Dev tools · alternatives · 2026

24 alternatives to Designer's Little Helper

12 professional browser design tools in one extension

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
   Grid Overlay Pro▲106

   A browser extension to visualize grid layouts on any webpage

   Feb 2026 · chromewebstore.google.com · its alternatives →

2. 2
   webdesigner.tools▲318

   Find & List Top Designer Tools

   2023 · its alternatives →

3. 3
   SuperDev▲164

   All in one browser extension for web designers & developers

   2022 · chromewebstore.google.com · its alternatives →

4. 4
   Screen Ruler▲236

   Measure the web

   2024 · chromewebstore.google.com · its alternatives →

5. 5
   Grid Guide▲153

   Create pixel perfect grids for the web.

   2016 · grid.guide · its alternatives →

6. 6
   Visual Inspector On-site▲168

   Collaborate websites feedback like a Google doc

   2018 · canvasflip.com · its alternatives →

7. 7
   CanvasFlip Visual Inspector▲135

   Free Chrome extn for designers to inspect/edit live websites

   2017 · canvasflip.com · its alternatives →

8. 8
   Web Inspector▲107

   Inspect, debug, and extract — all in one web tool

   2025 · chromewebstore.google.com · its alternatives →

9. 9
   Collaborate by Visual Inspector▲134

   Free website feedback collaboration and design bug fixing

   2017 · canvasflip.com · its alternatives →

10. 10
    designr▲82

    The better 'Inspect Element'

    2023 · chromewebstore.google.com · its alternatives →

11. 11
    CSS.GUI▲201

    Open source visual editors for everything in the CSS spec

    2022 · components.ai · its alternatives →

12. 12
    Dimensions Toolkit▲104

    Chrome Extension for designers to test responsive websites.

    2014 · its alternatives →

13. 13
    UI Inspector for Google Chrome▲177

    Edit web pages like Figma

    2024 · chromewebstore.google.com · its alternatives →

14. 14
    LayoutLab▲3

    A tool for measuring previewing grid systems on any website.

    May 2026 · chromewebstore.google.com · its alternatives →

15. 15
    Designer Toolkit▲7

    Everything you need to design and build with confidence.

    Jan 2026 · chromewebstore.google.com · its alternatives →

16. 16
    Able▲81

    One-click WCAG & ADA accessibility audits for any webpage

    Mar 2026 · ablext.app · its alternatives →

17. 17
    Page Tools▲78

    Give Chrome Inspector super powers ⚒😺

    2018 · scriptartist.github.io · its alternatives →

18. 18
    Accessibility Checker by WebYes▲54

    Check any webpage for Accessibility issues, right in Chrome

    25d ago · chromewebstore.google.com · its alternatives →

19. 19
    Web Editor▲85

    Chrome extension to customize websites without coding chaos

    2021 · chromewebstore.google.com · its alternatives →

20. 20
    Omi A11Y ▲87

    Web Accessibility Scanner Extension

    May 2026 · omi-a11y.pages.dev · its alternatives →

21. 21
    Pixel Art Studio▲86

    A purpose-built drawing tool for pixel artists

    2017 · apps.microsoft.com · its alternatives →

22. 22
    Best Tools▲17

    Tools for SEO, web development, design and more.

    2019 · chromewebstore.google.com · its alternatives →

23. 23
    Easel UI Checker▲8

    Overlay images over your webpage to check design parity

    2025 · chromewebstore.google.com · its alternatives →

24. 24
    Stage▲39

    browser canvas editor that brings your ideas to life

    Nov 2025 · screenshot-studio.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 →