🎉OpenSearch 3.0 Released · Read Announcement

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- Documentation Library
  - OpenSearch and DashboardsBuild your OpenSearch solution using core tooling and visualizations.
  - OpenSearch Data PrepperFilter, mutate, and sample your data for ingestion into OpenSearch.
- Documentation Library II
  - OpenSearch BenchmarkMeasure performance metrics for your OpenSearch cluster.
  - ClientsInteract with OpenSearch from your application using language APIs.
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Introducing common filter support for hybrid search queries Blog

Introducing common filter support for hybrid search queries

Learn how to simplify hybrid search filtering with common filter support in OpenSearch 3.0.

Chloe GaoJune 16, 2025

Optimizing query performance: The implementation of the OpenSearch index request cache Blog

Optimizing query performance: The implementation of the OpenSearch index request cache

Speed and efficiency are essential for search users. OpenSearch achieves these through various mechanisms, one…

Kiran PrakashOctober 8, 2024

Using search latency monitoring at the coordinator-node-level Blog

Using search latency monitoring at the coordinator-node-level

Responsiveness is core to any search solution, and communication delays between search requests and responses…

David ZaneOctober 1, 2024

Boosting vector search performance with concurrent segment search Blog

Boosting vector search performance with concurrent segment search

In OpenSearch, data is stored in shards, which are further divided into segments. When you…

Vijayan BalasubramanianAugust 27, 2024

Exploring concurrent segment search performance Blog

Exploring concurrent segment search performance

In October 2023, we introduced concurrent segment search in OpenSearch as an experimental feature. Searching segments concurrently…

Jay DengJuly 30, 2024

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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.

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© Copyright The Linux Foundation. The OpenSearch Project is a project of The Linux Foundation. For web site terms of use, trademark policy and other policies applicable to The OpenSearch Project please see Linux Foundation Policies. The OpenSearch Project supports the OpenSearch open source project, which has been established as OpenSearch Project a Series of LF Projects, LLC. For policies applicable to the OpenSearch Project a Series of LF Projects, LLC, please see LF Projects, LLC Policies, Privacy Policy, Terms of Use and the OpenSearch Trademark Policy.

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About
Platform
Community
Documentation
- Documentation Library
  - OpenSearch and DashboardsBuild your OpenSearch solution using core tooling and visualizations.
  - OpenSearch Data PrepperFilter, mutate, and sample your data for ingestion into OpenSearch.
- Documentation Library II
  - OpenSearch BenchmarkMeasure performance metrics for your OpenSearch cluster.
  - ClientsInteract with OpenSearch from your application using language APIs.
Blog & News
Downloads

Search

Introducing common filter support for hybrid search queries

Optimizing query performance: The implementation of the OpenSearch index request cache

Using search latency monitoring at the coordinator-node-level

Boosting vector search performance with concurrent segment search

Exploring concurrent segment search performance

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