Utilities

QR codes, hashes, encoders and more

• QR Code Generator

  Create QR codes for links, text, Wi-Fi, email or contacts. Download as PNG or SVG.

• QR Code Scanner

  Read QR codes from an image or your camera, decoded locally.

• Hash Calculator

  MD5, SHA-1, SHA-256, SHA-384 and SHA-512 checksums for files or text, with verification.

• Base64 Encoder

  Encode and decode Base64 for text and files, including data URLs.

• URL Encoder

  Percent-encode or decode URLs and inspect their parts and query parameters.

• JSON Formatter

  Format, validate and minify JSON with precise error locations.

• CSV and JSON Converter

  Convert CSV to JSON and JSON to CSV with delimiter detection and a table preview.

• Text Diff

  Compare two texts line by line or word by word and export a unified diff.

• UUID and Password Generator

  Cryptographically secure UUIDs, passwords and random strings.

• Color Converter

  Convert between HEX, RGB, HSL, HSV, CMYK and OKLCH and check WCAG contrast.

• Image Color Palette

  Extract the dominant colors of an image as HEX, CSS or JSON.

• Word Counter

  Count words, characters, sentences and lines, with reading time and top words.

• Timestamp Converter

  Convert Unix timestamps and dates across formats and time zones.

• File Inspector

  See size, type, real format from magic bytes, media details and a hex preview.

• Batch File Renamer

  Preview rename rules for many files and download them renamed as a ZIP.