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Hash text or files with SHA-1/256/384/512, and create HMACs using a secret key. All offline via Web Crypto.

Custom CSS Injector: Customize website styles

Dark Mode Scheduler: Schedule your dark mode

Build clean, properly encoded UTM-tagged URLs and copy them in one click.

See an inspiring quote each day. Copy or cycle for another.

Pick any colour on screen with EyeDropper, view HEX/RGB/HSL, copy fast, and preview contrast on light/dark.

Generate Japanese, Korean, and Chinese anime-style aliases.

Auto-Dismiss Cookie Banners: Dismiss cookie banners

Create clean SEO slugs, strip accents, condense spaces, and URL-encode/decode instantly — copy with one click.

Quickly look up word meanings, phonetics, examples, and synonyms in a compact popup.

Get a tasteful, random book suggestion each time you open the popup.

Validate, pretty-print, and minify JSON instantly in your toolbar. Copy or download results in one click.

Clipboard History Manager: Access clipboard history