Dev tools · alternatives · 2026

24 alternatives to JSON Hero Chrome extension

A beautiful JSON explorer packed with features

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. JSON Hero Chrome extension launched in 2022; newer entries below may have overtaken it.

1
Online JSON Browser, Editor▲20
JSON Hero makes reading and understand JSON files easy by giving you a clean and beautiful UI packed with extra features.
2022 · jsonhero.io · its alternatives →
2
JSON Editor 1.0▲78
Effortless JSON Editing, Anywhere!
2023 · chromewebstore.google.com · its alternatives →
3JB
JSON Browse – Fetch, filter and manipulate your JSON inside the browser▲138
2017 · jsonbrowse.com · its alternatives →
4
heroku.json, our Sunday hack project▲74
Setting up Heroku apps made easy. Contribute to rainforestapp/heroku.json development by creating an account on GitHub.
2013 · github.com · its alternatives →
5
JSON Viewer Chrome extension▲7
Chrome extension for printing JSON and JSONP
2017 · github.com · its alternatives →
6
Bason▲10
A simple JSON formatter extension for Google Chrome.
2018 · chromewebstore.google.com · its alternatives →
7
Wibbly▲84
Browser automation API
2021 · its alternatives →
8
Obie for Chrome▲110
Free browser extension to help you find docs & wikis, fast.
2020 · chromewebstore.google.com · its alternatives →
9
JSON helper plugin for chrome▲9
A pretty JSON parser with many integrated tools
2017 · chromewebstore.google.com · its alternatives →
10
a small weekendish project - JSON Blob▲106
2013 · jsonblob.com · its alternatives →
11
JSON Master▲82
Format, repair, convert, and visualize JSON, XML, YAML, CSV, and TOML. Free developer platform with advanced visualizers and AI-powered syntax repair.
2020 · jsonmaster.com · its alternatives →
12
JSON Crack Chrome Extension▲3
Turn JSON pages into graphs with one click
Apr 2026 · chromewebstore.google.com · its alternatives →
13
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 →
14
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 →
15
Quick JSON Formatter▲72
Quickly formats JSON with a simple right click, no copy
2023 · chromewebstore.google.com · its alternatives →
16
JSONGenie▲12
Beautify, Format & Visualize JSON Instantly
2025 · chromewebstore.google.com · its alternatives →
17
JSON Scraper & Playground▲3
Turn any webpage into a powerful JSON workbench.
Jun 2026 · divyeksoni.gumroad.com · its alternatives →
18
Write Chrome Extensions in Go▲72
GopherJS Bindings for Chrome. Contribute to fabioberger/chrome development by creating an account on GitHub.
2015 · github.com · its alternatives →
19
hulk, an in-browser JSON editor▲25
In-browser JSON editor. Contribute to kevinburke/hulk development by creating an account on GitHub.
2013 · github.com · its alternatives →
20
JSONKit▲4
47 free JSON tools — all in your browser, zero uploads
Jun 2026 · jsonkit.in · its alternatives →
21
JSON Diff - Chrome Extension▲11
Diff it like never before :)
2021 · chromewebstore.google.com · its alternatives →
22
Object-visualizer – Chrome-console-like JSON object visualizer in DOM▲45
Vue JSON inspector with Chrome-like theme. Contribute to soc221b/object-visualizer development by creating an account on GitHub.
2020 · github.com · its alternatives →
23
JSONOVA▲3
Format and inspect JSON in your current Chrome tab
Jul 2026 · chromewebstore.google.com · its alternatives →
24
NextJSON▲2
NextJSON - parse, format, edit and export JSON with ease!
Jun 2026 · sourcelogs.com · its alternatives →

Also compare

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 →