Apache Solr vs RediSearch

A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureApache SolrRediSearch
CategorySearch EnginesSearch Engines
LicenseApache-2.0RSALv2
LanguageJavaRust
Setup difficultyHardMedium
Min. RAM1,024 MB512 MB
Deploymentdocker, kubernetes, bare-metaldocker, kubernetes, binary
GitHub stars★ 1,650★ 6,205
First released20062017
ReplacesElasticsearch, AlgoliaElasticsearch, Algolia

Why pick each one

Choose Apache Solr if…

  • Mature and battle-tested
  • Powerful faceting
Apache Solr details

Choose RediSearch if…

  • Very fast, in-memory
  • Reuses existing Redis
RediSearch details

Frequently asked questions

Is Apache Solr or RediSearch better?

RediSearch is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Apache Solr if its specific feature set fits your needs better.

Are Apache Solr and RediSearch free and open-source?

Yes. Apache Solr is licensed under Apache-2.0 and RediSearch under RSALv2. Both can be self-hosted at no software cost.

Can I run Apache Solr and RediSearch with Docker?

Apache Solr: yes. RediSearch: yes.

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