Tools
JSON formatter and validator
A developer utility that points to the exact line of a syntax error and lets you browse large documents comfortably.
Free to sign up. You approve the plan before anything is built.
How it works
Step 1 · Pretty-printed · 2 spaces
Pretty-print and minify
Step 2 · 1 error found
Clear error messages with line and column
Step 3 · Tree view
Collapsible tree view with search
Step 4 · Tree view
Sort keys and convert to CSV
Step 5 · Pretty-printed · 2 spaces
Everything runs locally in the browser
Start in three steps
Step 1
Start from this template
Sign up free and open the template in the studio. Change the description to fit your idea if you like.
Step 2
Approve the plan
The agent shows you what it will build: screens, data and features. Nothing is built until you agree.
Step 3
Test and publish
The app is built, tested in a real browser and ready to publish on your own address.
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