Dev tools · alternatives · 2026

Minimalist Open Source JSON Formatter is a development tool for formatting and validating JSON data. Available at jsonformatter.live, it provides a straightforward interface for developers who need to organize or debug… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Minimalist Open Source JSON formatter app launched in 2020; newer entries below may have overtaken it.

1. 1
   JSON Formatter and Validator▲81

   Useful JSON online tools

   2022 · jsonformatter.net · its alternatives →

2. 2
   Free JSON Formatter▲3

   Format, validate and minify JSON instantly

   Jun 2026 · tools.bmjapps.in · its alternatives →

3. 3
   json formatter▲5

   Open source, privacy-friendly, installable json formatter

   2020 · jsonformatter.com · its alternatives →

4. 4
   Online JSON Formatter Tool▲12

   json formatter online, online json tool, format json

   2025 · its alternatives →

5. 5
   JSON Formatter Tool▲2

   A clean, minimal JSON formatter for daily coding

   Dec 2025 · jsonformatteronline.net · its alternatives →

6. 6
   JSON Formatter▲6

   Free online json beautifier tool

   2025 · json-44.vercel.app · its alternatives →

7. 7
   JSON Formatter▲2

   Format, validate, and minify JSON instantly—no signup

   Mar 2026 · json-formatter-blush-mu.vercel.app · its alternatives →

8. 8
   json-formatter▲6

   A more user-friendly json formatting tool

   Oct 2025 · tools.famral.com · its alternatives →

9. 9
   ninjas.me▲8

   Json formatter

   2025 · its alternatives →

10. 10
    OK JSON▲113

    Format and view JSON with native Mac app

    2021 · okjson.app · its alternatives →

11. 11
    Simple Tools▲13

    Simple JSON Tool with Repair & AI Fix!

    2025 · tools.mingxiangzhe.com · its alternatives →

12. 12
    JSON Utils▲6

    Free online json formatter, validator & editor tool

    2025 · onlinejsonutils.com · its alternatives →

13. 13
    Quick JSON Formatter▲72

    Quickly formats JSON with a simple right click, no copy

    2023 · chromewebstore.google.com · its alternatives →

14. 14
    JSON Viewer▲6

    Free online json formatter, validator & viewer tool

    2025 · jsonviewer.run · its alternatives →

15. 15
    JSON Formatter and validator▲18

    free online Json formatter and validator

    2025 · its alternatives →

16. 16
    JSON Formatter▲7

    A clean, responsive, and modern JSON Formatter.

    2025 · harsh98trivedi.github.io · its alternatives →

17. 17
    JSON Formatter Hub – JSON Formatter▲6

    Format, validate & compare JSON instantly online

    Dec 2025 · jsonformatterhub.com · its alternatives →

18. 18
    JSON Formatter▲2

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

    May 2026 · formatjson.online · its alternatives →

19. 19
    JSONFormatterPro▲6

    JSONFormatter

    Oct 2025 · jsonformatterpro.testcraft.in · its alternatives →

20. 20
    JSON Formatter & Validator▲7

    Professional online json tool | format, validate & convert

    2025 · instantconvert.online · its alternatives →

21. 21
    JSON Formatter & Validator▲1

    Free online JSON formatter, 100% private, runs in browser

    Apr 2026 · jsontool.io · its alternatives →

22. 22
    Free JSON formatter & validator▲7

    Format, validate and beautify json

    2025 · formatjsononline.com · its alternatives →

23. 23
    JSON Fans▲2

    A minimalist and fast JSON formatting tool

    2024 · json.site · its alternatives →

24. 24
    JSON Formatter & Validator▲6

    Free online json tools with syntax highlighting

    2025 · json.toolaska.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 →