Portal: Prelude – Download the game
Portal: Prelude Installer (Microsoft Windows) (1.1.5) Portal: Prelude Archive (Mac OS) (1.1.5) Unofficial Slovak Translation (1.0b) Unofficial Chinese Translation (1.0b) Portal: Prelude 2013 hotfix/patch (1.1.5) – 2 KB. Since somewhere in 2013, Valve made some backward-incompatible changes to the way Source Mods work. Thanks to Hardtimes and d10sfan on steamcommunity.com, there is now a hotfix …
http://www.portalprelude.com/download.php
Downloads – Portal: Prelude mod for Portal – Mod DB
Portal: Prelude 1.1.5 (complete installer) Feb 2 2009 Full Version 135 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…
https://www.moddb.com/mods/portal-prelude/downloads
Portal: Prelude 1.1.5 (complete installer) file – Mod DB
Portal: Prelude, as its name states it, is an unofficial prequel to the game Portal. Its story revolves around the pre-GlaDOS epoch, even before she was plugged in. At this time, test subjects were monitored by real Aperture Science employees, whose work was tedious, lengthy and repetitive. This is why they decided to build a great artificial intelligence that could both replace them in these …
https://www.moddb.com/mods/portal-prelude/downloads/portal-prelude-115-complete-installer1
Portal: Portal: Prelude (Mod) – Version 1.1.5 zum Download
Download-Beschreibung. Portal: Prelude v1.1.5 ist eine inoffizielle Singleplayer-Mod für Portal mit diversen neuen Rätseln (offizielle Website, Screenshots); auch mit deutschen Untertiteln.Die …
https://www.4players.de/4players.php/download_info/Downloads/Download/49853/Portal/Portal_Prelude_Mod_-_Version_115.html
Portal: Prelude mod – Mod DB
Portal: Prelude 1.1.5 (complete installer) Feb 2 2009 Full Version 135 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 Feb 2 2009 Full Version 3 comments. This mod by the Portal: Prelude Team is the prequel to the Portal game. Features include more …
https://www.moddb.com/mods/portal-prelude
Portal: Prelude HOW TO INSTALL THIS MOD!? :: Portal …
I am a big Portal fan and a week ago I heared about a cool mod called “Portal: Prelude”. But I STILL don´t know how to install this mod or what I need for this mod. PLEASE HELP! I am using Windows 7. Thanks for your help! < >
https://steamcommunity.com/app/400/discussions/0/617328415064085896/
Portal: Prelude
Portal: Prelude was never supposed to work on Mac. Valve ported their Source Engine under Mac OS without telling anyone and especially not me (which seems fair anyway). Now I don’t have the time, motivation and knowledge to port the game to Mac myself, but I can provide you with a zipped version and instructions on how to make it work.The free Mac version of Portal suffers from the same …
http://www.portalprelude.com/