Explore OpenSearch 3.3
OpenSearch 3.3 is available for download, with a number of new features designed to help your search, observability, and AI-powered applications. This release delivers... Read more.
OpenSearch at the Linux Foundation: One year of innovation and community growth
A look at how OpenSearch has grown into a trusted open-source platform for next-gen analytics, AI, and global collaboration One year ago, the OpenSearch Project... Read more.
Using OpenSearch as a Vector Database
Traditional lexical search, based on term frequency models like blend term frequency models (BM25), is widely used and effective for many search applications. However,... Read more.
Get started with OpenSearch 3.1
OpenSearch 3.1 brings further innovation into the 3.x line with a host of updates to help you boost indexing performance, improve search results, dig deeper into... Read more.
Announcing OpenSearch 3.0
The OpenSearch Project's first major version since 2022 propels OpenSearch forward with significant advancements in performance, data management, vector database... Read more.
Explore OpenSearch 2.19
Discover the new features in OpenSearch 2.19, including advancements for vector search and generative AI, improved hybrid search, enhanced observability tools, significant... Read more.
Announcing OpenSearchCon Europe 2025
Join us at OpenSearchCon Europe 2025 in Amsterdam, April 30 - May 1, for two days of open-source search and analytics insights, technical deep dives, and networking.... Read more.
Give back and go forward: Driving community contributions from vendor led to vendor neutral
When Amazon Web Services (AWS) launched the OpenSearch Project, it sought to inspire a community of contributors to help drive innovation for a strategically important... Read more.
Get started with OpenSearch 2.18
Our latest release brings a number of updates that help you build generative AI (GenAI) applications, improve performance for core search and related workloads,... Read more.
Introducing OpenSearch 2.16
OpenSearch 2.16 is here with an expanded toolkit to make it easier to build search and generative AI applications, along with more advancements in performance... Read more.
