Steam (software)

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Steam is a digital distribution platform developed by Valve Corporation for purchasing and playing video games.wikipedia
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Valve Corporation

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Steam is a digital distribution platform developed by Valve Corporation for purchasing and playing video games.
It is the developer of the software distribution platform Steam and the Half-Life, Counter-Strike, Portal, Day of Defeat, Team Fortress, Left 4 Dead, and Dota 2 games.

Steam Machine (hardware platform)

Steam MachineSteam Machines
The success of the Steam platform has led to the development of a line of Steam Machine microconsoles, which include the SteamOS operating system and Steam Controllers, and various virtual reality devices using SteamVR such as the HTC Vive.
Steam Machine is a line of pre-built gaming computers designed to operate Valve Corporation's SteamOS through the Steam client.

SteamOS

Steam
The success of the Steam platform has led to the development of a line of Steam Machine microconsoles, which include the SteamOS operating system and Steam Controllers, and various virtual reality devices using SteamVR such as the HTC Vive.
It can run games natively that have been developed for Linux and purchased from the Steam store.

Steam Controller

Valve Steam Controller
The success of the Steam platform has led to the development of a line of Steam Machine microconsoles, which include the SteamOS operating system and Steam Controllers, and various virtual reality devices using SteamVR such as the HTC Vive.
The Steam Controller is a game controller developed by Valve Corporation to be used with personal computers running Steam on Microsoft Windows, MacOS, Linux or SteamOS.

Half-Life 2

Half Life 2Half-Life 2: Updatesecond
Valve's Half-Life 2 was the first game to require installation of the Steam client to play, even for retail copies.
The game was developed alongside Valve's Steam software and the Source engine.

Microtransaction

microtransactionsin-app purchasesin-app purchase
The software provides a freely available application programming interface (API) called Steamworks, which developers can use to integrate many of Steam's functions into their products, including networking, matchmaking, in-game achievements, microtransactions, and support for user-created content through Steam Workshop.
While microtransactions are a staple of the mobile app market, they are also seen on PC software such as Valve Corporation's Steam digital distribution platform, as well as console gaming.

Impossible Creatures

To demonstrate the ease of integrating Steam with a game, Relic Entertainment created a special version of Impossible Creatures.
On November 12, 2015, Impossible Creatures was released on Steam as Impossible Creatures: Steam Edition, by THQ Nordic.

Origin (digital distribution software)

OriginOrigin Accessdigital distribution service
Valve later changed its policy to be similar to that of Electronic Arts' Origin platform, in which blocked users can still access their games but are heavily restricted, limited to playing in offline mode and unable to participate in Steam Community features.
In 2011, Electronic Arts stated that it wanted Origin to match Valve Corporation's Steam service, Origin's primary competitor, by adding cloud game saves, auto-patching, achievements, and cross-platform releases.

Team Fortress 2

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Steam also allows users to purchase downloadable content for games, and for some specific game games such as Team Fortress 2, the ability to purchase in-game inventory items.
It is distributed online through Valve's digital retailer Steam, with retail distribution being handled by Electronic Arts.

G2A

This caused some of these third-party sites, like G2A, to be embroiled in this grey market.
The main product offering on G2A.COM is game key codes to such platforms as Steam, Origin and Xbox.

Games for Windows – Live

Games For Windows LiveGames for Windows Marketplaceonline service for Windows games
Developers are not limited to Steam's CEG and may include other forms of DRM and other authentication services than Steam; for example, some games from publisher Ubisoft require the use of their UPlay gaming service, and prior to its shutdown in 2014, some other games required Games for Windows – Live, though many of these games have since transitioned to using the Steamworks CEG approach.
On March 26, 2012, Microsoft Studios announced the arrival of Age of Empires Online on Steam.

Linux

GNU/LinuxLinLinux operating system
Though initially developed for use on Microsoft Windows operating systems, versions for macOS and Linux were later released.
There are also several companies that have ported their own or other companies' games to Linux, with Linux also being a supported platform on both the popular Steam and Desura digital-distribution services.

