Mark Allen (software developer)

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Mark Allen is a software engineer, game programmer and game designer. As a student at the University of California, San Diego, Allen used UCSD Pascal to develop a 6502 interpreter for the Pascal language in 1978, along with Richard Gleaves. This work later became the basis for Apple Pascal in 1979.[1][2][3]

Later, Allen developed a number of well-received computer games for the Apple II, including Stellar Invaders,[4] Sabotage[5][6] and Pest Patrol.[7][8] Sabotage, In particular, became a classic Apple II game and sparked numerous clones. One such clone, Parachute, was preloaded software on early iPods that had displays.


  1. ^ The UCSD P-System Museum History of the UCSD P-System
  2. ^ The Pascal Programming Language The origins of Pascal
  3. ^ First Bytes Into An Apple
  4. ^ Giant List of Classic Game Programmers See Mark Allen's entry
  5. ^ Video play-through of Sabotage on an Apple II
  6. ^ Linzmayer, Owen (Fall 1983). "Pest Patrol".