head to head · open source
Lago vs rotki
Lago has 10,568 GitHub stars, 750 forks, 23 open issues and last shipped yesterday. rotki has 4,027 stars, 759 forks, 395 open issues and last shipped yesterday. Lago leads on adoption by 162% (10,568 vs 4,027 stars). Lago is written in Go under AGPL-3.0; rotki is written in Python under AGPL-3.0. Lago has attracted 7% as many forks as stars, rotki 19%. rotki was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (analytics), 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 | rotki | |
|---|---|---|
| GitHub stars | ★ 11K | ★ 4.0K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Go | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 750 | ⑂ 759 |
| 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 rotki if
- You want the rotki feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and rotki 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 rotki
rotki is an open source, self hosted portfolio tracking, analytics, accounting, and management application written in Python and released under the AGPL 3.0 license. It lives in the cryptocurrency and personal finance ecosystem, with topics covering bitcoin, ethereum, blockchain, cryptocurrency exchanges, cryptocurrency portfolio tracking, accounting, analytics, and management systems. The project is distributed through GitHub releases and a Docker image, and it is categorized as business software and finance accounting.
read the full rotki overview →
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Frequently asked questions
Is Lago or rotki more popular?
Lago has 10,568 GitHub stars and rotki has 4,027. Lago has the larger community by that measure.
Are Lago and rotki free?
Both are open source. Lago is licensed under AGPL-3.0 and rotki under AGPL-3.0. Neither carries a licence fee.
What is the difference between Lago and rotki?
Lago is written in Go and rotki 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 rotki?
Choose Lago if you want the larger community (10,568 stars) or its AGPL-3.0 licence terms. Choose rotki if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.