Elasticsearch is the leading distributed, RESTful, open source search and analytics engine designed for speed, horizontal scalability, reliability, and easy management.

Elasticsearch is a source-available search engine. It is based on Apache Lucene (an open-source search engine) and provides a distributed, multitenant -capable full-text search engine with an …

Elasticsearch is a distributed search and analytics engine, scalable data store and vector database optimized for speed and relevance on production-scale workloads.

Since its release in 2010, Elasticsearch has quickly become the most popular search engine and is commonly used for log analytics, full-text search, security intelligence, business analytics, …

Jul 23, 2025 · This guide is structured to help you understand the core functionalities of Elasticsearch, set up your environment, index and query data, and optimize performance.

Download Elasticsearch or the complete Elastic Stack (formerly ELK stack) for free and start searching and analyzing in minutes with Elastic.

Elasticsearch is a distributed, open-source search and analytics engine built on Apache Lucene. It stores data as JSON documents and uses inverted indices for lightning-fast full-text search.

Reference Elastic APIs Browse the API docs for Elasticsearch, Kibana, Elastic Cloud, and more.

Effortless Elasticsearch management — AutoOps is here, and it's free for Elastic Cloud customers. Read the blog