Alternatives

Products that do what Comntr, a browser extension to leave comments on any website does

It's a simple extension that can add comments to SHA1 of the current tab URL. Comments are stored on a $5/mo VPS in the // :)

1. 1CA
   Comntr – a widget that adds comments to your page▲84

   2019 · comntr.github.io

2. 2AF
   A Firefox extension to leave comments on any URL▲227

   2019 · github.com

3. 3
   Coment▲296

   Online comments aggregated in one dashboard

   2017

4. 4NA
   Netvyne – a Chrome extension to leave and read comments on any URL▲47

   2022 · netvyne.com

5. 5
   Whatfix Comments▲205

   Add comments and collaborate anywhere on the web

   2023

6. 6
   Simple Commenter▲212

   Simplify client feedback with a single line of code

   2024

7. 7
   Jam on Chrome▲249

   Sticky notes for the web to comment right on your website

   2021

8. 8
   Simple Commenter▲133

   Website feedback tool your clients will actually use.

   Sep 2025

9. 9
   JustComments▲134

   Comment system for websites

   2019

10. 10
    Socially Browse Chrome Extension▲88

    Comment and rate any website without leaving the page

    2020

11. 11
    Ahoy!▲89

    A virtual comment board for every website

    2021

12. 12
    Commenze▲144

    Fully customizable comment sections for any website

    2020

13. 13
    Pastel 2.0▲334

    Fast website feedback for designers and developers

    2019

14. 14CH
    Collapse HN Comments▲141

    Little chrome extension I made to collapse comments on HN, feel free to use it if you want.

    2014 · github.com

15. 15
    Commont▲123

    Start meaningful conversations

    2021

16. 16MB
    MyTwoCents – browser extension to put a comment section on any website▲63

    2017 · mytwocentscomments.website

17. 17
    Commentblocks▲101

    Allow clients to visually provide feedback without a login

    Feb 2026

18. 18
    Eccco▲168

    A comment system anywhere with one click/tap

    2022

19. 19
    Octomments▲88

    Using GitHub issues as a comment plugin.

    2020

20. 20
    Replyke▲118

    React, reply, relate: interactive commenting for your sites

    2024

21. 21
    SideComments.js▲209

    add Medium like comments to your site

    2014

22. 22
    MyTwoCents▲86

    Add a comment section to any website - as a site user

    2017

23. 23CI
    CommentBox.io – a responsible alternative to Disqus▲64

    2018 · commentbox.io

24. 24
    Tempus▲99

    A tool to efficiently view YouTube comments with timestamps

    2021

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