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🧵 CSS Minifier

Minify CSS online by removing whitespace, comments, and redundancy. Optimize your stylesheets quickly.

Optimization modePreserve exclamation comments (/*! ... */)Generate source map

CSS input

Minified output

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YAML Formatter
Format YAML, convert between YAML and JSON, and validate syntax instantly in your browser with offline support.
JWT Decoder
Decode JWT header and payload safely in your browser. Inspect claims and structure without sending tokens anywhere.
JWT Generator
Create signed JSON Web Tokens with this free JWT token generator. Customize headers and payloads, choose HS256/384/512 HMAC algorithms, and copy the ready-to-use JWT.
Cron Expression Builder
Visually craft cron expressions with presets, interval selectors, and quick toggles. Copy the expression and preview the next scheduled runs instantly.
Cron Parser
Parse cron expressions and preview next run times. Useful for devs managing scheduled tasks and crontab jobs.
HMAC Generator
Compute HMAC signatures with SHA-256, SHA-1, or MD5 using a secret key. Secure online hashing tool.
Regex Tester
Test and debug JavaScript regular expressions with live matches, highlighting, and quick feedback to refine patterns for validation, search, and replace.
Regex Pattern Builder
Compose regular expressions with guided toggles for character sets, anchors, quantifiers, and flags. Test against sample input instantly.

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