SHA-256 of 'hello'
- SHA256(hello) -> 2cf24dba5fb0a...
security validator
Generate MD5, SHA1, or SHA256 hashes locally—no data leaves your browser.
Runs hashing locally via CryptoJS.
Supports MD5, SHA1, and SHA256 outputs.
No inputs are stored or sent anywhere.
web
JSON-LD SEO Validator & Rich Result Schema Checker
Validate rendered JSON-LD structured data for schema.org syntax, rich-result readiness, visible-content alignment, and crawlable schema blocks before publishing.
data
IMEI Validator
Validate IMEI numbers with Luhn checksum client-side.
format
Plist Validator
Validate Apple plist files (XML or binary/base64) locally with clear errors.
web
Web App Manifest SEO Validator & PWA Install QA
Validate manifest.json locally for PWA installability, mobile install metadata, app names, start_url, display mode, theme colors, and icon entries before launch.
For quick hashing only. Not a replacement for secure, salted password hashing or HMAC signing.