head to head · open source
Lago vs aurelio-finance
Lago has 10,665 GitHub stars, 766 forks, 23 open issues and last shipped yesterday. aurelio-finance has 700 stars, 79 forks, 0 open issues and last shipped yesterday. Lago leads on adoption by 1,424% (10,665 vs 700 stars). Lago is written in Go under AGPL-3.0; aurelio-finance is written in Python under MIT. Lago has attracted 7% as many forks as stars, aurelio-finance 11%. aurelio-finance was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (fintech), so they are genuine substitutes rather than adjacent tools.
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 | aurelio-finance | |
|---|---|---|
| GitHub stars | ★ 11K | ★ 700 |
| License | AGPL-3.0 | MIT |
| Written in | Go | Python |
| Last push | 2026-10-08 | 2026-10-08 |
| Forks | ⑂ 766 | ⑂ 79 |
| 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 aurelio-finance if
- You want the aurelio-finance feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and aurelio-finance fits your workflow better
About Lago
Lago is an open source metering and usage based billing API written in Go under AGPL 3.0. It lives in the Business Software and Finance & Accounting ecosystem and sits between product usage and revenue. It turns events such as AI tokens, compute, API calls, seats, and custom events into billable metrics, pricing, credits, entitlements, invoices, and payments.
About aurelio-finance
Aurelio is a self hosted wealth management and financial planning app for individuals who want portfolio and net worth tracking with an optional AI advisor, running entirely on their own computer.
read the full aurelio-finance overview →
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Frequently asked questions
Is Lago or aurelio-finance more popular?
Lago has 10,665 GitHub stars and aurelio-finance has 700. Lago has the larger community by that measure.
Are Lago and aurelio-finance free?
Both are open source. Lago is licensed under AGPL-3.0 and aurelio-finance under MIT. Neither carries a licence fee.
What is the difference between Lago and aurelio-finance?
Lago is written in Go and aurelio-finance in Python. 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 aurelio-finance?
Choose Lago if you want the larger community (10,665 stars) or its AGPL-3.0 licence terms. Choose aurelio-finance if its feature set, stack or MIT licence fits better. Both are self-hostable.