KillBill
KillBill is an open-source subscription billing and payment platform designed to simplify complex billing workflows for SaaS and other businesses. It provides robust support for recurring billing, invoicing, and payment management while offering flexibility for customization. KillBill ensures seamless integration with third-party payment gateways, making it adaptable for global payment needs. It supports multiple plugins to extend functionality, enabling businesses to manage tax compliance, analytics, notifications, and more. The platform's Kaui UI offers an intuitive administrative console for managing subscriptions, invoices, payments, and tenants. KillBill's API-driven design allows developers to customize and automate every aspect of the billing process. Its modular architecture ensures it can scale with the growing needs of businesses, providing robust tools for revenue management.