Kill Bill

What is Kill Bill?

Kill Bill is an open-source subscription billing and payments platform designed to help businesses manage recurring revenue operations at scale. The platform provides a complete billing infrastructure that handles subscription management, payment processing, invoicing, and revenue recognition without licensing costs. The platform is built for SaaS companies, subscription services, and enterprises that need to automate complex billing workflows. Kill Bill offers real-time analytics and financial reporting capabilities, enabling teams to track billing metrics and business performance from a centralized dashboard. As an open-source solution, Kill Bill allows organizations to self-host the platform, maintain full control over their billing data, and customize functionality to match specific business requirements. The codebase is publicly available on GitHub, enabling community contributions and transparency. The platform has been actively maintained and used by organizations for over a decade. Kill Bill handles subscription lifecycle management, recurring billing, payment processing, dunning workflows, and integration with external payment gateways. It supports multiple billing models and currencies, making it suitable for businesses with complex or evolving billing needs. The open-source model makes Kill Bill accessible to startups and enterprises alike, with no subscription fees or vendor lock-in concerns. Organizations can evaluate the platform, deploy it in their infrastructure, and scale without per-transaction licensing constraints.