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5 Best Open Source Orb Alternatives

A curated collection of the 5 best open source and self-hosted alternatives to Orb in 2026.

Looking for a free, privacy-friendly, or self-hosted replacement for Orb in 2026? The top open-source alternative is Lago — Open-source billing system that handles metering, usage-based pricing, and invoicing at scale. Perfect for AI, cloud, and API companies needing flexible monetization..

Other highly rated open-source Orb alternatives include Flexprice, Autumn and OpenMeter.

10,418

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

Lago preview

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

4,453

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

Flexprice preview

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

2,651

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

Autumn preview

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

2,231

Open source billing platform that turns events into revenue with real-time metering, usage limits, and flexible pricing. Integrates with Stripe, CRMs, and payment providers.

OpenMeter preview

Open source billing platform that turns events into revenue with real-time metering, usage limits, and flexible pricing. Integrates with Stripe, CRMs, and payment providers.

1,223

Open-source pricing and billing platform that helps SaaS companies launch, test, and scale complex billing models with ease. Features metering, invoicing, and real-time data.

Meteroid preview

Open-source pricing and billing platform that helps SaaS companies launch, test, and scale complex billing models with ease. Features metering, invoicing, and real-time data.

About Orb

Solve your usage-based billing needs with a flexible tool that fits your customers, teams, and stack.