bxb_
Usage-based metering and billing for SaaS. Self-hosted on your infrastructure. Any pricing model. Python/FastAPI.
Built on proven infrastructure
Every component chosen for production reliability, async performance, and developer experience.
Full control over your billing
Run bxb on your own servers. No usage limits, no data leaving your network, no surprises.
Data sovereignty
Your billing data stays on your servers. Full control over where data lives, how it's stored, and who can access it.
No vendor lock-in
Open-source AGPL-3.0 license. Fork it, modify it, run it forever — no sunset risk, no forced migrations.
Unlimited usage
No per-event fees, no metering taxes on your metering. Process billions of events without worrying about your billing bill.
Source code access
Audit the code, extend the platform, contribute upstream. Full transparency into how your billing infrastructure works.
Don't want to manage it yourself?
We offer managed hosting, enterprise support, custom development, and migration assistance so you can run bxb in production without building the ops team.
Explore commercial servicesReady to simplify your billing?
We're onboarding early customers now. Join the waitlist and be the first to know when managed bxb is ready for your team.