Tool Category: Utilities
Prime Number Checker
Check if a number is prime, and see its factors and the next prime.
utilities
•
5.0
Launch
Whitespace Remover
Clean up messy spacing: trim lines, collapse spaces, and drop blank lines.
utilities
•
5.0
Launch
Robots.txt Generator
Generate a robots.txt file for your site.
utilities
•
5.0
Launch
Text to Binary Converter
Convert text to binary and binary back to text.
utilities
•
5.0
Launch
Caesar Cipher / ROT13
Encode or decode text with a Caesar shift (13 = ROT13).
utilities
•
5.0
Launch
Bcrypt Hash Generator
Generate a secure bcrypt hash, or check a password against one.
utilities
•
5.0
Launch
Credit Card Number Validator
Check a card number for a valid Luhn checksum and detect the brand. No data is stored.
utilities
•
5.0
Launch
Cron Expression Explainer
Translate a 5-field cron schedule into plain English.
utilities
•
5.0
Launch
Query String Parser
Break a URL or query string into its parameters.
utilities
•
5.0
Launch
UTM Campaign URL Builder
Build a trackable campaign URL with UTM parameters.
utilities
•
5.0
Launch