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@opencybersecurityalliance

Open Cybersecurity Alliance

The Open Cybersecurity Alliance (OCA) fosters a cybersecurity ecosystem for exchanging information, orchestrated responses, etc. OCA is an OASIS Open Project.

Welcome to the Open Cybersecurity Alliance (OCA)

The Open Cybersecurity Alliance (OCA) is an OASIS Open Project, fostering an open cybersecurity ecosystem, where products from all vendors and software publishers can freely exchange information, insights, analytics, and orchestrated response, via commonly developed code and tooling, using mutually agreed upon technologies, data standards, and procedures.

For more information about OCA, visit our project website.

To learn more about how this Open Source project is governed, who our sponsors are, and who is serving on our Project Governing Board and Technical Steering Committee, check out the OASIS Open Project repository.

OCA sub-projects

OCA is an incubator for a growing number of Open Source projects. Check out our existing sub-projects:

Get involved!

Are you interested in learning more about OCA or would you like to contribute to our projects? Here are a few starting points:

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  1. oasis-open-project oasis-open-project Public

    Information relating to the governance of the Open Cybersecurity Alliance (OCA) OASIS Open Project. https://github.com/opencybersecurityalliance

    26 8

  2. stix-shifter stix-shifter Public

    This project consists of an open source library allowing software to connect to data repositories using STIX Patterning, and return results as STIX Observations.

    Python 241 232

  3. kestrel-lang kestrel-lang Public

    Kestrel threat hunting language: building reusable, composable, and shareable huntflows across different data sources and threat intel.

    Python 311 52

  4. kestrel-huntbook kestrel-huntbook Public

    This repository hosts community contributed Kestrel huntflows (.hf) and huntbooks (.ipynb)

    Jupyter Notebook 33 11

  5. PACE PACE Public

    Posture Attribute Collection and Evaluation

    23 5

  6. oca-iob oca-iob Public

    Augmentation to Machine Readable CTI

    Python 31 10

Repositories

Showing 10 of 27 repositories
  • opencybersecurityalliance/interoperability-village’s past year of commit activity
    0 0 0 2 Updated Apr 9, 2025
  • casp Public
    opencybersecurityalliance/casp’s past year of commit activity
    Jupyter Notebook 19 15 2 0 Updated Apr 3, 2025
  • meshroom Public

    The Cybersecurity Mesh Assistant - A command-line tool to build and manage Cybersecurity Mesh Architectures (CSMA), initiated by the OXA project

    opencybersecurityalliance/meshroom’s past year of commit activity
    Python 0 Apache-2.0 1 0 0 Updated Apr 3, 2025
  • stix-shifter Public

    This project consists of an open source library allowing software to connect to data repositories using STIX Patterning, and return results as STIX Observations.

    opencybersecurityalliance/stix-shifter’s past year of commit activity
    Python 241 232 30 14 Updated Apr 2, 2025
  • cacao-roaster Public

    A web application for generating, parsing and validating, manipulating, visualizing and executing CACAO v2.0 playbooks.

    opencybersecurityalliance/cacao-roaster’s past year of commit activity
    TypeScript 31 12 15 2 Updated Apr 1, 2025
  • oxa Public

    OXA - Open XDR architecture

    opencybersecurityalliance/oxa’s past year of commit activity
    8 3 0 0 Updated Apr 1, 2025
  • oasis-open-project Public

    Information relating to the governance of the Open Cybersecurity Alliance (OCA) OASIS Open Project. https://github.com/opencybersecurityalliance

    opencybersecurityalliance/oasis-open-project’s past year of commit activity
    26 8 1 4 Updated Mar 31, 2025
  • oca-iob Public

    Augmentation to Machine Readable CTI

    opencybersecurityalliance/oca-iob’s past year of commit activity
    Python 31 10 2 0 Updated Mar 11, 2025
  • opencybersecurityalliance/stix-extensions’s past year of commit activity
    11 CC-BY-4.0 7 6 1 Updated Dec 13, 2024
  • kestrel-as-a-service Public

    Kestrel container and deployable cloud-managed hunting service for large organizations

    opencybersecurityalliance/kestrel-as-a-service’s past year of commit activity
    Shell 6 Apache-2.0 2 2 0 Updated Dec 7, 2024