Open-Source Alternatives to Stripe Billing / Chargebee

Based on our dataset, the self-hostable open-source alternatives to Stripe Billing / Chargebee are Lago and Kill Bill. The Stripe Billing / Chargebee plan we benchmark is 0.7%-0.8% of recurring billing volume (~$250+/mo at $35k MRR).

Data last updated 30 Oct 2026. How we check.

Quick comparison

Alternative	License	RAM in starter config	Needs Postgres / Redis	Migration
Lago	AGPL-3.0	1536 MB	Yes / Yes	Moderate
Kill Bill	Apache-2.0	1024 MB	Yes / No	Moderate

Lago

Open-source metering and usage-based billing engine for AI, API, and SaaS companies

Processes 15,000+ billing events/sec
Prepaid credits, pay-as-you-go & hybrid plans
Connects to Stripe, Adyen & GoCardless without the 0.7% tax

Docker image getlago/api:latest. GitHub: getlago/lago (7.9k stars when our data was last updated). Website: https://www.getlago.com

Stripe Billing / Chargebee vs Lago: full cost comparison and config →

Kill Bill

Enterprise open-source subscription billing and payment orchestration platform

True Apache-2.0 open source
Multi-currency dunning & catalog trials
Real-time financial ledger

Docker image killbill/killbill:latest. GitHub: killbill/killbill (4.8k stars when our data was last updated). Website: https://killbill.io

Stripe Billing / Chargebee vs Kill Bill: full cost comparison and config →

Switching from Stripe Billing / Chargebee

Pick an alternative above and open its comparison page for the cost breakdown.
Generate a free starter docker-compose.yml in the stack builder.
Test it on a small server with a copy of your data before moving the team over.
Check the migration notes in the table, and the official docs of the tool you pick.

More detail: Replace Stripe Billing / Chargebee guide.

FAQ

What are the open-source alternatives to Stripe Billing / Chargebee?

In the StackSwitcher dataset, the self-hostable open-source alternatives to Stripe Billing / Chargebee are Lago, Kill Bill.

Which Stripe Billing / Chargebee plan does StackSwitcher compare against?

We benchmark Stripe Billing / Chargebee 0.7%-0.8% of recurring billing volume (~$250+/mo at $35k MRR). The main pain point we note: Taking 0.7% of all subscription revenue forever just to meter usage and generate recurring invoices.

How much RAM does Lago need when self-hosted?

Our starter Docker config budgets 1536 MB of RAM for Lago plus Postgres and Redis. Real needs depend on your usage.

How much RAM does Kill Bill need when self-hosted?

Our starter Docker config budgets 1024 MB of RAM for Kill Bill plus Postgres. Real needs depend on your usage.

Config templates are MIT licensed and provided "AS IS", with no warranty of any kind and no liability. Prices and specs are informational estimates from our dataset, so check the vendor and project sites before you decide. See the Terms & No Warranty disclaimer.