elastic/elasticsearch

Free and Open Source, Distributed, RESTful Search Engine

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Read the project’s overview, installation instructions and usage examples. The original README is the source of truth.

= Elasticsearch Elasticsearch is a distributed search and analytics engine, scalable data store and vector database optimized for speed and relevance on production-scale workloads. Elasticsearch is the foundation of Elastic's open Stack platform. Search in near real-time over massive datasets, perform vector searches, integrate with generative AI applications, and much more. Use cases enabled by Elasticsearch include: \... and more! To learn more about Elasticsearch's features and capabilities, see our https://www.elastic.co/products/elasticsearch[product page]. To access information on https://www.elastic.co/search-labs/blog/categories/ml-research[machine learning innovations] and the latest https://www.elastic.co/search-labs/blog/categories/lucene[Lucene contributions from Elastic], more information can be found in https://www.elastic.co/search-labs[Search Labs]. [[get-started]] == Get started The simplest way to set up Elasticsearch is to create a managed deployment with https://www.elastic.co/cloud/as-a-service[Elasticsearch Service on Elastic Cloud]. If you prefer to install and manage Elasticsearch yourself, you can download the latest version from https://www.elastic.co/downloads/elasticsearch[elastic.co/downloads/elasticsearch]. === Run Elasticsearch locally //// IMPORTANT: This content is replicated in the Elasticsearch repo. See run-elasticsearch-locally.asciidoc.…

elastic/elasticsearch on GitHub A short preview, not the full document.

Read the full README ↗ · Preview checked 2026-09-28T13:51:01.997Z

Inside the original README — Document outline
  1. [WARNING]
  2. This setup is intended for local development and testing only.
  3. [source,sh]
  4. curl -fsSL https://elastic.co/start-local | sh
  5. [CAUTION]
  6. This setup is for local testing only. HTTPS is disabled, and Basic authentication is used for Elasti
  7. [source,sh]
  8. curl $ESLOCALURL -H "Authorization: ApiKey ${ESLOCALAPIKEY}"
  9. [source,sh]
  10. export ESLOCALPASSWORD
  11. [source,sh]
  12. -H 'Content-Type: application/json'

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What this repository does

Free and Open Source, Distributed, RESTful Search Engine

Repository facts

Owner
elastic
Primary language
Java
Stars
78,022
Forks
26,092
Open issues + pull requests
6,110
License
Other
Archived
No
Default branch
main
Created
2010-02-08T13:20:56.000Z
Last push
2026-09-28T11:50:57.000Z

Topics and intended use

Owner-supplied topics: elasticsearch, java, search-engine

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