Compare software

ElasticsearchApache Solr
Freemium

Free to download and self-host; Elastic sells a hosted cloud service with a free trial.

 Free

Free and open source from the Apache Software Foundation.

Windows, Self-hosted Windows, macOS, Linux, Self-hosted
  • Full-text, vector and hybrid search through one API
  • Scales horizontally across a cluster
  • Full-text, vector and geospatial search in one server
  • Distributed indexing, replication and failover
  • Running and tuning a cluster takes operational effort
  • Aimed at developers and operators rather than end users
  • Requires server administration and tuning
  • Aimed at developers rather than end users
Downloadable app, Self-hosted, Hosted service Self-hosted
Open source Open source
License not stated License: Apache-2.0
No account needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.