There are several json editing options, personally I use notepad++ but you could try visual studio code which is a free download. Answer from EvilNuff on reddit.com
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JSON Editor Online
jsoneditoronline.org
JSON Editor Online: edit JSON, format JSON, query JSON
JSON Editor Online is the original and most copied JSON Editor on the web. Use it to view, edit, format, repair, compare, query, transform, validate, and share your JSON data.
Docs
Detailed documentation of all the features of JSON Editor Onlines
Pricing
JSON Editor Online is the original and most copied JSON Editor on the web. Use it to view, edit, format, repair, compare, query, transform, validate, and share your JSON data.
Knowledge base
JSON Editor Online is the original and most copied JSON Editor on the web. Use it to view, edit, format, repair, compare, query, transform, validate, and share your JSON data.
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JsonFormatter
jsonformatter.org โ€บ json-editor
Best JSON Editor Online
JSON Editor Online helps to Edit, View, Analyse JSON data along with formatting JSON data. It's very simple and easy way to Edit JSON Data and Share with others. It's also a JSON File Editor.
Discussions

A tool better than Notepad++ for reading/writing jsons?
There are several json editing options, personally I use notepad++ but you could try visual studio code which is a free download. More on reddit.com
๐ŸŒ r/Battletechgame
29
9
February 2, 2020
[UPDATE] Crudpi.io now features a JSON editor that allows you to fill your API with dummy data in seconds based on a schema you define

https://crudpi.io

So now you can create a CRUD API and fill it with customized dummy-data for your front-end in just seconds :)

More on reddit.com
๐ŸŒ r/webdev
24
687
April 7, 2016
Spiritual Successor - Custom Deadfire JSON Editor

I am a simple man - I see mods, I upboat.

More on reddit.com
๐ŸŒ r/projecteternity
13
84
October 25, 2015
Json (grid / table) editor
You may try https://jsonlife.github.io/json-table-editor/ More on reddit.com
๐ŸŒ r/Frontend
8
4
May 15, 2022
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GitHub
github.com โ€บ json-editor โ€บ json-editor
GitHub - json-editor/json-editor: JSON Schema Based Editor ยท GitHub
JSON Schema Based Editor. Contribute to json-editor/json-editor development by creating an account on GitHub.
Author ย  json-editor
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GitHub
github.com โ€บ josdejong โ€บ jsoneditor
GitHub - josdejong/jsoneditor: A web-based tool to view, edit, format, and validate JSON ยท GitHub
JSON Editor is a web-based tool to view, edit, format, and validate JSON. It has various modes such as a tree editor, a code editor, and a plain text editor. The editor can be used as a component in your own web application.
Author ย  josdejong
Find elsewhere
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Online JSON Editor
classic.online-json.com โ€บ json-editor
Online JSON Editor
Online-JSON Editor, the best online tool available for real-time editing, formatting, parsing, viewing, validating, and beautifying of JSON data.
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Barrazacarlos
barrazacarlos.com โ€บ web-tools โ€บ json-editor
Free JSON Editor Online - Free Web Tools at Barrazacarlos.com
Looking for a free online JSON editor? Edit, validate, and format your JSON data with ease using our user-friendly online JSON editor tool.
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Microsoft Store
apps.microsoft.com โ€บ detail โ€บ xpffkxn4tcclfb
JSON XML Editor - Download and install on Windows | Microsoft Store
The JSON XML Editor provides an alternative way to View, Create, Edit, and Convert JSON and XML Files. Based on the concept that XML and JSON files are organized in a tree structure much like the Windows Registry, why not have a user interface ...
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Visual Studio Marketplace
marketplace.visualstudio.com โ€บ items
Json Editor - Visual Studio Marketplace
Extension for Visual Studio Code - Generate a tree view editor of the active JSON document
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JSON Crack
jsoncrack.com โ€บ editor
Editor | JSON Crack
JSON Crack Editor is a tool for visualizing into graphs, analyzing, editing, formatting, querying, transforming and validating JSON, CSV, YAML, XML, and more.
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JSON Formatter
jsonformatter.curiousconcept.com
JSON Formatter & Validator
The JSON Formatter & Validator beautifies and debugs JSON data with advanced formatting and validation algorithms.
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npm
npmjs.com โ€บ package โ€บ jsoneditor
jsoneditor - npm
JSON Editor is a web-based tool to view, edit, format, and validate JSON. It has various modes such as a tree editor, a code editor, and a plain text editor. The editor can be used as a component in your own web application.
      ยป npm install jsoneditor
    
Published ย  Oct 15, 2025
Version ย  10.4.2
Author ย  Jos de Jong
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Json Parser Online
json.parser.online.fr
Json Parser Online
Analyze your JSON string as you type with an online Javascript parser, featuring tree view and syntax highlighting. Processing is done locally: no data send to server.
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Visual JSON Editor
visualjsoneditor.com
Visual JSON Editor - Free Online JSON Editor, Formatter & Validator
Free online visual JSON editor tool. Edit, format, validate, and beautify JSON data with an intuitive visual interface. No coding required.
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Json-buddy
json-buddy.com
JSON Editor and Validator Tool for Windows
JSON file and grid editor for Windowsยฎ to create error-free JSON with ease.
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App Store
apps.apple.com โ€บ us โ€บ app โ€บ json-editor-mobile โ€บ id6496686132
JSON Editor Mobile App - App Store
JSON Editor is a beautiful viewer and editor for JSON data. It allows you to create, visualize, modify, validate, format and save your JSON documents. The app has the smarts needed to make the minimum changes when editing a file, even in the ...
Rating: 4.1 โ€‹ - โ€‹ 9 votes
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JSONLint
jsonlint.com
JSONLint - The JSON Validator
JSONLint is an online editor, validator, and formatting tool for JSON, which allows you to directly type your code, copy and paste it, or input a URL containing your code.
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Jsonedit
jsonedit.dev
JSON Editor - Online JSON Formatter
A clean, minimalistic online JSON editor with real-time formatting. Fast, secure, and easy to use.