Dev tools · alternatives · 2026

24 alternatives to LJSON: JSON extended with pure functions

JSON extended with pure functions. Contribute to VictorTaelin/LJSON development by creating an account on GitHub.

LJSON is a file format that extends JSON by incorporating pure functions, enabling developers to create more expressive and functional data structures. It targets software developers who need to represent computational… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. LJSON: JSON extended with pure functions launched in 2015; newer entries below may have overtaken it.

1. 1
   JSON5 — modern JSON▲64

   JSON5 — JSON for Humans. Contribute to json5/json5 development by creating an account on GitHub.

   2012 · github.com · its alternatives →

2. 2EC
   ExcelJSON – Convert JSON To/from CSV, TSV Easily▲50

   2017 · exceljson.com · its alternatives →

3. 3
   ffjson: faster json serialization in Go▲83

   2014 · journal.paul.querna.org · its alternatives →

4. 4
   ezjson▲138

   JSON parsing, formatting, sorting and comparing

   2024 · its alternatives →

5. 5
   Weird JSON superset with BigInt, Infinity, TypedArray etc▲67

   the JS/Node.JS library for encoding complex and unconventional data structures. Support for BigInts, TypedArrays, null, undefined, and Symbol. Multiple flavors available. - DO-SAY-GO/WeirdJSON

   2020 · github.com · its alternatives →

6. 6
   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 →

7. 7
   Jsonify▲197

   Transform XLSX/CSV files into clean, usable JSON

   2024 · jsonify.net · its alternatives →

8. 8
   JustJSON, front end framework using only JSON▲6

   In the spirit of Halloween, I'm excited to bring one of my evil ideas to life. Introducing JustJSON - the best frontend framework based on the best file format.

   2024 · github.com · its alternatives →

9. 9
   OK JSON▲104

   The ultimate JSON formatter for your Mac

   2023 · okjson.app · its alternatives →

10. 10
    OK JSON▲113

    Format and view JSON with native Mac app

    2021 · okjson.app · its alternatives →

11. 11
    A Fast, Malloc-Free C++14 Json Parser and Encoder▲98

    Meta programming utilities for C++14. Merged in matt-42/lithium - matt-42/iod

    2014 · github.com · its alternatives →

12. 12
    JSON Editor 1.0▲78

    Effortless JSON Editing, Anywhere!

    2023 · chromewebstore.google.com · its alternatives →

13. 13
    a small weekendish project - JSON Blob▲106

    2013 · jsonblob.com · its alternatives →

14. 14
    Jsn – A relaxed, user-friendly JSON-like data format▲18

    A relaxed, user-friendly json-like data format. Contribute to polymonster/jsn development by creating an account on GitHub.

    2019 · github.com · its alternatives →

15. 15
    StaticJSON: fast, direct and static typed parsing of JSON with C++▲18

    Fast, direct and static typed parsing of JSON with C++ - netheril96/StaticJSON

    2016 · github.com · its alternatives →

16. 16
    JSON Manipulator▲81

    Discover and manipulate any JSON document

    2021 · chromewebstore.google.com · its alternatives →

17. 17
    Very low footprint JSON parser in portable ANSI C▲111

    Very low footprint DOM-style JSON parser written in portable ANSI C - json-parser/json-parser

    2012 · github.com · its alternatives →

18. 18JI
    JSON.is▲100

    2016 · json.is · its alternatives →

19. 19
    My first open-source project release – RandomJson▲56

    Provides a Kotlin/Java library to create a random json string - mangatmodi/RandomJson

    2019 · github.com · its alternatives →

20. 20
    Jason – A new JSON Library for Go▲106

    Easy-to-use JSON Library for Go. Contribute to antonholmquist/jason development by creating an account on GitHub.

    2014 · github.com · its alternatives →

21. 21
    JSON Sharp▲73

    Tool for lazy developers to convert JSON to C# Objects

    2020 · jsontocsharpconverter.web.app · its alternatives →

22. 22
    Weird JSON▲19

    the JS/Node.JS library for encoding complex and unconventional data structures. Support for BigInts, TypedArrays, null, undefined, and Symbol. Multiple flavors available. - DO-SAY-GO/WeirdJSON

    2022 · github.com · its alternatives →

23. 23JA
    JSONScript – Asynchronous scripting language using JSON format▲49

    2016 · json-script.com · its alternatives →

24. 24
    Cyjson – Fast and Efficent JSON Parser for Python▲10

    2015 · github.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 →