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@d3fend

MITRE D3FEND

The D3FEND Knowledge Graph Project

Welcome to the D3FEND Knowledge Graph Project on Github

We will be releasing software opensouce software repositories here in order to engage with the community and improve D3FEND. We enthusastically welcome any feedback or contributions.

What is D3FEND?

D3FEND is a knowledge graph (a type of knowledge base) of cybersecurity countermeasure techniques. The primary goal of D3FEND is to help standardize the vocabulary used to describe defensive cybersecurity technology functionality. It does this with a semantic graph model of components (Digital Artifacts) of a computer system, and how they relate to defensive and offensive cyber techniques. This enables a variety of use cases from systems engineering, digital engineering, aquisition analysis, cyber defense testing, and analytic roadmap development.

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  1. d3fend-ontology d3fend-ontology Public

    This repository holds the necessary content to produce the D3FEND ontology distribution.

    Python 101 41

Repositories

Showing 9 of 9 repositories
  • d3fend-ontology Public

    This repository holds the necessary content to produce the D3FEND ontology distribution.

    d3fend/d3fend-ontology’s past year of commit activity
    Python 101 MIT 41 112 (3 issues need help) 17 Updated Mar 31, 2026
  • oxigraph Public Forked from oxigraph/oxigraph

    SPARQL graph database

    d3fend/oxigraph’s past year of commit activity
    Rust 1 Apache-2.0 117 0 0 Updated Feb 24, 2026
  • Konclude Public Forked from konclude/Konclude

    Konclude: A parallel, tableau-based, high-performance reasoner for the Description Logic SROIQV(D)/the Web Ontology Language (OWL) 2 DL

    d3fend/Konclude’s past year of commit activity
    C++ 1 8 0 0 Updated Feb 5, 2026
  • d3fend Public

    Public static website for the D3FEND project. For the D3FEND ontology repo see: https://github.com/d3fend/d3fend-ontology

    d3fend/d3fend’s past year of commit activity
    HTML 90 19 7 4 Updated Dec 16, 2025
  • website-next Public
    d3fend/website-next’s past year of commit activity
    HTML 4 1 1 0 Updated Nov 20, 2025
  • collab Public
    d3fend/collab’s past year of commit activity
    0 0 0 0 Updated Mar 13, 2025
  • dew Public
    d3fend/dew’s past year of commit activity
    0 0 0 0 Updated Dec 17, 2024
  • .github Public
    d3fend/.github’s past year of commit activity
    0 0 0 0 Updated Aug 18, 2022
  • mermaid Public Forked from mermaid-js/mermaid

    Generation of diagram and flowchart from text in a similar manner as markdown

    d3fend/mermaid’s past year of commit activity
    JavaScript 3 MIT 9,112 0 0 Updated May 6, 2022

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