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Valve

18 games developed by Valve that we track, with today’s price at each store and the lowest price we have seen.

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Games tracked18since Sep 2026
On sale now1up to −1%
Released1998–2020
Steam usersOverwhelmingly Positiveon 9 of 16 games2,384,805 reviews
Genres
Action16Free To Play5Adventure2Strategy2

Valve's debut title, Half-Life, was released in 1998. Since then, we've released dozens of titles that changed the world (and one that didn't). Today, millions of people play our games every day.

From Valve’s page on Steam
Founded
1996
Country
United States
Role
Developer and publisher

On sale now

The deepest discounts on games developed by Valve.

Sale history

From the prices we have recorded for games developed by Valve. Our own record, which starts on Sep 16, 2026; sales before then are not in it.

Last saleOct 1–8, 2026up to −80% at Steamon 10 games
Games on sale since Sep 16, 202610 of 12of those we had a price for

All 18 games developed by Valve

Newest release first, announced games last

Show these games as

2020

  1. Half-Life: Alyx

2019

  1. Dota Underlords

2013

  1. Dota 2

2012

  1. Counter-Strike 2
  2. Counter-Strike:Global Offensive
  3. Source Filmmaker

2011

  1. Portal 2

2009

  1. Left 4 Dead 2

2008

  1. Left 4 Dead

2007

  1. Portal
  2. Team Fortress 2

2006

  1. Half-Life Deathmatch: Source

2004

  1. Half-Life 2
  2. Counter-Strike: Source

2001

  1. Deathmatch Classic

2000

  1. Counter-Strike

1999

  1. Team Fortress Classic

1998

  1. Half-Life

Latest video from Valve

From their YouTube channel.

Steam Frame: Official Overview and Quick Start Guide (Accessories)

More on their channel

Latest from Valve on Bluesky

Their own posts, newest first. Each one opens on Bluesky.

  1. Check out our new Getting Started videos for @Steam Frame! store.steampowered.com/hardware/get... You can still join the waitlist for yours here: store.steampowered.com/hardware/ste...
  2. Steam Frame is here! Our wireless VR headset + controllers, available now in the following models: Steam Frame 256GB Steam Frame 1TB Sign up now and learn more on @steampowered.com : store.steampowered.com/hardware/ste...
  3. It's cool, quiet, and powerful. It's also the size of a tissue box*. *Or a bunch of bananas. *A loaf of bread? You get the idea. Learn more about Steam Machine, our powerful lil' gaming PC, in our official video overview and quick-start guide: youtu.be/XPNW3GCIeOM

Latest from Valve on Steam

Announcements they posted, newest first. Each one opens on Steam.

  1. Counter-Strike 2 UpdateCounter-Strike 2
  2. Counter-Strike 2 UpdateCounter-Strike 2
  3. Left 4 Dead - UpdateLeft 4 Dead
  4. Team Fortress 2 Update ReleasedTeam Fortress 2
  5. Team Fortress 2 Update ReleasedTeam Fortress 2