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Open Source Subscription & Billing Management Tools using Sentry

A curated collection of the best open source platforms for managing recurring subscriptions and complex billing models. using Sentry.

Lago

Transform complex usage data into accurate, real-time billing

  • Stars

    10,728

  • Last commit

    14 hours ago

  • License

    AGPL-3.0
Open-source billing system that handles metering, usage-based pricing, and invoicing at scale. Perfect for AI, cloud, and API companies needing flexible monetization.

Open Source Alternative to:

Stripe Billing

Flexprice

Open source metering and billing infrastructure for any pricing model

  • Stars

    6,876

  • Last commit

    21 hours ago

  • License

    AGPL-3.0
A flexible billing platform that handles usage-based metering, credit management, and subscription billing, giving developers full control over pricing models.

Open Source Alternative to:

Stripe Billing

Autumn

Stripe payments, usage tracking, and paywalls in 3 functions

  • Stars

    Stars growing over the last 30 days2,832

  • Last commit

    9 days ago

  • License

    Apache-2.0
Simplify Stripe integration for AI startups with 3 functions, 0 webhooks. Build pricing plans in 30 minutes with usage tracking, credits, and feature controls.

Open Source Alternative to:

Stripe Billing
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