The closest CAPEC alternatives are Heeler Runtime Threat Modeling, Avertro Threat Modeling and Simulation and Seezo Security Design Reviews and Threat Modeling. Picking a CAPEC alternative comes down to fit: Threat Modeling coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
27 alternativesClosest matches: Heeler Runtime Threat Modeling, Avertro Threat Modeling and Simulation, Seezo Security Design Reviews and Threat ModelingPage updated Nov 2026
The product
CAPEC™ is a comprehensive dictionary of known attack patterns used by adversaries to exploit weaknesses in cyber-enabled capabilities.
CAPEC is a free Threat Modeling solution. The closest matches by shared tags and NIST CSF 2.0 coverage are Heeler Runtime Threat Modeling, Avertro Threat Modeling and Simulation, Seezo Security Design Reviews and Threat Modeling, Apiiro AI-Powered Risk Detection, and GrammaTech ConfINE. All 27 alternatives on this page are ranked the same way.
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VisitThese 8 solutions overlap most with CAPEC. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
AI-powered continuous threat modeling for cloud applications in runtime
Key features: 10 listed. See them on the Heeler Runtime Threat Modeling page.
View Heeler Runtime Threat ModelingHeeler Runtime Threat Modeling alternativesCAPEC vs Heeler Runtime Threat Modeling
AI-powered continuous threat modeling for cloud applications in runtime
AI-driven threat modeling & simulation platform using MITRE ATT&CK framework
Automated security design review platform for developers
AI-powered pre-development risk detection for secure-by-design software
Framework for modeling access control and attack graphs in networked systems
AI-driven threat modeling for identifying security risks in design phase
Scans development plans to identify design flaws before implementation.
AI-driven platform for automated security design reviews and risk analysis
Risk-driven cybersecurity DevOps platform for automotive product lifecycle
Structured threat modeling & remediation service for enterprise security risk.
Automated threat modeling platform integrating security into the SDLC.
Threat modeling platform for identifying & managing software security risk by design.
Auto-generates threat models from IaC files with risk & control mapping.
AI-automated automotive TARA tool for ISO 21434 & UNR 155 compliance.
AI platform automating threat modeling & compliance for connected device makers.
AI-powered threat modeling tool that auto-generates models from text, IaC, or diagrams.
Adds org-specific security guardrails to AI code generation tools for compliance.
Automated continuous threat modeling platform that enforces security at design time.
Automated threat modeling & HIPAA/FDA compliance platform for HealthTech.
Consulting service translating business objectives into threat models & risk scenarios.
AI/RAG-based threat modeling tool for requirements and design stages of SDL
AI-powered security architect agent for dev teams via chat interfaces
Visual, spec-driven tool for designing secure-by-design apps on Atsign Platform.
Common questions when weighing alternatives to CAPEC.
The closest matches to CAPEC by shared tags and NIST CSF 2.0 coverage are Heeler Runtime Threat Modeling, Avertro Threat Modeling and Simulation, Seezo Security Design Reviews and Threat Modeling, Apiiro AI-Powered Risk Detection, and GrammaTech ConfINE. All of them are Threat Modeling products.
This page shows 27 alternatives to CAPEC, all in the Threat Modeling category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
CAPEC is a free Threat Modeling product. You can use it at no cost. Only commercial alternatives are listed here. Free and open source products are under /free.
CAPEC is a Threat Modeling product in the Application Security category. You can compare it with the 27 other Threat Modeling products on this page.
AI-driven threat modeling & simulation platform using MITRE ATT&CK framework
Key features: 10 listed. See them on the Avertro Threat Modeling and Simulation page.
View Avertro Threat Modeling and SimulationAvertro Threat Modeling and Simulation alternativesCAPEC vs Avertro Threat Modeling and Simulation
Automated security design review platform for developers
Key features: 6 listed. See them on the Seezo Security Design Reviews and Threat Modeling page.
View Seezo Security Design Reviews and Threat ModelingSeezo Security Design Reviews and Threat Modeling alternativesCAPEC vs Seezo Security Design Reviews and Threat Modeling
AI-powered pre-development risk detection for secure-by-design software
Key features: 10 listed. See them on the Apiiro AI-Powered Risk Detection page.
View Apiiro AI-Powered Risk DetectionApiiro AI-Powered Risk Detection alternativesCAPEC vs Apiiro AI-Powered Risk Detection
Framework for modeling access control and attack graphs in networked systems
Key features: 10 listed. See them on the GrammaTech ConfINE page.
View GrammaTech ConfINEGrammaTech ConfINE alternativesCAPEC vs GrammaTech ConfINE
AI-driven threat modeling for identifying security risks in design phase
Key features: 8 listed. See them on the Curlsek AI Threat Modeling page.
View Curlsek AI Threat ModelingCurlsek AI Threat Modeling alternativesCAPEC vs Curlsek AI Threat Modeling
Scans development plans to identify design flaws before implementation.
Key features: 7 listed. See them on the Prime Security page.
View Prime SecurityPrime Security alternativesCAPEC vs Prime Security
AI-driven platform for automated security design reviews and risk analysis
Key features: 10 listed. See them on the Prime Security Platform page.
View Prime Security PlatformPrime Security Platform alternativesCAPEC vs Prime Security Platform
No Threat Modeling shortlist yet. This is the closest one.
Updated 2026-11-02
See the shortlist