Dev tools · alternatives · 2026

24 alternatives to ScreenLab Browser Extensions

Simulated eye tracking in Chrome / Safari

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

1. 1
   ScreenLab API▲98

   Simulated eye tracking API

   2016 · its alternatives →

2. 2
   WebGazer.js▲157

   Eye tracking on the browser

   2016 · webgazer.cs.brown.edu · its alternatives →

3. 3
   ScreenLab▲61

   Discover what users see and optimise websites and apps

   2014 · its alternatives →

4. 4
   Screenity▲878

   The most powerful screen recorder for Chrome

   2020 · chromewebstore.google.com · its alternatives →

5. 5IM
   I made a web-based, free alternative to Screen Studio▲462

   Hi HN, I've been working on this project for the last 5 months, inspired by Screen Studio but runs 100% in the browser. Here is a demo of the editor: https://www.youtube.com/watch?v=k7-etsFZgPI One of the big challenges of using the browser is getDisplayMedia, the API for recording screens, doesn't provide mouse coordinates for security reasons. Mouse coordinates are important for auto-focus animations. So I trained a YOLOv11 model to detect mouse cursors and I run inference in real time while you record. Also, I created my own Remotion-style renderer because I started with…

   2025 · screenrecorder.me · its alternatives →

6. 6
   VisualPing for Chrome▲77

   New Chrome extension to monitor a website/area of a website

   2014 · chromewebstore.google.com · its alternatives →

7. 7
   U-Eyes▲121

   A Chrome Extension for simulating and capture mobile view

   2023 · eyeballer.dev · its alternatives →

8. 8
   A to Z CSS▲163

   CSS screencasts for designers & developers

   2015 · atozcss.com · its alternatives →

9. 9
   Responsive Viewer▲393

   View multiple screen dimensions in one view

   2019 · chromewebstore.google.com · its alternatives →

10. 10
    Font Face Ninja▲196

    Browser extension to quickly find the webfonts a site uses

    2014 · its alternatives →

11. 11AT
    A tiny JS library for real-time localization of eye pupils▲153

    2019 · tehnokv.com · its alternatives →

12. 12
    BrainGaze▲87

    Next-generation eye tracking software

    2014 · braingaze.com · its alternatives →

13. 13
    Pixel Winch▲92

    An osx screen measurement app

    2014 · ricciadams.com · its alternatives →

14. 14
    Track Duck▲76

    Visual feedback for clients

    2014 · askanydifference.com · its alternatives →

15. 15
    Nimbus Screenshot and Screencast▲97

    My favorite screenshot & annotation extension for Chrome

    2015 · chromewebstore.google.com · its alternatives →

16. 16
    Screenful▲164

    Visualize your project progress on large screens

    2015 · its alternatives →

17. 17
    Screen Flow▲116

    Screen recording and editing for Mac

    2014 · telestream.net · its alternatives →

18. 18
    Screen Recorder Chrome Extension▲260

    The most powerful screen recorder & video editor for Chrome

    2021 · chromewebstore.google.com · its alternatives →

19. 19
    ScreenFlow 5▲152

    Screencasting and editing software for Mac

    2014 · telestream.net · its alternatives →

20. 20
    Cycles▲179

    Visual feedback and approvals for web development

    2016 · cycleshq.com · its alternatives →

21. 21
    ScreenFloat▲124

    Harness the power of screenshots to be more productive

    2017 · eternalstorms.at · its alternatives →

22. 22
    Roadmap for Chrome▲129

    Track product feedback from anywhere - for free!

    2017 · roadmap.space · its alternatives →

23. 23
    Displays▲112

    The complete toolbox to manage your monitors

    2016 · jibapps.com · its alternatives →

24. 24
    SiteSee Chrome Extension▲66

    A wallpaper-like gallery of beautiful websites

    2016 · chromewebstore.google.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 →