Valve Celebrates Half-Life 2's 20th Anniversary with Major Updates and Documentary

The update includes new features, developer commentary, and a two-hour documentary exploring the game's development and legacy.

Half-Life 2's 20th anniversary update adds Steam Workshop support, developer commentary, and integrates Episodes One and Two into the base game.
A two-hour documentary released by Valve highlights the game's development, including insights into the canceled Episode 3.
Gabe Newell discusses the challenges that prevented the release of Half-Life 2: Episode 3, emphasizing the need for innovation in future installments.
Players can access the updated Half-Life 2 for free on Steam until November 18, coinciding with the anniversary celebration.
The update has significantly boosted player numbers, marking the highest peak since Steam began tracking concurrent players in 2008.