The inaugural Steam Dev Days conference was held in January 2014 as an event for game developers using Valve's Steam client, Source Engine, and other services. SteamOS, Steam Machines, VR gaming, and gaming on Linux were among the big topics for the event.

Steam Dev Days Linux & Open-Source News

Steam VR's "Knuckles" Controller Now In Dev Kit Form   Valve   2017-06-22
Valve Publishes A SteamVR Developer Build For Linux   Valve   2017-02-21
Valve Has Another Linux Graphics Driver Developer Working On Open-Source AMD   Valve   2017-02-14
Linux Gaming Was Great In 2016, But 2017 Should Be Even Better   Linux Gaming   2016-12-27
Steam Dev Days 2016 Videos Published: SteamOS/Linux & Vulkan Talks   Valve   2016-11-03
Open-Source Radeon, Vulkan & Linux 4.8~4.9 Were October Hits   Phoronix   2016-11-01
Valve Uses Kubuntu For Demonstrating Linux VR With The HTC Vive   Valve   2016-10-13
Google Releases Chrome 54 Web-Browser   Google   2016-10-13
Steam Dev Days: VR, VR, VR; Valve Looking To Contract Mesa Developers For AMD Work   Valve   2016-10-13
Valve Expected To Show Off Linux VR Demo Today   Valve   2016-10-12
Steam Dev Days Are In 2 Weeks; SteamOS/Linux Will Be Talked About   Valve   2016-09-26
The Most Significant Linux Gaming Milestones Of 2014   Linux Gaming   2014-12-27
Rich Geldreich Leaves Valves; Points To More "End Of OpenGL" Articles   Valve   2014-06-09
Valve Publishes The Source Code For Their VOGL OpenGL Debugger   Valve   2014-03-12
Steam Dev Days Videos Are Now Online   Valve   2014-02-11
Valve Open-Sources Steamworks VR API Code   Valve   2014-02-11
Valve's VOGL Debugger To Be Completely Open-Source   Valve   2014-01-17
Valve Needs Help From OpenGL Game Developers   Valve   2014-01-17
Ryan Gordon's Linux Game Porting Guidance   Linux Gaming   2014-01-17
Valve's VOGL OpenGL Debugger Should Be Great   Valve   2014-01-16
Steam Dev Days Is Off To A Great Start   Valve   2014-01-15
Valve Pushes Out Steam VR Beta Support   Valve   2014-01-14
Steam Dev Days Is This Coming Week   Valve   2014-01-12
Leadwerks Game Engine Now In Beta For Linux   Linux Gaming   2013-10-30