Dev tools · alternatives · 2026

24 alternatives to Open Tech Explorer [Open-Source]

Discover website tech stacks instantly

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   RevealStack▲105

   Unveil the technology behind websites

   2024 · its alternatives →

2. 2
   Stackradar▲693

   The best tools on the internet, curated

   2024 · stackradar.co · its alternatives →

3. 3
   Product Hunt Chrome Extension▲433

   Keep tabs on the latest tech trends

   2023 · its alternatives →

4. 4
   WhatRuns▲1,049

   Discover what runs a website in one click 🖥️ 🔍

   2017 · whatruns.com · its alternatives →

5. 5
   Globe Explorer▲414

   A discovery engine, a wikipedia page for anything

   2024 · its alternatives →

6. 6DT
   Discover the tech stack for any website▲53

   2017 · sitestacks.com · its alternatives →

7. 7
   Memex▲166

   Instantly find websites again - but without organising them.

   2018 · its alternatives →

8. 8
   SimilarWeb▲193

   Discover the analytics of any website

   2014 · its alternatives →

9. 9
   Uptain▲116

   Identify technologies on websites

   2021 · its alternatives →

10. 10
    Exstats▲225

    Track your browser extensions and competitors in one place

    May 2026 · exstats.com · its alternatives →

11. 11
    Archify ▲216

    understand software

    Jul 2026 · archify.salahxd.dev · its alternatives →

12. 12
    The Research Browser▲87

    A powerful browsing application to collect and share info

    2014 · its alternatives →

13. 13
    Pocket Explore▲351

    A human curated version of the web

    2016 · its alternatives →

14. 14OA
    Open AI is not Open – A browser extension▲241

    2023 · github.com · its alternatives →

15. 15
    Built With▲95

    See Technologies Behind Websites in Real-Time

    2014 · its alternatives →

16. 16
    Git Explorer▲225

    Find git commands you need without digging through the web.

    2019 · its alternatives →

17. 17
    BuiltWith Toolbar▲112

    Reveals the tech underneath a website. Browser extension.

    2014 · its alternatives →

18. 18
    Podcast Discovery▲86

    Discoverabilty web app for developer podcasts

    2016 · its alternatives →

19. 19
    Monitorbook▲294

    Easily track anything on the web

    2014 · its alternatives →

20. 20
    Technology Profiler for Shopify▲76

    Reveal what websites are built with

    2023 · its alternatives →

21. 21
    Tech Peeker▲9

    Simple Tech Stack Detector

    2024 · its alternatives →

22. 22
    Content Analytics▲189

    See what content your visitors are actually reading

    2014 · its alternatives →

23. 23
    WhatRuns▲206

    Discover what runs a website in one click 🖥️ 🔍

    2018 · its alternatives →

24. 24
    Meta Explorer▲49

    The easiest and fastest way to find SEO Meta

    2025 · 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 →