integrations: Supports multiple hosting control panels (Pterodactyl, cPanel, Plesk, etc.) and payment gateways (Stripe, PayPal, Mollie).
- Self-Hosted & Open Source: Fully transparent code with no hidden costs or vendor dependencies.
- Multi-Currency & Multi-Language: Accept payments globally with automatic currency conversion and built-in translation support.
- Migration Tools: Securely migrate data from WHMCS and other platforms with automated importers.
- Community & Support: Active Discord community and GitHub repository for contributions and support.
- API Access: REST API for custom integrations, automation, and workflow management.
- Affiliate System: Built-in affiliate tracking and reward system to grow your business.
Tech / Self-Hosting
Paymenter is a PHP-based application built on Laravel, designed for easy self-hosting. It supports deployment on various cloud providers or dedicated servers. The platform includes a marketplace for extensions, allowing users to customize functionality. Documentation and installation guides are available for self-hosted setups.