ToolShelf is a lightweight collection of fast, browser-based developer utilities. All tools run entirely in your browser — no logins, no tracking, and full offline support.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
- Global




JSONConsole.com is described as 'A powerful online JSON formatter, editor and validator with multiple visualization modes including code, tree, table and graph views, making JSON debugging and manipulation effortless' and is an website in the development category. There are more than 50 alternatives to JSONConsole.com, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux and SaaS apps. The best JSONConsole.com alternative is DevToys, which is both free and Open Source. Other great sites and apps similar to JSONConsole.com are Grayslate, JSON Crack, Omni Tools and CodePrettify.
ToolShelf is a lightweight collection of fast, browser-based developer utilities. All tools run entirely in your browser — no logins, no tracking, and full offline support.




TurtlesTools JSON Formatter & Validator is an intuitive, easy to use and blazing fast JSON formatter & validator.

Every developer knows the pain of jumping between a dozen scattered online JSON tools just to get one job done. One site to format, another to validate, a third to convert, each with clunky, outdated interfaces and inconsistent behavior.

JSON Online Viewer is a fast JSON tree visualizer. It is intended for small-to-medium sized JSON texts which are common in the online usage.




JSONXMLKit is a free, browser-based toolkit designed to streamline the handling of structured data formats like JSON and XML. It offers a suite of utilities that allow developers, data analysts, and technical professionals to:




OK JSON is a native and scriptable JSON formatter on macOS. It's really fast and well-integrated with macOS.





A powerful macOS application designed for developers who work with JSON daily. Format and beautify messy JSON, validate syntax instantly, organize snippets in collections, convert between JSON and other formats, and quickly search through your saved snippets.

DataLensia is a privacy-first, browser-based data toolkit that lets you visualize CSV datasets and work with JSON/NDJSON using tools like a JSON comparator, schema generator, editor, and converter — all processed locally.




UnblockDevs is a free suite of developer tools that runs 100% in your browser — nothing is sent to servers, no signup required.




JSON Fixer is an online tool designed to save developers time by automatically fixing invalid JSON copied from logs, printed output, or other sources. Unlike traditional JSON formatters, JSON Fixer handles common issues specific to programming languages, such as Python’s None...
