First look: Valve's Steam, Team Fortress 2 and Portal for Mac

Valve's highly anticipated release Mac OS X release of Steam, its cloud-based game store and service, is set to be released as a public beta this week. AppleInsider offers a first look at the software with hands-on impressions and screenshots, including the first available titles: Portal and Team Fortress 2.

Apple ended support for 32 bit software, which is over HALF of steam! : r/ tf2

Modern MacOS support??? : r/tf2

Team Fortress 2 - Valve Developer Community

Team Fortress 2 on Steam

Steam data leak reveals Team Fortress 2 has largest player count

Steam Deck: verified games list

Portal 2 PS3 Edition To Have Cross-Platform Play, Other Steam Features

TF2 Official Website - Official TF2 Wiki

Portal and Portal 2 coming to the Nintendo Switch : r/Steam

First Impressions of Steam for Mac Including Portal and Team Fortress 2 - MacRumors

Team Fortress 2 (PC, 2008) for sale online

Portal 1 & 2 On Switch Compared To Other Platforms