Dev tools · alternatives · 2026

24 alternatives to JSON Swiss

Free Swiss Army Knife for JSON Data

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
   JSON For You – Visualize JSON in graph or table views▲211

   After two years of improvement, I think it's time to share it with you all. Here’s a quick overview: - Common features include validation, formatting, minification, and more. - Visualize JSON in a graph or table view. - Structured comparison with fallback to text comparison. - Navigate though JSON using JSON pointer. - Supports jq. Would love to hear the community's questions, thoughts and comments!

   2024 · github.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
   JSONHub▲3

   All JSON Tools in One Place

   Feb 2026 · alljsontools.com · its alternatives →

4. 4
   JSON Operations▲1

   Free JSON toolkit: format,convert,validate. No signup needed

   Apr 2026 · jsonoperations.com · its alternatives →

5. 5JI
   JSON.is▲100

   2016 · json.is · its alternatives →

6. 6
   JSONLab▲2

   Fast, private json | format, validate & convert json online

   Dec 2025 · jsonlab.xyz · its alternatives →

7. 7
   JSONKit▲4

   47 free JSON tools — all in your browser, zero uploads

   Jun 2026 · jsonkit.in · its alternatives →

8. 8EC
   ExcelJSON – Convert JSON To/from CSV, TSV Easily▲50

   2017 · exceljson.com · its alternatives →

9. 9
   JSON Utils▲6

   Free online json formatter, validator & editor tool

   2025 · onlinejsonutils.com · its alternatives →

10. 10
    Fast, secure JSON Formatter with side-by-side JSON diffing▲7

    The ultimate browser-based JSON toolkit. Format, validate, minify, view, and convert JSON online with zero server uploads and 100% offline privacy.

    5d ago · instantjsonformatter.com · its alternatives →

11. 11
    Online JSON Tools▲6

    Online JSON Converter

    2020 · its alternatives →

12. 12
    JSON Formatter▲13

    Free json formatter & viewer online

    2025 · nexonware.com · its alternatives →

13. 13
    Free JSON formatter & validator▲7

    Format, validate and beautify json

    2025 · formatjsononline.com · its alternatives →

14. 14
    JSONSift▲10

    Free developer tools that run entirely in your browser

    Jun 2026 · jsonsift.com · its alternatives →

15. 15
    Merge JSON▲5

    50+ free JSON tools that run entirely in your browser

    Jun 2026 · mergejsonfiles.com · its alternatives →

16. 16
    JSONFormatters▲4

    Format, validate & convert JSON instantly

    Feb 2026 · jsonformatters.com · its alternatives →

17. 17
    JSON Tools: Format, Convert & Visualize▲1

    Format, convert (csv/xml/yaml), minify & tree view

    2025 · wagleus.com · its alternatives →

18. 18
    Convert Large CSV/XLSX to JSON or XML in Browser▲41

    Hello HN, I'm excited to share a project I've been working on: A simple, fast way to process huge CSV and XLSX files directly in your browser and export them as clean JSON or XML Here's a few things that makes this converter different: - runs in the browser - all parsing and conversion is client side can handle data any size data - automatically detects delimiters, encodings, and data types as it parses - Live preview with column renaming, search/replace, and data cleanup - Export to JSON or XML — clean, structured output that can be used for API or Databases backstory: I built this…

    2025 · csvforge.com · its alternatives →

19. 19
    exceltojson▲7

    JSON Excel Tool | Convert Excel, JSON, CSV & More

    2025 · its alternatives →

20. 20
    JSON Formatter & Validator▲7

    Professional online json tool | format, validate & convert

    2025 · instantconvert.online · its alternatives →

21. 21
    Convert JSONL to JSON Online▲12

    Free json converter tool

    2025 · merge-json-files.com · its alternatives →

22. 22
    Online JSON Toolkit▲8

    All-in-one JSON Tool - Parse, format, search, and query JSON

    2024 · its alternatives →

23. 23
    JSONGate▲2

    The industrial standard for local-first JSON engineering

    Jan 2026 · its alternatives →

24. 24
    jsontables▲6

    Json to table & excel converter online

    2025 · jsontables.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 →