zzson Parser

A forgiving JSON parser that supports comments, unquoted keys, trailing commas, and more.

Loading WebAssembly module...

Input

Comments Trailing Commas Unquoted Keys Single Quotes Implicit Top Level Newline as Comma

{
  "name": "zzson",
  "version": "1.1.0",
  "features": ["forgiving", "fast", "rust"]
}

{
  // Configuration file
  name: "my-app",    // Application name
  port: 8080,        /* Server port */
  debug: true,       # Enable debug mode
}

{
  firstName: John,
  lastName: 'Doe',
  age: 30,
  email: "john@example.com"
}

// Implicit object
key: "value"
another: 123

// Or implicit array
"apple", "banana", "cherry"

Input Size

characters

Parse Time

milliseconds

Output Size

characters