JSON Tools - View Edit
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Description
JSON Tools is a fast, modern JSON workbench built for developers who live inside APIs.
WHAT YOU CAN DO
Explore large JSON files in tree or raw view with collapsible nodes
Edit with line-numbered syntax highlighting, Undo/Redo, and smart indent
Catch errors as you type with instant JSON validation and clear messages
Compare two JSON documents line by line with the diff engine
Generate strongly-typed Dart model classes in one tap
Spin up realistic mock data for unit tests in seconds
Visualize structure as a connected graph with Graph View
BUILT FOR
Flutter / Dart developers, backend engineers, QA engineers, and anyone who wrestles with JSON every day.
EXPERIENCE
Personalized Light and Dark themes, smooth animations, and an ad-free Premium option for focused work.
Take control of your JSON—download JSON Tools now.