~/utils

Small utilities I've built (mostly for myself):

Tools

Date/Time utils

• unix-to-utc - Unix timestamp to UTC converter.
• tz - Local times of common time zones.
• doy - Ordinal date to YYYY-MM-DD converter.
• timer - A simple timer and countdown.

Cryptography

• morse - Morse code encoder/decoder.
• rail-fence - Rail fence cipher.
• caesar - Caesar/ROT13 cipher.
• vigenere - Vigenère cipher.
• affine - Affine/Atbash ciphers.
• a1z26 - A1Z26 cipher.
• eleet - 13375p34k transformer.

Misc

• ip - IP lookup.
• unix-perms - Unix file system permissions visualizer.

Cellular automata

• life - Conway's Game of Life simulator.

Games

• mh - Monty Hall problem simulator.
• a2z - How fast can you type the alphabet?

Fun

• on - The most efficient way to check whether or not your computer is on.
• onfire - Four! I mean five! I mean fire!