caesar, a Python code which can apply a Caesar Shift Cipher to a string of text.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
caesar is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.
atbash, a Python code which applies the Atbash substitution cipher to a string of text.
chrpak, a Python code which works with characters and strings.
filum, a Python code which can work with information in text files.
rot13, a Python code which can encipher a string using the ROT13 cipher for letters, and the ROT5 cipher for digits.