Development Tools
Robots.txt Visual Analyzer
Analyze robots.txt instantly. Parse directives, spot issues, and test URLs by user-agent with longest-match evaluation. Private, fast, and fully browser based.
Regex Pattern Tester Online
Test regex patterns instantly with our free online Regex Pattern Tester. Visualize matches, debug syntax, and validate expressions securely in your browser.
Trifid Ternary Cipher
Encrypt & decrypt text with the Trifid Cipher online. Securely encode your messages using this ternary-based cryptography tool. Free and easy to use!
ADFGVX WWI Grid
Encrypt and decrypt messages using the ADFGVX cipher from WWI. Free online tool for historical cipher enthusiasts and students.
Book Cipher Page Ref
Book Cipher Page Ref: Securely encrypt messages using any book. Easy to use online tool. Encode and decode secret texts with page references.
Cardano Grille Shifter
Shift ADA between wallets, delegate stake, and manage your Cardano funds securely with Grille Shifter. Easy to use and built for convenience.
Beale Treasure Key
Crack the Beale Ciphers! Our tool helps you analyze and potentially decipher the legendary Beale treasure codes. Start your hunt today!
Base58 Bitcoin Encoder
Encode data to Base58 Bitcoin addresses. Secure and easy-to-use online tool for generating Bitcoin compatible Base58 strings.
Baconian Binary Text
Encode and decode text using the Baconian cipher with binary representation. Convert messages seamlessly with this online tool.
Atbash Mirror Reversal
Use our free Atbash Mirror Reversal tool to easily encrypt or decrypt text. Simple, secure, and instant online cipher conversion.
Pigpen Freemason Cipher
Encode and decode messages using the Pigpen (Masonic) cipher. Easy-to-use online tool for creating secret messages.
Tap Code Knock
Convert text to tap code & vice versa! Learn & practice Morse code with our easy-to-use translator. Free & online.