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@CycloneDX

CycloneDX BOM Standard

CycloneDX is a modern standard for the software supply chain. SBOM, SaaSBOM, CBOM, OBOM, VEX, and more. CycloneDX is a OWASP project ratified as ECMA-424

Welcome to the CycloneDX Community

CycloneDX logo

OWASP CycloneDX is a full-stack Bill of Materials (BOM) standard that provides advanced supply chain capabilities for cyber risk reduction. The specification supports:

  • Software Bill of Materials (SBOM)
  • Software-as-a-Service Bill of Materials (SaaSBOM)
  • Hardware Bill of Materials (HBOM)
  • Machine Learning Bill of Materials (ML-BOM)
  • Cryptography Bill of Materials (CBOM)
  • Manufacturing Bill of Materials (MBOM)
  • Operations Bill of Materials (OBOM)
  • Vulnerability Disclosure Reports (VDR)
  • Vulnerability Exploitability eXchange (VEX)
  • CycloneDX Attestations (CDXA)

The CycloneDX project provides standards in XML, JSON, and Protocol Buffers, as well as a large collection of official and community supported tools that create or interoperate with the standard.

The project's website has many documented use cases and examples that provide a springboard to SBOM adoption.

The project operates as a meritocracy whose guiding principles reinforce its risk-based approach to standards development. The project encourages community participation in the development of the standard and supporting tools.

Background

Modern software is assembled using third-party and open source components. They are glued together in complex and unique ways and integrated with original code to achieve the desired functionality. An accurate inventory of all components enables organizations to identify risk, allows for greater transparency, and enables rapid impact analysis.

CycloneDX was created for this purpose.

Strategic direction and maintenance of the specification is managed by the CycloneDX Core Working Group, is backed by the OWASP Foundation, and is supported by the global information security community.

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  1. specification specification Public

    OWASP CycloneDX is a full-stack Bill of Materials (BOM) standard that provides advanced supply chain capabilities for cyber risk reduction. SBOM, SaaSBOM, HBOM, AI/ML-BOM, CBOM, OBOM, MBOM, VDR, an…

    XSLT 493 84

  2. cyclonedx-python cyclonedx-python Public

    CycloneDX Software Bill of Materials (SBOM) generator for Python projects and environments

    Python 364 92

  3. cyclonedx-maven-plugin cyclonedx-maven-plugin Public

    Creates CycloneDX Software Bill of Materials (SBOM) from Maven projects

    Java 362 95

  4. cyclonedx-cli cyclonedx-cli Public

    CycloneDX CLI tool for SBOM analysis, merging, diffs and format conversions.

    C# 479 76

  5. bom-examples bom-examples Public

    A repository with examples of CycloneDX BOMs (SBOM, SaaSBOM, OBOM, VEX, etc)

    218 75

  6. cyclonedx-node-module cyclonedx-node-module Public

    creates CycloneDX Software-Bill-of-Materials (SBOM) from node-based projects

    141 39

Repositories

Showing 10 of 63 repositories
  • cyclonedx-node-npm Public

    Create CycloneDX Software Bill of Materials (SBOM) from Node.js NPM projects.

    CycloneDX/cyclonedx-node-npm’s past year of commit activity
    JavaScript 131 Apache-2.0 26 12 (6 issues need help) 11 Updated Apr 4, 2026
  • cyclonedx-webpack-plugin Public

    Generate CycloneDX Software Bill of Materials (SBOM) from webpack bundles at compile time.

    CycloneDX/cyclonedx-webpack-plugin’s past year of commit activity
    TypeScript 30 Apache-2.0 11 11 (9 issues need help) 11 Updated Apr 4, 2026
  • cyclonedx-javascript-library Public

    Functionality and DataModels of OWASP CycloneDX for JavaScript (Node.js or WebBrowser) written in TypeScript.

    CycloneDX/cyclonedx-javascript-library’s past year of commit activity
    TypeScript 23 Apache-2.0 16 12 (10 issues need help) 15 Updated Apr 4, 2026
  • cyclonedx-python Public

    CycloneDX Software Bill of Materials (SBOM) generator for Python projects and environments

    CycloneDX/cyclonedx-python’s past year of commit activity
    Python 364 Apache-2.0 92 19 (13 issues need help) 11 Updated Apr 4, 2026
  • cyclonedx-esbuild Public

    Create CycloneDX Software Bill of Materials (SBOM) from projects built with esbuild or Bun.

    CycloneDX/cyclonedx-esbuild’s past year of commit activity
    TypeScript 4 Apache-2.0 2 8 (5 issues need help) 11 Updated Apr 4, 2026
  • cyclonedx-dotnet Public

    Creates CycloneDX Software Bill of Materials (SBOM) from .NET Projects

    CycloneDX/cyclonedx-dotnet’s past year of commit activity
    C# 260 Apache-2.0 120 44 (7 issues need help) 22 Updated Apr 3, 2026
  • cyclonedx-gradle-plugin Public

    Creates CycloneDX Software Bill of Materials (SBOM) from Gradle projects

    CycloneDX/cyclonedx-gradle-plugin’s past year of commit activity
    Java 220 Apache-2.0 91 66 (3 issues need help) 10 Updated Apr 2, 2026
  • specification Public

    OWASP CycloneDX is a full-stack Bill of Materials (BOM) standard that provides advanced supply chain capabilities for cyber risk reduction. SBOM, SaaSBOM, HBOM, AI/ML-BOM, CBOM, OBOM, MBOM, VDR, and VEX

    CycloneDX/specification’s past year of commit activity
    XSLT 493 Apache-2.0 84 160 (7 issues need help) 36 Updated Apr 2, 2026
  • cyclonedx-bom-studio Public

    Build, edit, validate, and export CycloneDX BOMs through an intuitive browser-based interface

    CycloneDX/cyclonedx-bom-studio’s past year of commit activity
    Vue 19 Apache-2.0 6 5 13 Updated Apr 2, 2026
  • cyclonedx-node-yarn Public

    Create CycloneDX Software Bill of Materials (SBOM) from Node.js Yarn projects.

    CycloneDX/cyclonedx-node-yarn’s past year of commit activity
    JavaScript 25 Apache-2.0 9 14 (12 issues need help) 18 Updated Apr 1, 2026

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