Open Source Metering and Usage Based Billing
Lago is the open-source alternative to Stripe, with a laser focus on transparency, metering, developer experience, and composability: addressing complex pricing grids and business workflows.
Their team previously built and scaled the home-grown billing system of Qonto (a $5B Fintech in Europe), from pre-launch to the tens of millions of MRR.
Lago is the leading open-source repository and community in this space.