Milvus 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?
FeatureMilvusRediSearch
CategorySearch EnginesSearch Engines
LicenseApache-2.0RSALv2
LanguageGoRust
Setup difficultyHardMedium
Min. RAM4,096 MB512 MB
Deploymentdocker, kubernetes, helmdocker, kubernetes, binary
GitHub stars★ 45,556★ 6,205
First released20192017
ReplacesPinecone, ElasticsearchElasticsearch, Algolia

Why pick each one

Choose Milvus if…

  • Scales to massive datasets
  • Mature vector ecosystem
Milvus details

Choose RediSearch if…

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

Frequently asked questions

Is Milvus or RediSearch better?

Neither is universally better. Milvus has the larger community, while RediSearch is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Milvus and RediSearch free and open-source?

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

Can I run Milvus and RediSearch with Docker?

Milvus: yes. RediSearch: yes.

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