Repositories list

• ATBASHCipher

  Public
  A simple linear cipher originally used on the Hebrew alphabet.

  cryptographyhacktoberfestcryptools+ 1hacktoberfest-accepted

  JavaScript

  •

  MIT License

  •4•5•0•0•Updated Oct 8, 2025Oct 8, 2025

• RailfenceCipher

  Public
  Rail fence cipher

  cryptographycipherhacktoberfest+ 2cryptoolshacktoberfest-accepted

  JavaScript

  •

  MIT License

  •4•14•0•4•Updated Oct 8, 2025Oct 8, 2025

• AffineCipher

  Public
  cryptographyhacktoberfestaffine-cipher+ 2cryptoolshacktoberfest-accepted

  Java

  •

  MIT License

  •2•4•1•0•Updated Oct 8, 2025Oct 8, 2025

• CaesarCipher

  Public
  Caesar Cipher

  cryptographycipherhacktoberfest+ 3caesar-ciphercryptoolshacktoberfest-accepted

  Java

  •

  MIT License

  •17•36•0•1•Updated Oct 8, 2025Oct 8, 2025

• Binascii

  Public
  ASCII to Binary.

  hacktoberfesthacktoberfest-accepted

  JavaScript

  •

  MIT License

  •4•3•0•0•Updated Oct 8, 2025Oct 8, 2025

• VigenereCipher

  Public
  Secure cipher but now breakable

  cryptographyhacktoberfestcryptools+ 1hacktoberfest-accepted

  JavaScript

  •

  MIT License

  •6•10•0•1•Updated Oct 8, 2025Oct 8, 2025

• learn

  Public

  CrypTools/learn’s past year of commit activity
  CrypTools' learning platform

  challengecryptographylearning-exercise+ 4technical-coding-interviewhacktoberfestcryptoolshacktoberfest-accepted

  SCSS

  •

  MIT License

  •3•9•0•2•Updated Oct 3, 2023Oct 3, 2023

• cryptools.github.io

  Public
  Old website

  websitecryptographyhacktoberfest+ 2cryptoolshacktoberfest-accepted

  SCSS

  •

  MIT License

  •2•14•0•1•Updated Oct 3, 2023Oct 3, 2023

• L337L4N6U463

  Public
  Leet Language (not really a cipher, but fun)

  hacktoberfesthacktoberfest-accepted

  Python

  •

  MIT License

  •1•3•0•0•Updated Oct 3, 2023Oct 3, 2023

• CrypTool-App

  Public
  The next app for the CrypTool platform.

  Swift

  •0•1•0•0•Updated May 26, 2020May 26, 2020

• Windows-App

  Public
  C++

  •

  MIT License

  •0•3•0•0•Updated Oct 4, 2018Oct 4, 2018

• CrypTools-iOS

  Public
  The learn platform for iOS

  Makefile

  •0•4•0•0•Updated Oct 4, 2018Oct 4, 2018

• ROT13Cipher

  Public
  ROT13Cipher

  cryptographycipherrot13+ 1cryptools

  C++

  •

  MIT License

  •2•9•0•0•Updated Aug 13, 2018Aug 13, 2018

• CryptoLib

  Public
  Cryptools library repo

  C++

  •

  MIT License

  •0•3•0•0•Updated May 26, 2018May 26, 2018

• HashFunctions

  Public
  Various hash functions

  cryptographyhashmd5+ 2sha256cryptools

  Swift

  •3•10•0•0•Updated May 5, 2018May 5, 2018

• software

  Public
  C++

  •

  MIT License

  •0•2•0•0•Updated Apr 25, 2018Apr 25, 2018

• macOS-Software

  Public
  The official macOS app of CrypTools

  macosswiftapp+ 3cryptographyxcodecryptools

  Makefile

  •0•4•0•0•Updated Apr 25, 2018Apr 25, 2018

• RSA

  Public
  RSA encryption

  cryptographyrsaciphertext+ 2prime-numberscryptools

  Python

  •2•3•0•1•Updated Apr 14, 2018Apr 14, 2018

• RegressionCipher

  Public
  A cipher that uses regression to encrypt a word

  cryptographycipherregression+ 2hacktoberfestcryptools

  JavaScript

  •

  MIT License

  •0•3•0•0•Updated Mar 28, 2018Mar 28, 2018

• Base64

  Public
  A base 64 implementation in several languages.

  cryptographybase64cipher+ 1cryptools

  JavaScript

  •

  MIT License

  •1•7•0•0•Updated Mar 11, 2018Mar 11, 2018

• template

  Public
  Our official Trowler template.

  JavaScript

  •

  MIT License

  •0•2•0•0•Updated Mar 10, 2018Mar 10, 2018

• EmojiCipher

  Public
  A really unsafe but fun cipher (homemade)

  emojicryptographycipher+ 1cryptools

  Swift

  •

  MIT License

  •0•2•0•0•Updated Mar 3, 2018Mar 3, 2018

• Random

  Public
  Random Generators for Cryptography

  JavaScript

  •

  MIT License

  •0•3•0•0•Updated Mar 3, 2018Mar 3, 2018

• XORCipher

  Public
  Additive Cipher related to binary

  encodingcryptographycipher+ 4xor-cipherxorfrequency-analysiscryptools

  JavaScript

  •

  MIT License

  •5•15•0•0•Updated Feb 21, 2018Feb 21, 2018

• BitShiftCipher

  Public
  A homemade encryption solution

  cryptographyencryptioncipher+ 2cryptoolsbitshift-cipher

  Swift

  •

  MIT License

  •3•11•0•0•Updated Feb 21, 2018Feb 21, 2018

• npm

  Public
  The main package for all scoped CrypTools' packages

  MIT License

  •0•2•0•0•Updated Feb 19, 2018Feb 19, 2018

• HashShiftCipher

  Public
  The sum of the HashShift RNG and the VernamCipher

  Swift

  •

  MIT License

  •0•2•0•0•Updated Feb 19, 2018Feb 19, 2018

• TEACipher

  Public
  Tiny Encryption Algorithm (Extended)

  JavaScript

  •

  MIT License

  •2•4•0•0•Updated Feb 16, 2018Feb 16, 2018

• EZEncrypt

  Public
  Almost like AffineCipher: f(x)=ax

  cryptographyciphercryptools

  JavaScript

  •1•5•0•0•Updated Feb 11, 2018Feb 11, 2018

• AESCipher

  Public
  Advanced Encryption Standard (CTR mode only for the moment)

  cryptographyaes-encryptioncryptools

  JavaScript

  •

  MIT License

  •1•6•0•0•Updated Feb 11, 2018Feb 11, 2018