Security & Converters
Generate CSPRNG passwords, compute SHA-256 hashes, create downloadable QR codes, convert HEX/RGB/HSL colors, and inspect Unix timestamps.
Password Generator
Generate random passwords with your preferred length and character types. Choose uppercase letters, lowercase letters, numbers, and symbols, then copy the result for use with a password manager.
SHA-256 Hash Generator
Compute cryptographic SHA-256 digests of UTF-8 text in your browser using SubtleCrypto (`crypto.subtle.digest`).
QR Code Generator
Create scannable QR codes for URLs, plain text, or Wi-Fi credentials in your browser with SVG and PNG download.
Color Converter
Convert colors between HEX, RGB, and HSL formats with live swatch preview, contrast ratio check, and CSS copy.
Timestamp Converter
Convert Unix epoch timestamps (seconds or milliseconds) to ISO 8601, UTC, and local date/time—and vice versa.