head to head · open source
tfsec vs UTMStack
tfsec has 7,061 GitHub stars, 560 forks, 18 open issues and last shipped 8 months ago. UTMStack has 592 stars, 83 forks, 141 open issues and last shipped 2 days ago. tfsec leads on adoption by 1,093% (7,061 vs 592 stars). tfsec is written in Go under MIT; UTMStack is written in TypeScript under AGPL-3.0. tfsec has attracted 8% as many forks as stars, UTMStack 14%. UTMStack was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (compliance), 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
| tfsec | UTMStack | |
|---|---|---|
| GitHub stars | ★ 7.1K | ★ 592 |
| License | MIT | AGPL-3.0 |
| Written in | Go | TypeScript |
| Last push | 2026-03-25 | 2026-11-03 |
| Forks | ⑂ 560 | ⑂ 83 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick tfsec if
- You weight community size — 7.1K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick UTMStack if
- You want the UTMStack feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and UTMStack fits your workflow better
About tfsec
📣 tfsec to Trivy Migration As part of our goal to provide a comprehensive open source security solution for all, we have been consolidating all of our scanning related efforts in one place, and that is Trivy. Over the past year, tfsec has laid the foundations to Trivy's IaC & misconfigurations scanning capabilities, including Terraform scanning, which has been natively supported in Trivy for a long time now. Going forward we want to encourage the tfsec community to transition over to Trivy. Moving to Trivy gives you the same excellent Terraform scanning engine, with some extra benefits: 1. Access to more…
read the full tfsec overview →
About UTMStack
[!IMPORTANT] ⚠️ UPGRADE NOTIFICATION and UTMStack v10 End of Life Notice UTMStack v10 will be sunset on December 5, 2026. As of today, v10 is no longer receiving any new features and will only receive critical fixes until the sunset date. After December 5, 2026, v10 will no longer be supported. 👉 All users must upgrade to v11 as soon as possible using the upgrade package. Full guide here: UTMStack Enterprise ready SIEM and XDR powered by Real Time correlation and Threat Intelligence Introduction Welcome to the UTMStack open source project! UTMStack is a unified threat management platform that merges SIEM…
read the full UTMStack overview →
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Frequently asked questions
Is tfsec or UTMStack more popular?
tfsec has 7,061 GitHub stars and UTMStack has 592. tfsec has the larger community by that measure.
Are tfsec and UTMStack free?
Both are open source. tfsec is licensed under MIT and UTMStack under AGPL-3.0. Neither carries a licence fee.
What is the difference between tfsec and UTMStack?
tfsec is written in Go and UTMStack in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, tfsec or UTMStack?
Choose tfsec if you want the larger community (7,061 stars) or its MIT licence terms. Choose UTMStack if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.