RediSearch vs SearXNG

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?
FeatureRediSearchSearXNG
CategorySearch EnginesSearch Engines
LicenseRSALv2AGPL-3.0
LanguageRustPython
Setup difficultyMediumEasy
Min. RAM512 MB256 MB
Deploymentdocker, kubernetes, binarydocker, kubernetes, bare-metal
GitHub stars★ 6,205★ 35,091
First released20172021
ReplacesElasticsearch, AlgoliaGoogle Search, Bing

Why pick each one

Choose RediSearch if…

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

Choose SearXNG if…

  • Strong privacy guarantees
  • Highly configurable
SearXNG details

Frequently asked questions

Is RediSearch or SearXNG better?

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

Are RediSearch and SearXNG free and open-source?

Yes. RediSearch is licensed under RSALv2 and SearXNG under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run RediSearch and SearXNG with Docker?

RediSearch: yes. SearXNG: yes.

Related comparisons