Utilities | OnlineOffice

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What this page does: Small but useful utilities that come up every day for developers, designers and office workers: generate and scan QR codes, shorten URLs, convert UNIX timestamps, pick colors and copy them as HEX / RGB / HSL / OKLCH. All free, all client-side.

QR code generator — encode text, URLs, Wi-Fi, vCard.
QR code scanner — read QR codes via camera or image upload.
URL shortener — create short links (offline / client-only).
Timestamp converter — UNIX epoch ↔ human-readable date.
Color picker — convert between HEX, RGB, HSL, OKLCH.

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Online Utilities — QR Codes, URL Shortener, Color Picker, Timestamps