Tool directory
All online tools
A structured collection of fast utilities. Ready tools are interactive now; planned tools are staged for upcoming releases.
Hash & checksums
MD5 Generator
Generate an MD5 hash from text directly in your browser. Useful for checksums, legacy systems, and quick comparisons.
Hash & checksums
SHA-256 Generator
Create SHA-256 hashes locally in the browser using the Web Crypto API.
Hash & checksums
File Checksum Generator
Generate MD5 and SHA-256 checksums for local files without uploading them.
Hash & checksums
Hash Compare
Compare two hashes locally with whitespace cleanup and case-insensitive matching.
Encoding
Base64 Encode and Decode
Encode text to Base64 or decode Base64 back to readable text in the browser.
Data formatters
JSON Formatter and Validator
Format, validate, and minify JSON locally with clear error messages.
Network & web
What Is My IP Address?
See the public IP address your browser is using to reach Lumio Utils.
Text utilities
UUID Generator
Generate random UUID v4 values in your browser.
Security helpers
Password Generator
Generate strong passwords locally without sending them to a server.
Encoding
URL Encode and Decode
Encode and decode URL components safely for query strings and APIs.
Encoding
QR Code Generator
Create QR codes locally for URLs, Wi-Fi notes, contact text, and short messages.
Image & SVG
SVG to Android Vector Drawable
Convert supported SVG paths into Android Vector Drawable XML.
Image & SVG
EXIF Remover
Remove private metadata from photos before sharing them online.
SEO & marketing
Meta Tag Preview
Preview title and description snippets for search and social sharing.