PeARS vs YaCy

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?
FeaturePeARSYaCy
CategorySearch EnginesSearch Engines
LicenseAGPL-3.0GPL-2.0
LanguageHTMLJava
Setup difficultyMediumMedium
Min. RAM512 MB1,024 MB
Deploymentdocker, bare-metaldocker, bare-metal
GitHub stars★ 38★ 3,999
First released20172003
ReplacesGoogle SearchGoogle Search, Bing

Why pick each one

Choose PeARS if…

  • Very lightweight
  • Community oriented
PeARS details

Choose YaCy if…

  • Truly decentralized
  • Censorship resistant
YaCy details

Frequently asked questions

Is PeARS or YaCy better?

Neither is universally better. YaCy has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are PeARS and YaCy free and open-source?

Yes. PeARS is licensed under AGPL-3.0 and YaCy under GPL-2.0. Both can be self-hosted at no software cost.

Can I run PeARS and YaCy with Docker?

PeARS: yes. YaCy: yes.

Related comparisons