head to head · open source
Lago vs Transity
Lago has 10,568 GitHub stars, 750 forks, 23 open issues and last shipped yesterday. Transity has 653 stars, 18 forks, 9 open issues and last shipped 17 days ago. Lago leads on adoption by 1,518% (10,568 vs 653 stars). Lago is written in Go under AGPL-3.0; Transity is written in Rust under AGPL-3.0. Lago has attracted 7% as many forks as stars, Transity 3%. 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 | Transity | |
|---|---|---|
| GitHub stars | ★ 11K | ★ 653 |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Go | Rust |
| Last push | 2026-09-17 | 2026-09-01 |
| Forks | ⑂ 750 | ⑂ 18 |
| 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 Transity if
- You want the Transity feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Rust
- You evaluated both and Transity 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 Transity
Transity is a command line plain text accounting tool, written in Rust and licensed AGPL 3.0, for people who keep their books in plain text and want to inspect and maintain them from a terminal.
read the full Transity overview →
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Frequently asked questions
Is Lago or Transity more popular?
Lago has 10,568 GitHub stars and Transity has 653. Lago has the larger community by that measure.
Are Lago and Transity free?
Both are open source. Lago is licensed under AGPL-3.0 and Transity under AGPL-3.0. Neither carries a licence fee.
What is the difference between Lago and Transity?
Lago is written in Go and Transity in Rust. 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 Transity?
Choose Lago if you want the larger community (10,568 stars) or its AGPL-3.0 licence terms. Choose Transity if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.