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wtf is json-explorer?

cxsun123/json-explorer — explained in plain English

Analysis updated 2026-05-18

1TypeScriptAudience · developerComplexity · 2/5LicenseSetup · easy

TL;DR

A web app for viewing and editing JSON files with three modes: raw text, an expandable tree, and a sortable table.

Mindmap

mindmap
  root((JSON Explorer))
    What it does
      Parse JSON files
      Text tree and table views
      Drag and drop files
    Tech stack
      Next.js
      Tailwind CSS
      Docker
    Use cases
      Inspect nested JSON
      Edit and validate JSON
      Local or hosted use
    Features
      Expand collapse tree
      Resizable table columns
      Path breadcrumb
    Audience
      Developers

Code map

Detail Auto

An interactive map of this repo's files and how they connect — its source is parsed live in your browser. Click Visualize to build it.

filefunction / class

Why would anyone build with this?

REASON 1

Inspect and navigate large or deeply nested JSON files using tree or table views.

REASON 2

Format, validate, and edit JSON directly in the browser without a code editor.

REASON 3

Run the tool locally or in Docker to explore JSON files without uploading them anywhere.

What's in the stack?

TypeScriptNext.jsTailwind CSSDocker

How it stacks up

cxsun123/json-explorer0xkinno/neuralvault0xmayurrr/ai-contractauditor
Stars111
LanguageTypeScriptTypeScriptTypeScript
Setup difficultyeasyhardeasy
Complexity2/54/52/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · easy Time to first run · 5min
Use freely for any purpose, including commercial use, as long as you keep the copyright notice.

Wtf does this do

JSON Explorer is a web based tool for viewing and working with JSON files, a common format used to store structured data like settings, exported records, or API responses. Instead of reading a JSON file as a wall of plain text, this tool offers three different ways to look at the same data, making it easier to understand files that would otherwise be hard to read by eye. A user can drag and drop a JSON or JSONC file directly into the browser window, or open one through a normal file picker, and the tool automatically parses it as soon as it loads. The Text view lets a user edit the raw file, format it for readability, check whether it is valid JSON, and copy the content, all through a simple toolbar. The Tree view turns the data into an expandable, collapsible outline, similar to a file explorer, letting a user open only the parts of the data they care about and select individual entries. The Table view displays the data in resizable columns with a detail panel and a clickable path trail at the top, so a user can see exactly where they are inside a large or deeply nested file and copy that location. The project is built with Next.js, a popular framework for building web applications, and styled with Tailwind CSS, a tool for quickly writing consistent page styling. It can be run directly on a developer's own computer using standard Node.js commands, or packaged and run using Docker, a tool for running applications in a consistent, isolated environment. The project also includes a hosted version anyone can try online without installing anything, and it supports both English and Chinese interface languages. This tool is useful for developers, or anyone technical enough to work with JSON files, who wants a faster and more visual way to inspect and edit data than opening it in a plain text editor. It is released under the MIT license, allowing free use and modification.

Yoink these prompts

Prompt 1
Help me set up JSON Explorer locally using npm install and npm run dev.
Prompt 2
Explain the difference between JSON Explorer's Text, Tree, and Table views and when to use each.
Prompt 3
Show me how to run JSON Explorer with Docker Compose using its .env file.
Prompt 4
Walk me through the project structure of JSON Explorer's Next.js app and components.

Frequently asked questions

wtf is json-explorer?

A web app for viewing and editing JSON files with three modes: raw text, an expandable tree, and a sortable table.

What language is json-explorer written in?

Mainly TypeScript. The stack also includes TypeScript, Next.js, Tailwind CSS.

What license does json-explorer use?

Use freely for any purpose, including commercial use, as long as you keep the copyright notice.

How hard is json-explorer to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is json-explorer for?

Mainly developer.

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