Tag
7 catalogue entries use this topic; each Project's license policy is labeled separately.
Open-source usage-based billing with metering, invoicing, and entitlements
Lago is an open-source billing platform for usage-based, subscription, and hybrid pricing, with metering, invoicing, and payment orchestration behind one API.
Open-source billing platform and merchant of record for SaaS
Polar is an open-source billing platform and merchant of record for digital products and SaaS, combining usage billing, subscriptions, and global tax handling.
Open-source webhook server with HMAC signatures and EU hosting
Hook0 is an open-source webhooks server that lets SaaS teams send event notifications to their customers' applications through a JSON REST API and management dashboard.
Open-source usage-based billing with metering, plans, and invoicing
Meteroid is an open-source pricing and billing platform for SaaS, infrastructure, and AI companies, combining usage metering, plan management, subscriptions, and invoicing behind one API.
Open-source event tracker with push alerts and webhook actions
Operational is an open-source event tracker that streams product events into a live feed and sends instant push notifications with webhook action buttons.
Open-source subscription billing with metering, invoicing, and multi-gateway support
UniBee is an open-source billing platform for SaaS subscriptions and usage-based metering, with automated invoicing, dunning, and Stripe and PayPal gateways.