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OpenSearch Project

OpenSearch is a community-driven, Apache 2.0-licensed open source search and analytics suite that makes it easy to ingest, search, visualize, and analyze data.

OpenSearch logo and name on top of a dark blue background with a slight honeycomb pattern

OpenSearch Project is a community-driven, Apache 2.0-licensed open source search and analytics suite that makes it easy to ingest, search, visualize, and analyze data. Developers build with OpenSearch for use cases such as application search, log analytics, data observability, data ingestion, and more.

OpenSearch is supported by The OpenSearch Software Foundation, a project of The Linux Foundation. You can read the launch announcement here and learn more about joining the foundation here.

Using

Download and try OpenSearch 🔎 or use the demo OpenSearch Dashboards 🖥. Integrate your application using one of many client libraries 📚.

Contributing ✍️

We are built 🧱 by the community for the community. There are many ways to contribute.

Get Involved in our Community!

There are several places where our community meets. Make sure to check them out!


This project has adopted the OpenSearch Software Foundation Code of Conduct. Copyright OpenSearch Contributors. See NOTICE for details. OpenSearch is a registered trademark of The Linux Foundation.

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  1. OpenSearch OpenSearch Public

    🔎 Open source distributed and RESTful search engine.

    Java 10.6k 2k

  2. OpenSearch-Dashboards OpenSearch-Dashboards Public

    📊 Open source visualization dashboards for OpenSearch.

    TypeScript 1.8k 1k

Repositories

Showing 10 of 131 repositories
  • ml-commons Public

    ml-commons provides a set of common machine learning algorithms, e.g. k-means, or linear regression, to help developers build ML related features within OpenSearch.

    opensearch-project/ml-commons’s past year of commit activity
    Java 116 Apache-2.0 155 272 (15 issues need help) 54 Updated May 7, 2025
  • OpenSearch Public

    🔎 Open source distributed and RESTful search engine.

    opensearch-project/OpenSearch’s past year of commit activity
    Java 10,610 Apache-2.0 2,019 1,935 (17 issues need help) 213 Updated May 7, 2025
  • opensearch-project/opensearch-jvector’s past year of commit activity
    Java 7 Apache-2.0 4 2 1 Updated May 7, 2025
  • documentation-website Public

    The documentation for OpenSearch, OpenSearch Dashboards, and their associated plugins.

    opensearch-project/documentation-website’s past year of commit activity
    HTML 82 Apache-2.0 554 327 (11 issues need help) 49 Updated May 7, 2025
  • k-NN Public

    🆕 Find the k-nearest neighbors (k-NN) for your vector data

    opensearch-project/k-NN’s past year of commit activity
    Java 179 Apache-2.0 149 161 (2 issues need help) 23 Updated May 7, 2025
  • data-prepper Public

    OpenSearch Data Prepper is a component of the OpenSearch project that accepts, filters, transforms, enriches, and routes data at scale.

    opensearch-project/data-prepper’s past year of commit activity
    Java 300 Apache-2.0 228 534 (17 issues need help) 102 Updated May 7, 2025
  • security Public

    🔐 Secure your cluster with TLS, numerous authentication backends, data masking, audit logging as well as role-based access control on indices, documents, and fields

    opensearch-project/security’s past year of commit activity
    Java 213 Apache-2.0 307 265 (43 issues need help) 11 Updated May 7, 2025
  • opensearch-ci Public

    Enables continuous integration across OpenSearch, OpenSearch Dashboards, and plugins.

    opensearch-project/opensearch-ci’s past year of commit activity
    TypeScript 19 Apache-2.0 26 13 (1 issue needs help) 6 Updated May 7, 2025
  • opensearch-migrations Public

    Migrate, upgrade, compare, and replicate OpenSearch clusters with ease.

    opensearch-project/opensearch-migrations’s past year of commit activity
    Java 51 Apache-2.0 34 31 10 Updated May 7, 2025
  • opensearch-api-specification Public

    API specification for OpenSearch

    opensearch-project/opensearch-api-specification’s past year of commit activity
    TypeScript 45 Apache-2.0 80 71 (4 issues need help) 9 Updated May 7, 2025