Open source search and observability suite to ingest, search, visualize, and analyze data at scale
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Apache-2.0
- Java
- Rust
- Groovy

About OpenSearch
OpenSearch is an enterprise-grade search and observability suite that brings order to unstructured data at scale. A distributed, RESTful search engine sits at its core, letting you ingest, search, visualize, and analyze data in one stack.
It was forked from Elasticsearch and Kibana by AWS in 2021, after Elastic relicensed those products, and remains fully open source under Apache 2.0. It covers full-text and vector search, dashboards, and observability for logs, metrics, and traces.
OpenSearch runs self-hosted from official downloads and distributions. The project is governed by the OpenSearch Software Foundation under the Linux Foundation, with development carried out in the open.
Key features
- Distributed RESTful full-text search engine
- Vector search for semantic and similarity queries
- Dashboards for visualizing and exploring data
- Observability for logs, metrics, and traces
- Ingest, search, visualize, and analyze in one suite
Details
- First released
- 2021
- Origin
- Fork of Elasticsearch by AWS
- Platforms
- Web
- Deployment
- self-hostable
- Governance
- OpenSearch Software Foundation
- License
- Apache 2.0
