Life & fun · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Stack Overflow tag correlations launched in 2012; newer entries below may have overtaken it.

1. 1
   TagOverflow, a graph map of Stack Overflow topics▲32

   TagOverflow - interactive visualization of tags from StackExchange sites (e.g. StackOverflow, MathOverflow, ...).

   2015 · stared.github.io · its alternatives →

2. 2
   Stack Overflow Documentation▲227

   A crowdsourced developer documentation

   2016 · stackoverflow.com · its alternatives →

3. 3
   Product Tag▲83

   A tag system for Product Hunt

   2014 · its alternatives →

4. 4
   Remarkable▲82

   a JavaScript Markdown and Commonmark parser

   2014 · github.com · its alternatives →

5. 5
   Hashtag Analytics▲120

   Visual insight for social campaigns

   2015 · postano.com · its alternatives →

6. 6
   ContentTagger▲71

   Tagging for a linked web made easy ✏️

   2017 · content-tagger.scalica.ai · its alternatives →

7. 7
   Spurious Correlation▲59

   Funny reminders that correlation does not imply causation

   2014 · tylervigen.com · its alternatives →

8. 8
   Spurious Correlations▲59

   Correlation does not equal causation

   2015 · amazon.com · its alternatives →

9. 9SO
   Stack Overflow and Dgraph = Graph Overflow▲5

   2017 · graphoverflow.dgraph.io · its alternatives →

10. 10
    Correlated - Help us discover surprising correlations▲6

    Discover surprising correlations between seemingly unrelated things

    2011 · correlated.org · its alternatives →

11. 11MA
    Mapping and Analysing Subreddits▲21

    2017 · lmcinnes.github.io · its alternatives →

12. 12SA
    Stackkup – Auto-Tagging Bookmark Base▲5

    2020 · stackkup.com · its alternatives →

13. 13MW
    Measure what people are saying about your website▲7

    2013 · referrerly.com · its alternatives →

14. 14
    Minimalist Stack Overflow▲8

    2020 · chrome.google.com · its alternatives →

15. 15
    Stackoverflow-Likes▲9

    super easy to collect question and anwser on Stack Overflow

    2017 · github.com · its alternatives →

16. 16RA
    Reddit analytics▲5

    2013 · crowdlistener.com · its alternatives →

17. 17NA
    Notedown – a beautiful, offline markdown editor for the web▲7

    2020 · notedown.vasanthv.com · its alternatives →

18. 18HT
    Hierarchical Tagging with Rails 3 and Closure Trees▲6

    2011 · matthew.mceachen.us · its alternatives →

19. 19RH
    Reddit + HN Keyword tracker▲8

    2014 · karmalytics.co · its alternatives →

20. 20
    StackLinks▲7

    Social bookmarking and annotations

    2016 · its alternatives →

21. 21TV
    Traverse, visually intuitive web commenting/discussion▲9

    2013 · 74.207.237.99 · its alternatives →

22. 22PM
    Product Mentions – Aggregating All Amazon Products Linked from Reddit▲6

    2016 · productmentions.com · its alternatives →

23. 23TL
    the local web - URLs with a location boundary - description in comments▲5

    2016 · localweb.is · its alternatives →

24. 24
    Nudge▲10

    Content Analytics for the native web.

    2015 · giveitanudge.com · 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 →