OWASP Threat Dragon
An open-source threat modeling tool from OWASP.
Overview
OWASP Threat Dragon is a free and open-source threat modeling tool designed to be simple and accessible. It allows users to create data flow diagrams (DFDs), record potential threats and their mitigations, and provide a visual representation of the system's attack surface. It supports methodologies like STRIDE and LINDDUN and is available as both a web and desktop application.
✨ Key Features
- Data Flow Diagram (DFD) creation
- Threat generation based on methodologies (STRIDE, LINDDUN, CIA, etc.)
- Web and Desktop versions
- Integration with code repositories (GitHub, GitLab, Bitbucket)
- Open-source and free to use
🎯 Key Differentiators
- Cross-platform (Web and Desktop for Windows, macOS, Linux).
- Direct integration with multiple Git providers.
- Actively maintained OWASP project.
Unique Value: Threat Dragon provides a completely free, open-source, and accessible way to create and manage threat models, with the unique ability to store them directly within your code repositories.
🎯 Use Cases (4)
✅ Best For
- Creating and storing threat models alongside source code in GitHub.
- Providing a no-cost threat modeling solution for budget-constrained teams.
- Visualizing system architecture to identify potential security weaknesses.
💡 Check With Vendor
Verify these considerations match your specific requirements:
- Large enterprises requiring automated compliance reporting, advanced analytics, and dedicated support.
🏆 Alternatives
Offers broader platform support (web and all major desktop OS) and more repository integrations than the Microsoft TMT. It provides a more user-friendly interface for those new to threat modeling.
💻 Platforms
✅ Offline Mode Available
🔌 Integrations
💰 Pricing
Free tier: The tool is completely free and open-source.
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