Development Tools
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.
Polybius Box Grid
Encrypt & decrypt messages with the Polybius Square Cipher! Free online tool. Learn about the Polybius Box and its use in cryptography.
Scytale Wrap Encoder
Encode text with the Scytale Wrap Encoder. Secure online tool for cipher encryption. Simple, fast, and free to use. Protect your messages!
Rail Fence Route Cipher
Encrypt and decrypt text using the Rail Fence Cipher! Secure your messages easily with this simple transposition technique. Free online tool.
Transposition Column Shuffler
Encrypt and decrypt messages quickly with our online Transposition Column Shuffler. Easy-to-use tool for secure communication.
Substitution Table Maker
Generate substitution tables for cryptography & security. Create custom alphabets and mappings quickly & easily. Free online tool!
LLMs TXT Generator
Create a clean llms txt file to guide AI crawlers. Add rules per bot, training consent, paths, crawl delay, and sitemaps. Download ready txt in one click.
Offline URL Extractor Tool
Extract URLs offline for free! Easily pull links from text/HTML files—no internet required. Copy, download TXT/XLS. Secure, fast & responsive. Try it now.