Elasticsearch is the distributed, RESTful search and analytics engine at theheart of theElastic Stack. You can useElasticsearch to store, search, and manage data for:

• Logs

• Metrics

• A search backend

• Application monitoring

• Endpoint security

... and more!

To learn more about Elasticsearch’s features and capabilities, see ourproduct page.

The simplest way to set up Elasticsearch is to create a managed deployment withElasticsearch Service on ElasticCloud.

If you prefer to install and manage Elasticsearch yourself, you can downloadthe latest version fromelastic.co/downloads/elasticsearch.

For more installation options, see theElasticsearch installationdocumentation.

To upgrade from an earlier version of Elasticsearch, see theElasticsearch upgradedocumentation.

Elasticsearch usesGradle for its build system.

To build a distribution for your local OS and print its output location uponcompletion, run:

To build a distribution for another platform, run the related command:

To build distributions for all supported platforms, run:

Distributions are output todistributions/archives.

To run the test suite, seeTESTING.

For the complete Elasticsearch documentation visitelastic.co.

For information about our documentation processes, see thedocs README.

For contribution guidelines, seeCONTRIBUTING.

• To report a bug or request a feature, create aGitHub Issue. Pleaseensure someone else hasn’t created an issue for the same topic.

• Need help using Elasticsearch? Reach out on theElastic Forum orSlack. Afellow community member or Elastic engineer will be happy to help you out.