Steam Spy

While these changes brought Steam's privacy settings inline with approaches used by game console services, it also impacted third-party services such as Steam Spy, which relied on the public data to estimate Steam sales count.
The site uses an application programming interface (API) to the Steam software distribution service that is owned by Valve Corporation to estimate the number of sales of software titles offered on the service.

Digital rights management

DRMDRM-freedigital rights management (DRM)
Steam offers digital rights management (DRM), matchmaking servers, video streaming, and social networking services.
Valve operates Steam, a service which serves as an online store for PC games, as well as a social networking service and a DRM platform.

Humble Bundle

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The keys are sold by third-party providers such as Humble Bundle (in which a portion of the sale is given back to the publisher or distributor), distributed as part of a physical release to redeem the game, or given to a user as part of promotions, often used to deliver Kickstarter and other crowd funding rewards.
Rosen describes the inspiration coming to him through similar sales of bundle packages on the Steam platform.

Rag Doll Kung Fu

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Around that time, Valve began negotiating contracts with several publishers and independent developers to release their products, including Rag Doll Kung Fu and Darwinia, on Steam.
Rag Doll Kung Fu is available from Valve Corporation's Steam content delivery platform.

Valve Anti-Cheat

VACadditional restrictionsVAC ban
Steamworks also provides Valve Anti-Cheat (VAC), Valve's proprietary anti-cheat system; game servers automatically detect and report users who are using cheats in online, multiplayer games.
Valve Anti-Cheat (VAC) is an anti-cheat software developed by Valve Corporation as a component of the Steam platform, first released with Counter-Strike in 2002.

Gabe Newell

In 2002, the managing director of Valve, Gabe Newell, said he was offering mod teams a game engine license and distribution over Steam for US$995.
During production on Half-Life 2, he spent several months focusing on the Steam project.

Uplay

*uplayUbisoft ClubUplay Passport
Developers are not limited to Steam's CEG and may include other forms of DRM and other authentication services than Steam; for example, some games from publisher Ubisoft require the use of their UPlay gaming service, and prior to its shutdown in 2014, some other games required Games for Windows – Live, though many of these games have since transitioned to using the Steamworks CEG approach.
The client is similar to Valve’s Steam and EA’s Origin desktop clients—where the user is able to purchase and launch games from the application.

Dota 2

DotaDefense of the Ancients 2Dota 2 Reborn
Dota 2 became Valve's third published title available for the Steam Workshop in June 2012; its features include customizable accessories, character skins, and announcer packs.
It was officially released for Microsoft Windows, OS X, and Linux-based personal computers via the digital distribution platform Steam in July 2013, following a Windows-only public beta phase that began two years prior.

Portal 2

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It is part of Valve's initiative to support gamification of learning for classroom instruction; it was released alongside free versions of Portal 2 and a standalone program called "Puzzle Maker" that allows teachers and students to create and manipulate levels.
The digital PC version is distributed online by Valve's Steam service, while all retail editions were published by Electronic Arts.

Mod (video gaming)

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The first mod released on the system was Day of Defeat.
Popular websites dedicated to modding include Nexus Mods, GameBanana, Mod DB, and Steam Workshop.

Darwinia (video game)

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Around that time, Valve began negotiating contracts with several publishers and independent developers to release their products, including Rag Doll Kung Fu and Darwinia, on Steam.
Darwinia was released on Steam on 14 December 2005.

Day of Defeat

The first mod released on the system was Day of Defeat.
At the end of July 2004, Valve shut down the WON, or World Opponent Network, in favor of their digital distribution service Steam.

The Game Awards 2018

The Game Awards20185th
Since then, it has been used for other event, such as a tournament for the digital card game Artifact and The Game Awards 2018 ceremony.
During the event, sales on some of the nominated and previously winning games were held on the PlayStation Store, Nintendo eShop, Steam, and Xbox Games Store.