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Integrity alternatives · Technical SEO

Open-source alternatives to Integrity

Integrity is not described as open source on its own site. 8 of the 83 other technical SEO tools in this directory are open source, according to their own sites.

Integrity has a free plan. Paid plans start at $20 one-time, per user (Integrity Plus). All of them are free or have a free plan.

8 tools · Listings checked up to Oct 23, 2026 · Where the facts come from

How each one differs from Integrity

  1. Unlighthouse

    Free open-source tool that runs Lighthouse on every page of a site

    • Unlighthouse is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only Unlighthouse lists Windows and Linux apps.
    • Unlighthouse is open source, according to its own site.
    • Integrity can be bought with a one-time purchase.
    Unlighthouse pricing and details

  2. Lighthouse

    Google's open-source audit of page speed, accessibility and SEO

    • Lighthouse is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only Lighthouse lists a web app.
    • Only Lighthouse lists a browser extension.
    • Only Integrity lists a macOS app.
    Lighthouse pricing and details

  3. SiteOne Crawler

    Free open-source site crawler and audit report, as an app or CLI

    • SiteOne Crawler is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only SiteOne Crawler lists Windows and Linux apps.
    • SiteOne Crawler is open source, according to its own site.
    • Integrity can be bought with a one-time purchase.
    SiteOne Crawler pricing and details

  4. SEOnaut

    Open-source SEO site audit tool, self-hosted or in the cloud

    • SEOnaut starts at $9 per month, billed monthly. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only SEOnaut lists a web app.
    • Only Integrity lists a macOS app.
    • SEOnaut is open source and self-hostable, according to its own site.
    SEOnaut pricing and details

  5. LibreCrawl

    Free open-source SEO crawler you run in your own browser

    • LibreCrawl is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only LibreCrawl lists a web app.
    • Only LibreCrawl lists Windows and Linux apps.
    • LibreCrawl is open source and self-hostable, according to its own site.
    LibreCrawl pricing and details

  6. squirrelscan

    Open-source site audit CLI whose fixes are written for coding agents

    • squirrelscan starts at $19 per month, billed monthly. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only squirrelscan lists a web app.
    • Only squirrelscan lists Windows and Linux apps.
    • squirrelscan is open source, according to its own site.
    squirrelscan pricing and details

  7. sitespeed.io

    Free open-source toolkit for testing and monitoring web performance

    • sitespeed.io is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only sitespeed.io lists Windows and Linux apps.
    • sitespeed.io is open source and self-hostable, according to its own site.
    • Integrity can be bought with a one-time purchase.
    sitespeed.io pricing and details

  8. Yellow Lab Tools

    Free open-source audit of a page's speed and front-end code

    • Yellow Lab Tools is free. Integrity starts at $20 one-time, per user (Integrity Plus).
    • Only Yellow Lab Tools lists a web app.
    • Only Yellow Lab Tools lists a Linux app.
    • Yellow Lab Tools is open source and self-hostable, according to its own site.
    Yellow Lab Tools pricing and details

Common questions

Is there an open-source alternative to Integrity?

Yes. Unlighthouse, Lighthouse, SiteOne Crawler, SEOnaut, LibreCrawl, squirrelscan, sitespeed.io and Yellow Lab Tools are open source, according to their own sites.

Is Integrity open source?

Integrity is not described as open source on its own site. The listing was checked on Oct 23, 2026 against the pages it cites.

When was this checked?

Every listing on this page was checked on Oct 23, 2026, against the pages it cites. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Integrity: the alternatives its listing names first, then the tools that share the most features with it.