Dev tools · alternatives · 2026

24 alternatives to Code Formatter - JSON, CSS & JavaScript

Syntax highlighting oif CSS, JSON, and JS for Google Chrome

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Code Formatter - JSON, CSS & JavaScript launched in 2023; newer entries below may have overtaken it.

1. 1
   Quick JSON Formatter▲72

   Quickly formats JSON with a simple right click, no copy

   2023 · chromewebstore.google.com · its alternatives →

2. 2
   JSON Master▲82

   Format, repair, convert, and visualize JSON, XML, YAML, CSV, and TOML. Free developer platform with advanced visualizers and AI-powered syntax repair.

   2020 · jsonmaster.com · its alternatives →

3. 3
   Log Viewer▲5

   Advanced Formatting for Messy JSON from Anywhere in Chrome

   2024 · chromewebstore.google.com · its alternatives →

4. 4
   OK JSON▲113

   Format and view JSON with native Mac app

   2021 · okjson.app · its alternatives →

5. 5
   Online JavaScript beautifier▲9

   Beautify JavaScript, JSON, React.js, HTML, CSS

   2025 · javascriptformatter.com · its alternatives →

6. 6
   Bason▲10

   A simple JSON formatter extension for Google Chrome.

   2018 · chromewebstore.google.com · its alternatives →

7. 7
   Dev Toolbelt▲3

   4 dev tools in one Chrome popup. JSON, Regex, Base64, Color.

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

8. 8
   OK JSON▲104

   The ultimate JSON formatter for your Mac

   2023 · okjson.app · its alternatives →

9. 9
   JSON helper plugin for chrome▲9

   A pretty JSON parser with many integrated tools

   2017 · chromewebstore.google.com · its alternatives →

10. 10
    JSON Formatter and Validator▲81

    Useful JSON online tools

    2022 · jsonformatter.net · its alternatives →

11. 11PC
    Pure CSS/HTML C# syntax highlighting without JavaScript▲53

    C# to HTML converter

    2022 · csharp-colors.xyz · its alternatives →

12. 12
    JSON Formatter & Validator▲6

    Free online json tools with syntax highlighting

    2025 · json.toolaska.com · its alternatives →

13. 13
    Object-visualizer – Chrome-console-like JSON object visualizer in DOM▲45

    Vue JSON inspector with Chrome-like theme. Contribute to soc221b/object-visualizer development by creating an account on GitHub.

    2020 · github.com · its alternatives →

14. 14
    JSONSift▲10

    Free developer tools that run entirely in your browser

    Jun 2026 · jsonsift.com · its alternatives →

15. 15
    JSONGenie▲12

    Beautify, Format & Visualize JSON Instantly

    2025 · chromewebstore.google.com · its alternatives →

16. 16
    Advanced JSON Formatter▲11

    Efficient JSON editing with one-click formatting & search

    2025 · its alternatives →

17. 17
    JSON Formatter▲7

    A clean, responsive, and modern JSON Formatter.

    2025 · harsh98trivedi.github.io · its alternatives →

18. 18
    TrueFormatter▲7

    Free online json formatter, validator & auto-fixer

    2025 · trueformatter.com · its alternatives →

19. 19
    JSON Diff - Chrome Extension▲11

    Diff it like never before :)

    2021 · chromewebstore.google.com · its alternatives →

20. 20
    Online JSON Formatter Tool▲12

    json formatter online, online json tool, format json

    2025 · its alternatives →

21. 21
    CODINGNOW JSON Formatter▲5

    Format, validate & explore JSON — 100% in your browser

    Jun 2026 · coding-now.com · its alternatives →

22. 22
    JSON Format▲6

    Json, javascript, xml beautifier and parser

    2025 · its alternatives →

23. 23
    JSON Formatter▲2

    Beautify, validate & convert JSON — free, no login and fast.

    May 2026 · formatjson.online · its alternatives →

24. 24
    Free JSON Formatter▲3

    Format, validate and minify JSON instantly

    Jun 2026 · tools.bmjapps.in · 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 →