head to head · open source
Lago vs OpenBudgeteer
Lago has 10,748 GitHub stars, 782 forks, 23 open issues and last shipped yesterday. OpenBudgeteer has 974 stars, 64 forks, 15 open issues and last shipped 3 days ago. Lago leads on adoption by 1,003% (10,748 vs 974 stars). Lago is written in Go under AGPL-3.0; OpenBudgeteer is written in C# under AGPL-3.0. Lago has attracted 7% as many forks as stars, OpenBudgeteer 7%. Lago was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Lago | OpenBudgeteer | |
|---|---|---|
| GitHub stars | ★ 11K | ★ 974 |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Go | C# |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 782 | ⑂ 64 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Lago if
- You weight community size — 11K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick OpenBudgeteer if
- You want the OpenBudgeteer feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches C#
- You evaluated both and OpenBudgeteer fits your workflow better
About Lago
Lago Agentic first, open source monetization infrastructure for AI products Meter tokens, compute, API calls, or any product usage. Turn usage into pricing, credits, entitlements, invoices, payments, and revenue. Use Lago Direct for your own product, or Lago Embedded to power monetization for your customers. Run the AI billing demo · Documentation · Talk to us about Lago Cloud “Lago has been able to follow the pace of our releases and has allowed us to focus on what we do best.” Timothée Lacroix, CTO at Mistral AI · Read the customer story See Lago price an AI workload Run the maintained demo from this…
About OpenBudgeteer
OpenBudgeteer is a budgeting app based on the Bucket Budgeting Principle and inspired by YNAB and Buckets. The Core is based on .NET and the MVVM Pattern, the Front End uses Blazor Server. Documentation Within the Documentation you will find all the details how to install and setup OpenBudgeteer and how it is used. Some sections are still WIP but you should find the most important things that were previously maintained here in the README. Quick Start For a quick ramp up up of OpenBudgeteer using Docker and MariaDB see here. Screenshots
read the full OpenBudgeteer overview →
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Frequently asked questions
Is Lago or OpenBudgeteer more popular?
Lago has 10,748 GitHub stars and OpenBudgeteer has 974. Lago has the larger community by that measure.
Are Lago and OpenBudgeteer free?
Both are open source. Lago is licensed under AGPL-3.0 and OpenBudgeteer under AGPL-3.0. Neither carries a licence fee.
What is the difference between Lago and OpenBudgeteer?
Lago is written in Go and OpenBudgeteer in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Lago or OpenBudgeteer?
Choose Lago if you want the larger community (10,748 stars) or its AGPL-3.0 licence terms. Choose OpenBudgeteer if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.