The vault for small, useful tools.
Free browser-based tools — no signup, no upload. Everything runs locally in your browser, so your data never leaves your device.
Developer
QR Code Generator
Turn any text or URL into a scannable QR code. Download as PNG.
JSON Formatter
Pretty-print and validate JSON. Spot errors instantly.
Password Generator
Generate strong passwords with custom length and character sets.
Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to text. UTF-8 safe.
URL Encoder & Decoder
Percent-encode or decode URLs and query string values instantly.
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from any text.
UUID Generator
Generate random version 4 UUIDs in bulk. Copy with one click.
Unix Timestamp Converter
Convert Unix epoch seconds or milliseconds to dates, and back.
JWT Decoder
Decode a JWT header and payload in your browser. No signature check.
Regex Tester
Test a JavaScript regex against text with live matches and groups.
Text
Word Counter
Count words, characters, sentences, and paragraphs as you type.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, and more.
Lorem Ipsum Generator
Generate paragraphs, sentences, or words of placeholder text.
Slug Generator
Turn any title into a clean, lowercase, hyphenated URL slug.