LibreY vs Stract

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

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FeatureLibreYStract
Deploy effortUnder-an-hour setupUnder-an-hour setup
Health score63 · Good15 · At risk
StatusActively maintainedArchived
CategorySearch EnginesSearch Engines
LicenseAGPL-3.0AGPL-3.0
LanguagePHPRust
Setup difficultyEasyHard
Min. RAM128 MB4,096 MB
Deploymentdocker, bare-metaldocker, binary, source
GitHub stars★ 322★ 2,371
First released20232023
ReplacesGoogle SearchGoogle Search, Bing

What are LibreY and Stract?

LibreY

LibreY is a free and open-source metasearch engine that aggregates results from multiple sources without tracking users or showing ads. It is a lightweight, self-hostable front end for private web searching.

  • Aggregates multiple sources
  • No tracking or ads
  • Lightweight and fast
  • Instance federation

Stract

Stract is an open-source web search engine built from scratch in Rust. It includes its own crawler and index and aims to give users more transparency and control over ranking.

  • Independent web crawler and index
  • Customizable ranking signals
  • Optic-based result filtering
  • Modern Rust implementation

LibreY vs Stract: key differences

The biggest difference is maintenance: Stract's repository is archived and no longer developed, while LibreY is actively maintained. LibreY is written in PHP, while Stract is built with Rust. LibreY is the lighter option, starting around 128 MB of RAM against 4,096 MB for Stract. Stract has the considerably larger community, at 2,371 GitHub stars versus 322.

Why pick each one

Choose LibreY if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Written in PHP
LibreY details

Choose Stract if…

  • Transparent ranking
  • Independent index

Watch out for

  • Large hardware requirements for full crawl
Stract details

Frequently asked questions

Is LibreY or Stract better?

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

Are LibreY and Stract free and open-source?

Yes. LibreY is licensed under AGPL-3.0 and Stract under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run LibreY and Stract with Docker?

LibreY: yes. Stract: yes.

Which is lighter on resources, LibreY or Stract?

LibreY has the smaller minimum footprint at 128 MB of RAM, compared to about 4,096 MB for Stract. Real-world usage depends on library size, user count, and enabled features.

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