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. It can be loaded as CommonJS module, AMD module, or as a regular javascript fi
This is free and open source software.
Key Features
- Tree mode:
- Change, add, move, remove, and duplicate fields and values.
- Sort arrays and objects.
- Transform JSON using JMESPath queries.
- Colorized code.
- Color picker.
- Search & highlight text in the tree view.
- Undo and redo all actions.
- JSON schema validation (powered by ajv).
- Code mode:
- Colorized code (powered by Ace).
- Inspect JSON (powered by Ace).
- Format and compact JSON.
- Repair JSON.
- JSON schema validation (powered by ajv).
- Text mode:
- Format and compact JSON.
- Repair JSON.
- JSON schema validation (powered by ajv).
- Preview mode:
- Handle large JSON documents up to 500 MiB.
- Transform JSON using JMESPath queries.
- Format and compact JSON.
- Repair JSON.
- JSON schema validation (powered by ajv).
Website: github.com/josdejong/jsoneditor
Support:
Developer: Jos de Jong
License: Apache License 2.0

JSON Editor is written in JavaScript. Learn JavaScript with our recommended free books and free tutorials.
Related Software
| JSON Tools | |
|---|---|
| jq | Lightweight and flexible command-line JSON processor. It's like sed for JSON data |
| fx | JavaScript Object Notation (JSON) viewer with streaming and mouse support |
| jaq | jq clone focused on correctness, speed, and simplicity. |
| gron | Transforms JSON into discrete assignments to make it easier to grep |
| gojq | Pure Go implementation of jq |
| jless | Command-line JSON viewer written in Rust |
| jnv | Navigates JSON offering a viewer and filter editor |
| jid | JSON incremental digger by using filtering queries |
| jo | Small utility to create JSON objects |
| faq | Billed as a more flexible jq supporting additional formats |
| jsawk | Like awk, but for JSON |
| jello | Filter JSON and JSON Lines data with Python syntax |
| emuto | Small language for manipulating and restructuring JSON and other data files |
| jqp | TUI playground to experiment with jq |
| jtc | Extract, manipulate and transform source JSON |
| unqery | Query and transform JSON data |
| jshon | Parses, reads and creates JSON. It's designed to be as usable as possible |
Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

