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OpenSearch 3.9: half the vector memory, one alerts view

OpenSearch Software Foundation

OpenSearch Software Foundation | Project Newsletter | October Edition

OpenSearch 3.9 is here: lighter vectors, unified alerts

Vector indexes can now use roughly half the memory, neural sparse search gets an optional native engine, and the unified alerts view is generally available. New cluster protections help keep performance steady under heavy load. Explore OpenSearch 3.9 >>

OpenSearch Kubernetes Operator 3.0 GA

OpenSearch Kubernetes Operator 3.0 rewrites the core reconcilers for safer rolling upgrades, scaling, and certificate rotation, backed by a 60-playbook test harness that caught nearly 50 bugs between alpha and GA. See what changed in Kubernetes Operator 3.0 >>

AI workloads take center stage: LF Research finds 83% of organizations run them or plan to

The OpenSearch Software Foundation and Linux Foundation Research have released The 2026 Open Data Infrastructure Report, examining AI adoption, data governance, and infrastructure costs. The report found that 83% of organizations run or plan to run AI workloads, 71% prioritize vendor-neutral infrastructure, and 77% see OpenSearch as core or significant to their AI processes.

Download your copy of this must-have report now >>

The OpenSearch Project receives SiliconANGLE 2026 Tech Forward award

The OpenSearch Project has been named the winner of the Analytics & Data Intelligence Solutions category in SiliconANGLE’s 2026 TechForward awards. From vector search and streamlined RAG workflows to real-time observability, OpenSearch gives engineering teams an open source foundation for AI agents and large-scale analytics.

Read the announcement >>

OpenSearchCon North America 2026 Recap

From search and analytics to the trust layer for agentic AI, OpenSearchCon North America 2026 showcased what's next for open source. Keynote speakers from AWS, Aiven, CERN, IBM, Intel, Portal26, Uber, and SAP shared real-world advances in AI retrieval, agent memory, security, and observability.

Watch all the keynotes and sessions to see how the community is shaping the future of search and AI. Read the recap for key takeaways >>

When AI agents inspire a hackathon win

Independent builder Ciki Zeng entered the OpenSearch Agent Skills Hackathon after her own AI agents recommended it, and went on to win the grand prize. At OpenSearchCon North America 2026, she shared the story behind unclosed, an OpenSearch agent skill designed to make AI verify its conclusions before closing an investigation. Her experience highlights the creativity independent builders bring to open source and raises an important question: How do we make AI agents accountable for their work? Read Ciki's story here >>

Welcome new members

OpenSearch Software Foundation welcomes Adelean, Intel, and Sidecar as new general members expanding the enterprise ecosystem. Read more >>

Driving open governance: New TSC Announced

The OpenSearch Technical Steering Committee recently expanded voting rights to all active maintainers, launched Security and Search Technical Advisory Groups (TAGs), introduced policies for AI-generated code and maintainer activity, advanced FIPS compliance for OpenSearch 3.6, and completed SPDX license scanning across all repositories.

In addition, the OpenSearch community has voted in a new TSC board, welcoming new and re-elected members who will serve through 2028. Read about the new TSC >>

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The OpenSearch Project is a project of The Linux Foundation.
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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