Platforms: IBM PC/Compatibles

Links and other resources

You can find more information on Portal on these other sites.
  • The Digital Antiquarian
    The Digital Antiquarian has a detailed history and review of Portal.
  • Lemon64
    More information on the Commodore 64 version of Portal.
  • Lemon Amiga
    More information on the Amiga version of Portal.
  • MobyGames
    MobyGames has more information on Portal.
  • Wikipedia
    Wikipedia article on Portal.