Dev tools · alternatives · 2026

24 alternatives to marker.js

JavaScript Image Annotation Library

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. marker.js launched in 2018; newer entries below may have overtaken it.

1. 1
   marker.js 2▲110

   Add image annotation features to your web apps

   2021 · markerjs.com · its alternatives →

2. 2
   marker.js▲6

   Add image annotation to your web app

   2025 · markerjs.com · its alternatives →

3. 3
   marker.js Live▲78

   Display dynamic and responsive image annotations, live

   2021 · markerjs.com · its alternatives →

4. 4
   Annotate Screen▲92

   Markup your image or screenshot of your screen

   2021 · jpgonline.com · its alternatives →

5. 5
   Good Annotations▲147

   Professionally annotate any screenshot or image for free

   2020 · goodannotations.com · its alternatives →

6. 6
   RoughNotation – create and animate hand-drawn annotations on a web page▲696

   A small JavaScript library to create and animate hand-drawn annotations on a web page

   2020 · roughnotation.com · its alternatives →

7. 7
   Marker 2.0▲316

   Send badass screenshots to Slack, Trello, Github and more

   2016 · marker.io · its alternatives →

8. 8
   Good Annotations, Screenshot Capture▲95

   Capture, annotate and share screenshots from your browser

   2020 · chromewebstore.google.com · its alternatives →

9. 9
   A user-friendly UI for viewing and editing Markdown files▲269

   2024 · marker.pages.dev · its alternatives →

10. 10
    VisualSitemaps▲512

    Autogenerate visual sitemaps in seconds.

    2019 · visualsitemaps.com · its alternatives →

11. 11
    OG Image Generator▲569

    Open Graph & Twitter image templates for Next.js

    2024 · ogimage.org · its alternatives →

12. 12
    Marker.io for Slack▲224

    Turn screenshots into Slack messages ✌️

    2017 · marker.io · its alternatives →

13. 13
    Video Annotations by Zight▲289

    Draw on videos to get your point across

    2020 · getcloudapp.com · its alternatives →

14. 14
    CopyPasteDesign.com▲77

    Quick visual annotation tool

    2018 · copypastedesign.com · its alternatives →

15. 15
    MarkUp for Chrome▲387

    Turn any URL into a canvas for feedback from your browser

    2020 · chromewebstore.google.com · its alternatives →

16. 16
    Annotable 2▲219

    Ultimate image annotation & markup tool

    2017 · moke.com · its alternatives →

17. 17
    Web Highlighter▲66

    Annotate and discuss web pages in real time.

    2022 · webhighlighter.com · its alternatives →

18. 18AD
    A DOM text-selection highlight renderer▲93

    A simple and fast zero-dependencies-library to transform text-selections into serializable markings.

    2015 · bowlingx.github.io · its alternatives →

19. 19
    Create Chart Images from a URL▲204

    Create a chart image with one API call and embed it anywhere. Send charts in email and other platforms. Open source, no watermarks, used by thousands of developers.

    2019 · quickchart.io · its alternatives →

20. 20
    Screenshot to Notion & Annotate▲135

    Snap, embed, annotate screenshots directly in Notion

    2024 · markuphero.com · its alternatives →

21. 21
    Annotate▲193

    Menubar app to draw on any app or screen on macOS

    2024 · getannotate.com · its alternatives →

22. 22
    OpenGraphImage▲80

    Create living images from your data, dynamically on the fly

    2022 · opengraphimage.com · its alternatives →

23. 23
    Turn Markdown into React/Svelte/Vue UI at runtime, zero build step▲202

    Markdown UI - Interactive widgets in Markdown

    2025 · markdown-ui.com · its alternatives →

24. 24
    lightGallery▲78

    Full-featured JavaScript image and video gallery

    2021 · lightgalleryjs.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 →