Dev tools · alternatives · 2026

24 alternatives to Open SEO

Open Source SEO Analysis

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Open SEO launched in 2017; newer entries below may have overtaken it.

1. 1
   Curated Seo Tools▲271

   Curated directory of the best SEO tools.

   2016 · its alternatives →

2. 2
   WebSite Auditor▲151

   The techie's SEO spider: find site issues other tools miss

   2017 · its alternatives →

3. 3
   SEOtooList▲266

   Find the best SEO tool for the right job (community curated)

   2017 · its alternatives →

4. 4
   Botify▲146

   Improve your SEO with data

   2015 · its alternatives →

5. 5
   SEO Toolbox by OnCrawl▲134

   On-page and technical SEO tools for free

   2016 · its alternatives →

6. 6
   Toole▲179

   Search for and discover online tools

   2015 · its alternatives →

7. 7
   SEO Marketing Hub▲152

   Learn SEO for free

   2020 · its alternatives →

8. 8
   Domainling▲149

   Domain search engine

   2017 · its alternatives →

9. 9
   Market by Designmodo▲161

   Best tools for designers, developers and marketers

   2015 · its alternatives →

10. 10
    SEO Book▲88

    Learn SEO: An on-page SEO tutorial

    2016 · its alternatives →

11. 11SF
    SEO for JavaScript, HTML5 and Single Page Applications▲50

    2014 · snapsearch.io · its alternatives →

12. 12
    Digital Tools Directory▲147

    A curated list of awesome digital marketing tools

    2016 · its alternatives →

13. 13OS
    Open Source SEO Tool▲5

    2017 · open-seo.org · its alternatives →

14. 14
    Rank Gen▲6

    Free website analysis and optimization

    2017 · its alternatives →

15. 15
    SEO For Growth▲78

    The SEO guide for everyone

    2016 · its alternatives →

16. 16
    CitationLabs▲67

    Contact & Outbound Link Scraper + Other SEO tools

    2014 · its alternatives →

17. 17
    Mobile SEO▲6

    Mobile SEO

    2017 · its alternatives →

18. 18
    Find SEO Tools▲11

    The place to find SEO tools.

    2023 · its alternatives →

19. 19
    Seoquake▲2

    Blog

    2020 · its alternatives →

20. 20
    SEOCheckr▲21

    Free SEO tools

    2025 · seocheckr.com · its alternatives →

21. 21
    SiteData▲4

    SEO Ranker

    2021 · its alternatives →

22. 22FO
    Free, one-step SEO site analysis▲8

    2014 · seositecheckup.com · its alternatives →

23. 23NS
    New SEO tool for content and technical SEO analysis▲6

    2018 · seodity.com · its alternatives →

24. 24
    SEO Toolkit▲10

    Free seo analysis & optimization tools suite

    Sep 2025 · seotoolkit-pi.vercel.app · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →