Best AWS Threat Composer Alternatives in 2026
Updated
20 apps from threat modeling software ranked against AWS Threat Composer on the same published basis.
- 1AWS Threat Composer vs CAIRIS
- 2AWS Threat Composer vs IriusRisk
- 3AWS Threat Composer vs ThreatModeler Nexus
- 4AWS Threat Composer vs ThreatOpus
- 5AWS Threat Composer vs ThreatTree
- 6AWS Threat Composer vs CYMETRIS
- 7AWS Threat Composer vs itemis SECURE
- 9AWS Threat Composer vs OWASP Threat Dragon
- 10AWS Threat Composer vs KAVACH
- 11AWS Threat Composer vs ThreatZ
- 12AWS Threat Composer vs EnCo SOX ATA
- 13AWS Threat Composer vs SD Elements
- 14AWS Threat Composer vs Dethernety
- 15AWS Threat Composer vs Microsoft Threat Modeling Tool
- 16AWS Threat Composer vs AutoSec TARA Suite
- 17AWS Threat Composer vs ADTool
- 18AWS Threat Composer vs ThreatForge
- 19AWS Threat Composer vs pytm
- 20AWS Threat Composer vs Threagile
- 21AWS Threat Composer vs DevArmor
AWS Threat Composer alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | CAIRIS | 8.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | IriusRisk | 8.1 | Free plan | Free | API, self-hosted, Web |
| 3 | ThreatModeler Nexus | 8.0 | Free plan | $333.33/mo | API, self-hosted, Web |
| 4 | ThreatOpus | 8.0 | Free plan | £129.99/mo | API, Web |
| 5 | ThreatTree | 7.1 | Free plan | $29/mo | API, Web |
| 6 | CYMETRIS | 7.0 | No | €99/mo | API, self-hosted, Web |
| 7 | itemis SECURE | 6.7 | No | — | Web, Windows |
| 9 | OWASP Threat Dragon | 6.7 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 10 | KAVACH | 6.5 | No | — | — |
| 11 | ThreatZ | 6.5 | No | $8.33/mo | API, self-hosted, Web |
| 12 | EnCo SOX ATA | 6.4 | No | — | — |
| 13 | SD Elements | 6.2 | No | — | Web |
| 14 | Dethernety | 5.9 | No | — | Web |
| 15 | Microsoft Threat Modeling Tool | 5.8 | No | — | Windows |
| 16 | AutoSec TARA Suite | 5.5 | No | — | Web |
| 17 | ADTool | 5.5 | No | — | — |
| 18 | ThreatForge | 5.3 | No | — | Web, Windows, Mac, Linux |
| 19 | pytm | 5.2 | No | — | Windows, Mac, Linux |
| 20 | Threagile | 5.1 | No | — | Web |
| 21 | DevArmor | 4.7 | No | — | Web |
Make your app an alternative to AWS Threat Composer
See the priceThe sponsored alternative slot on this page is labelled and never changes the order above.
Questions about AWS Threat Composer alternatives
What is the best alternative to AWS Threat Composer?
CAIRIS, number 1 in threat modeling software with a score of 8.2 out of 10. The others here: IriusRisk, ThreatModeler Nexus, ThreatOpus and 16 more.
What is the best free alternative to AWS Threat Composer?
CAIRIS is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.



























