rot13, a Python code which is given a string and applies the ROT13 cipher to characters and the ROT5 cipher to digits.
For example, we have:
Input: Output: abcdefghijklmnopqrstuvwxyz nopqrstuvwxyzabcdefghijklm Cher Pure James Thurston Howell Wnzrf Guhefgba Ubjryy 0123456789 56789012345
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
rot13 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.
caesar, a Python code which can apply a Caesar Shift 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.