Zesheng ToolsA lightweight directory of browser-based tools. Built for fast loads, clear navigation, and everyday productivity.

Zesheng ToolsA lightweight directory of browser-based tools. Built for fast loads, clear navigation, and everyday productivity.

JSON formatter · Zesheng Tools

JSON formatter

Dev Utilities

Online

Format, minify, and validate JSON locally in your browser.

Input

Output

Everything runs locally in your browser; nothing is uploaded to the server.

What it does

Pretty-print, minify, and validate JSON using the browser’s built-in parser.

Parse, format, minify, and validate JSON in your browser (same engine as JSON formatter).

Generate repository documentation prompts for AI assistants.

Encode UTF-8 text to Base64 or decode Base64 back to text in your browser.

Format, minify, and validate XML locally in your browser.

Interactive editor to build and test regular expressions with live highlighting.

Hash text with SHA algorithms or encrypt/decrypt with AES-GCM in your browser.

Generate MD5 hex digests for UTF-8 text in your browser.

Generate SHA-1, SHA-256, SHA-384, or SHA-512 hex digests locally.