Action games:
 hunt - a multi-player multi-terminal game
 worm - Play the growing worm game

Board games:
 backgammon - the game of backgammon
 gomoku - game of 5 in a row
 monop - Monopoly game

Card games:
 canfield - the solitaire card game canfield
 cribbage - the card game cribbage
 fish - play Go Fish
 mille - play Mille Bornes

Formatting fun:
 banner - print large banner on printer
 bcd - reformat input as punch cards, paper tape or morse code
 morse - reformat input as punch cards, paper tape or morse code
 number - convert Arabic numerals to English
 pig - eformatray inputway asway Igpay Atinlay
 ppt - reformat input as punch cards, paper tape or morse code
 random - random lines from a file or random numbers
 rot13 - rot13 encrypt/decrypt

Puzzle/Quiz:
 arithmetic - quiz on simple arithmetic
 boggle - word search game
 hangman - Computer version of the game hangman
 robots - fight off villainous robots
 snake - display chase game
 tetris-bsd - the game of tetris
 quiz - random knowledge tests
 wump - hunt the wumpus in an underground cave

Role playing:
 adventure - an exploration game
 battlestar - a tropical adventure game
 phantasia - an interterminal fantasy game

"Screensavers":
 rain - animated raindrops display
 worms - animate worms on a display terminal

Simulation games:
 atc - air traffic controller game
 sail - multi-user wooden ships and iron men
 trek - trekkie game

Various calculations:
 caesar - decrypt caesar cyphers
 pom - display the phase of the moon
 primes - generate primes

Other:
 cfscores - show scores for canfield
 huntd - hunt daemon, back-end for hunt game
 snscore - show scores for snake
 teachgammon - learn to play backgammon
 wargames - shall we play a game?
 wtf - translates acronyms for you