Top 14 json-viewer Open-Source Projects

1. jsonhero-web

   1 28 10,751 1.3 TypeScript

   JSON Hero is an open-source, beautiful JSON explorer for the web that lets you browse, search and navigate your JSON files at speed. 🚀. Built with 💜 by the Trigger.dev team.

   

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. json-viewer

   2 1 3,452 0.0 HTML

   It is a Chrome extension for printing JSON and JSONP.

   

4. json-edit-react

   3 3 627 8.2 TypeScript

   React component for editing/viewing JSON/object data

   

5. JsonTree.js

   4 3 296 9.8 TypeScript

   🔗 A lightweight JavaScript library that generates customizable tree views to better visualize, and edit, JSON data.

   

6. pdjsoneditor

   5 1 143 6.8 Svelte

   A powerful JSON visualization and editing tool with interactive graph view

   

   Project mention: Show HN: PDJsonEditor – JSON editor with code↔graph sync and API fetch (OSS) | news.ycombinator.com | 2025-08-22

7. flutter_json_view

   6 2 92 3.8 Dart

   :page_facing_up: Displaying json models in a Flutter widget

   

8. json-table-editor

   7 1 63 5.0 Rust

   A tool to view JSON array or JSONL as table, to ease visualisation and edition of large json array with performance as main objective

   

9. pry

   8 2 26 5.5 TypeScript

   A fast, native JSON viewer built with Perry — TypeScript compiled to native ARM64 (by PerryTS)

   

   Project mention: Codex-Maxxing | news.ycombinator.com | 2026-05-18

   Do you know about Perry, a TypeScript to binary compiler? That might be interesting to collaborate on.

   https://old.reddit.com/r/typescript/comments/1rjxo8z/what_if...

   https://perryts.com/

10. everything-okjson

    9 1 11 2.1 Shell

    Submit your feature requests or bug reports here.

    

11. AccessPanelPublic

    10 1 10 0.0

    Access Panel (public repo)

    

12. Inspector

    11 1 10 8.8 JavaScript

    A visualization tool for Google AI Studio raw JSON exports. Features deep search, code syntax highlighting, sanitized JSON exports for context recycling, and offline support for sensitive prompt logs. (by TimChinye)

    

    Project mention: Show HN: Inspector – Open-Source Google AI Studio Conversation Viewer | news.ycombinator.com | 2026-01-29

13. json-formatter

    12 1 8 4.8 JavaScript

    A Browser Extension to format JSON in the browser automatically. Available with 60+ Themes, Syntax Highlighting, automatically linkifies links and more. (by arnav-kr)

    

14. rawlens

    13 1 7 - TypeScript

    Inspect raw JSON, ANSI logs, and source-like text directly in Chrome.

    

    Project mention: Advanced Formatting for Messy JSON from Anywhere in Chrome | dev.to | 2026-05-08

15. log-viewer

    14 1 7 7.7 TypeScript

    An enhanced JSON/ANSI/HTML/JS/CSS pretty printer for Chrome. (by acrazing)

    

json-viewer related posts

• How To Build An Interactive, Persistent Tree Editor with MongoDB, Node.js, and React

  1 project | dev.to | 13 Oct 2024

• A React component for editing or viewing JSON/object data

  1 project | news.ycombinator.com | 17 Aug 2024

• How to display json in Flutter ?

  1 project | dev.to | 6 Feb 2022

• 🍌 🔥 How to display json in Flutter ?

  1 project | /r/FlutterDev | 15 Sep 2021

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