Generators & utilities

QR codes, barcodes, passwords, time zones, signatures and more.

9 tools

• QR Code Generator

  Create QR codes for links, Wi-Fi, contacts, email, phone and SMS. Choose colours and error correction, add a logo, download PNG or SVG.

• Barcode Generator

  Generate Code 128, EAN-13, EAN-8, UPC-A, Code 39, ITF-14 and more with validation and check digits. Download PNG or SVG.

• Lorem Ipsum Generator

  Generate placeholder text by paragraphs, sentences or words. Start with the classic opening, wrap in HTML paragraphs, or use a seed for repeatable output.

• Password Generator

  Create strong random passwords and passphrases with your browser's secure random generator. Choose length and characters, see the entropy. Never sent anywhere.

• Unix Timestamp Converter

  Convert Unix timestamps in seconds, milliseconds, microseconds or nanoseconds to dates (ISO 8601, RFC 2822, local, UTC) and back. Live clock and time zones.

• Date Calculator

  Find the difference between two dates, add or subtract days, weeks, months, years or business days, get the weekday and ISO week, and calculate age.

• Time Zone Converter

  Convert a date and time between time zones, compare many cities at once, see daylight-saving offsets and share a meeting-planner table.

• Social Media Image Resizer

  Resize one image to Instagram, Facebook, X, LinkedIn, YouTube, Pinterest and Open Graph sizes. Choose crop focus or letterbox, export PNG, JPEG or WebP.

• Email Signature Generator

  Build a clean, table-based HTML email signature with photo, contact details and social links. Live preview, copy as HTML or rich text, download.