JSON Hero is an open-source, beautiful JSON explorer for the web that lets you browse, search and navigate your JSON files at speed. 🚀.
Cost / License
- Free
- Open Source (Apache-2.0)
Since
- Since 2022
+2
OmniDeck Pro Alternatives
Apps similar to OmniDeck Pro include DevToys, which is free and open source. Other options are CyberChef, Omni Tools, DevToys for Mac and Boop. JSON Viewers like OmniDeck Pro are a crowded field, with more than 25 alternatives for the web, Mac, Windows, Linux and iPad.
Alternatives list
Ten fast JSON and text tools that run entirely in your browser. Validate, fix, diff and convert files up to 50 MB. Nothing you paste is ever uploaded.
India
+2
Online tool to Format, indent & beautify JSON text with syntax highlighting & ability to expand/collapse the objects in a tree like structure.
Cost / License
- Free
- Proprietary
Since
- Since 2017
35+ crossplatform offline tools for web developers: text analyzer with AI counter, beautifiers (SQL, JS, CSS, HTML), converters (JSON, YAML, hashes, images, etc) and generators (crontab, UUID v1-v8, xid, random text, random string, etc).
Cost / License
- Paid
- Proprietary
Since
- Since 2025
+4
Devly puts 50+ essential developer utilities right in your macOS menu bar — always one click or one hotkey away.
Cost / License
- Paid
- Proprietary
Since
- Since 2026
United States
+5
A secure, local-first browser extension that packs essential developer utilities, JSON formatters, and JWT decoders directly into your toolbar.
Cost / License
- Free
- Proprietary
Since
- Since 2026
- India
json formatter live - Quickly format or minify and edit JSON using keyboard shortcuts and find the app swiftly using the system-wide search after installation
Cost / License
- Free
- Open Source (AGPL-3.0)
Since
- Since 2020
exabox is a set of 30+ essential tools for developers. With it you can: convert JSON to YAML, encode and decode Base64 values, generate fake data, parse JWTs, transform a text using multiple rules, and much more. All in a single app.
Cost / License
- Paid
- Proprietary
Since
- Since 2023
Italy
EU
+6
