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@opencybersecurityalliance

Open Cybersecurity Alliance

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

Welcome to the Open Cybersecurity Alliance (OCA)

The Open Cybersecurity Alliance Community (hereafter, the OCA Community) exists to preserve and advance the mission, brand, and collaborative value of the Open Cybersecurity Alliance following the sunset of the OASIS Open Project model. The OCA Community provides a lightweight, sustainable framework for community-led collaboration, interoperability demonstrations, and innovation aligned with OASIS cybersecurity standards. For more information, please read the OCA Community Governance.

OCA sub-projects

OCA is an incubator for a 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? Join the OCA slack.

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  1. oca-community-project oca-community-project Public

    This repository contains governance information for the OCA Community

  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 265 231

  3. kestrel-lang kestrel-lang Public

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

    Python 325 51

  4. kestrel-huntbook kestrel-huntbook Public

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

    Jupyter Notebook 37 11

  5. PACE PACE Public archive

    Posture Attribute Collection and Evaluation

    23 4

  6. oca-iob oca-iob Public

    Augmentation to Machine Readable CTI

    Python 39 9

Repositories

Showing 10 of 28 repositories
  • oca-iob Public

    Augmentation to Machine Readable CTI

    opencybersecurityalliance/oca-iob's past year of commit activity
    Python 39 9 0 0 Updated Aug 19, 2026
  • opencybersecurityalliance/stix-extensions's past year of commit activity
    13 CC-BY-4.0 8 6 2 Updated Aug 19, 2026
  • 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 265 231 30 13 Updated Jun 26, 2026
  • 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 43 12 18 (1 issue needs help) 1 Updated Jun 6, 2026
  • .github Public
    opencybersecurityalliance/.github's past year of commit activity
    0 2 0 1 Updated May 15, 2026
  • oasis-open-project Public archive

    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
    29 7 1 2 Updated May 15, 2026
  • oca-community-project Public

    This repository contains governance information for the OCA Community

    opencybersecurityalliance/oca-community-project's past year of commit activity
    0 0 0 0 Updated May 15, 2026
  • opencybersecurityalliance/interoperability-village's past year of commit activity
    Shell 0 0 1 2 Updated Mar 10, 2026
  • 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 10 Apache-2.0 2 2 0 Updated Mar 1, 2026
  • casp Public
    opencybersecurityalliance/casp's past year of commit activity
    Jupyter Notebook 19 16 2 1 Updated Jul 28, 2025