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OpenSearch
OpenSearch is a powerful search and analytics engine built on Apache Lucene.
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OpenSearch Dashboards
Our data visualization toolset is a flexible, fully integrated solution for visually exploring and querying your data.
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OpenSearch Data Prepper
A server-side data collector designed to enrich, transform, and aggregate data for downstream analytics with OpenSearch.
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Machine Learning and AI
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View key performance metrics across different workloads
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Most Recent Articles
Optimizing inference processors for cost efficiency and performance May 29
Do more with less: Save up to 3x on storage with derived vector source May 20
Finding a replacement for JSM in OpenSearch 3.0 May 19
Intelligent troubleshooting using OpenSearch 3.0's plan-execute-reflect agent May 19
OpenSearch Project update: Performance progress in OpenSearch 3.0 May 14
OpenSearch Benchmark: An update May 12
Real-time query monitoring with live queries in OpenSearch 3.0 May 09
Introducing the z-score normalization technique for hybrid search Apr 28
Recipes to vectors: Building a hybrid search app with OpenSearch Apr 25
OpenSearch version 3.0: New features, breaking changes from Apache Lucene 10,... Apr 24
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OpenSearchCon
Europe: Apr 2025
OpenSearchCons in 2024
North America (San Francisco): September 24-26
India (Bengaluru): June 26
Europe (Berlin): May 6-7
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dashboards
OpenSearch and Dashboards
Build your OpenSearch solution using core tooling and visualizations.
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Measure performance metrics for your OpenSearch cluster.
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OpenSearch Data Prepper
Filter, mutate, and sample your data for ingestion into OpenSearch.
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Interact with OpenSearch from your application using language APIs.
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OpenSearch Project Roadmap
Read our blog on 2024-2025 project development plan and beyond!
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Versions in the 2.x release line

  • OpenSearch 2.19.1
    (Released on Feb 27th, 2025)
  • OpenSearch 2.19.0
    (Released on Feb 11th, 2025)
  • OpenSearch 2.18.0
    (Released on Nov 5th, 2024)
  • OpenSearch 2.17.1
    (Released on Oct 1st, 2024)
  • OpenSearch 2.17.0
    (Released on Sep 17th, 2024)
  • OpenSearch 2.16.0
    (Released on Jul 7th, 2024)
  • OpenSearch 2.15.0
    (Released on Jun 25th, 2024)
  • OpenSearch 2.14.0
    (Released on May 14th, 2024)
  • OpenSearch 2.13.0
    (Released on Apr 2nd, 2024)
  • OpenSearch 2.12.0
    (Released on Feb 20th, 2024)
  • OpenSearch 2.11.1
    (Released on Nov 30th, 2023)
  • OpenSearch 2.11.0
    (Released on Oct 16th, 2023)
  • OpenSearch 2.10.0
    (Released on Sep 25th, 2023)
  • OpenSearch 2.9.0
    (Released on Jul 24th, 2023)
  • OpenSearch 2.8.0
    (Released on Jun 6th, 2023)
  • OpenSearch 2.7.0
    (Released on May 2nd, 2023)
  • OpenSearch 2.6.0
    (Released on Feb 28th, 2023)
  • OpenSearch 2.5.0
    (Released on Jan 24th, 2023)
  • OpenSearch 2.4.1
    (Released on Dec 13th, 2022)
  • OpenSearch 2.4.0
    (Released on Nov 15th, 2022)
  • OpenSearch 2.3.0
    (Released on Sep 14th, 2022)
  • OpenSearch 2.2.1
    (Released on Sep 1st, 2022)
  • OpenSearch 2.2.0
    (Released on Aug 11th, 2022)
  • OpenSearch 2.1.0
    (Released on Jul 7th, 2022)
  • OpenSearch 2.0.1
    (Released on Jun 16th, 2022)
  • OpenSearch 2.0.0
    (Released on May 26th, 2022)
  • OpenSearch 2.0.0-rc1
    (Released on May 3rd, 2022)

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.

Copyright © OpenSearch Project a Series of LF Projects, LLC
For web site terms of use, trademark policy and other project policies please see https://lfprojects.org.
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