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Bracketly by KitlyAppsJSON Formatter & Dev Tools

An automatic JSON viewer and a Studio of developer tools. Work stays on the device.

Chrome and Microsoft Edge · Free to install

Add to Chrome (opens in a new tab)Add to Edge (opens in a new tab)

Everything stays on the device. Bracketly has no analytics and no remote code. A content script runs on pages and exits immediately unless the page is JSON. Privacy policy

Features

View JSON, then open Studio

For Chrome and Microsoft Edge. A content script runs on pages and exits immediately unless the page is JSON.
  • Over 10MB is Pro

    Auto JSON viewer

    JSON pages open as a tree, pretty print, or raw text, in one of 11 themes. Search, follow a JSONPath, and copy a path. Image and colour values preview in place. Large-file support is tested at 13MB. Files over 10MB are part of Pro and are coming soon.

  • Invalid JSON

    A broken file shows the line and column of the problem, and a Repair button.

  • Studio, 16 tools

    Formatter, minifier, JSON diff, YAML/CSV/XML conversion, TypeScript/Go/Zod code generation, JSON Schema, Base64, URL parser, JWT decoder, hashes, UUID/ULID, timestamp converter, regex tester, HTML entities, cron explainer, and lorem ipsum.

  • Pro · coming soon

    JSON diff

    Compare two JSON values. Diff is part of Pro and is coming soon.

  • Pro · coming soon

    Code generation

    Generate TypeScript, Go, or Zod from JSON. Code generation is part of Pro and is coming soon.

  • Convert and describe

    Convert between JSON and YAML, CSV, or XML, and work with JSON Schema.

  • Encoders and generators

    Base64, a URL parser, a JWT decoder, hashes, UUID and ULID, a timestamp converter, a regex tester, HTML entities, a cron explainer, and lorem ipsum.

  • Right-click menu

    Open Studio from the right-click menu.

  • Keyboard shortcut

    Alt+Shift+J opens Studio.

Keyboard

Shortcut

One shortcut opens Studio.
  • Open Studio
Pricing

Free vs Pro

Pro is coming soon. The Pro price is a placeholder.

Free

Available

Free

Install from Chrome or Edge and use Bracketly at no charge.

  • Auto JSON viewer: tree, pretty, and raw, with 11 themes
  • Search, JSONPath, copy path, and image and colour previews
  • Invalid JSON with line and column, and a Repair button
  • Files up to 10MB
  • Formatter, minifier, YAML/CSV/XML, JSON Schema, Base64, URL parser, JWT decoder, hashes, UUID/ULID, timestamps, regex, HTML entities, cron, and lorem ipsum
  • Right-click menu and Alt+Shift+J
Add to Chrome (opens in a new tab)Add to Edge (opens in a new tab)

Pro

Coming soon

TODO

Coming soon. Placeholder price: TODO.

  • TypeScript, Go, and Zod code generation
  • JSON diff
  • Files over 10MB

Not on sale yet.

FAQ

Questions

When does Bracketly stay on a page?+
A content script runs on pages and exits immediately unless the page is JSON. Other pages are left alone.
Where does my JSON go?+
Formatting, Studio results, and settings stay in the browser on this device. Bracketly has no analytics and no remote code.
How large a file can it open?+
Large-file support is tested at 13MB. Files up to 10MB are free. Files over 10MB are part of Pro and are coming soon.
What does Pro include?+
Pro is coming soon. It adds TypeScript, Go, and Zod code generation, JSON diff, and files over 10MB. The Pro price on this page is a placeholder.
What is the shortcut?+
Alt+Shift+J opens Studio. Studio is also on the right-click menu.
Privacy

Stays on your device

Everything stays on the device. Bracketly has no analytics and no remote code. A content script runs on pages and exits immediately unless the page is JSON.

Read the Bracketly privacy policy