All Free Online Tools

Format, validate & view JSON as a tree

Beautify JS, CSS, HTML & SQL code

Minify code for production

Format and beautify SQL queries

Live preview Markdown editor

Test regular expressions with live matching

Decode and inspect JWT tokens

Compare text and code side by side

Build cron schedules visually

Generate UUIDs v1, v4 & v7

Generate MD5, SHA-256 & SHA-512 hashes

Generate placeholder text instantly

Generate dummy images by size

Encode & decode Base64 text and files

Encode & decode URLs and query strings

Encode & decode HTML entities

Convert Unix timestamps to dates

Convert between JSON and YAML

Convert Markdown to clean HTML

Convert HTML to Markdown format