Downloads - Portal: Prelude Team

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Portal: Prelude 1.2.1

Jul 5 2023 Portal: Prelude Full Version 18 comments

This mod by the Portal: Prelude Team is the prequel to the Portal game. Features include more gameplay hours than the original game, 8 chapters, 19 test...

portal: prelude 1.2.1 full version

Portal: Prelude 1.2.0

Jun 29 2023 Portal: Prelude Full Version 25 comments

This mod by the Portal: Prelude Team is the prequel to the Portal game. Features include more gameplay hours than the original game, 8 chapters, 19 test...

portal: prelude 1.2.0 full version

Portal: Prelude 1.1.5 (archive version)

May 20 2010 Portal: Prelude Full Version 55 comments

All the files needed to make Portal: Prelude run. This version is exactly the same than the "installer" version except that it works better for Mac OS...

portal: prelude 1.1.5 (archive version) full version

Portal: Prelude 1.1.5 (complete installer)

Feb 2 2009 Portal: Prelude Full Version 156 comments

This new version is shipped with more than 115 bug fixes, improvements and additions (since 1.0.0). We know everything's still not perfect, but we believe...

portal: prelude 1.1.5 (complete installer) full version

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