JSON Formatter & Validator
Format, validate, and beautify JSON instantly. Paste raw JSON to make it readable, fix errors, and minify for production.
Related Tools
JWT Decoder
Decode and inspect JSON Web Tokens securely in your browser.
Base64 Encoder
Encode and decode strings or files using Base64 encoding.
Unix Timestamp
Convert Unix timestamps to human-readable dates and back instantly.
URL Encoder
Encode and decode URLs with percent-encoding instantly.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes instantly.
JSON ↔ YAML
Convert between JSON and YAML instantly with real-time validation.
Regex Tester
Test and debug regular expressions with live match highlighting.
UUID Generator
Generate UUID v4 values instantly, with bulk generation and validation.
JWT Generator
Build and sign JSON Web Tokens with a custom payload and secret.
Text Diff
Compare two blocks of text and highlight additions, deletions, and unchanged lines.
Case Converter
Convert text to camelCase, snake_case, UPPERCASE, kebab-case, and more.
Cron Parser
Parse cron expressions into plain English and see the next scheduled run times.
SQL Formatter
Format and minify SQL queries with dialect support for MySQL, PostgreSQL, SQLite, and more.
CSV ↔ JSON
Convert CSV to JSON or JSON to CSV with support for custom delimiters and quoted fields.
JSON formatting: JSON (JavaScript Object Notation) is a lightweight data-interchange format. Formatting adds indentation for readability; minifying removes it to reduce file size.
Uses the browser's native JSON.parse and JSON.stringify — all processing happens locally, nothing is sent to a server.