Tool library
Developer
Search, filter, and sort a growing collection of focused utilities designed to make everyday work faster and simpler.
JSON Formatter & Validator
Pretty-print, minify and validate JSON with clear error details.
Base64 Encoder & Decoder
Encode text to Base64 and decode it back, safely in your browser.
Cron Expression Generator
Build and explain cron schedules with a guided editor.
CSS Formatter
Format stylesheets with consistent indentation and spacing.
CSS Minifier
Minify CSS by removing comments, spaces and last semicolons.
Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes in the browser.
HTML Entity Encoder & Decoder
Escape and unescape HTML entities safely in your browser.
HTML Formatter
Indent messy HTML into clean, readable markup.
HTML Minifier
Shrink HTML by removing comments and extra whitespace.
JavaScript Formatter
Re-indent JavaScript so blocks and statements are readable.
JSON Minifier
Strip whitespace from JSON to get the smallest valid payload.
JSON Tree Viewer
Explore JSON as a collapsible tree of keys and values.