Valve Software

Proton

Compatibility tool for Steam Play based on Wine and additional components

GameNetworkingSockets

Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.

openvr

OpenVR SDK

steam-for-linux

Issue tracking for the Steam for Linux beta client

source-sdk-2013

The 2013 edition of the Source SDK

halflife

Half-Life 1 engine based games

gamescope

SteamOS session compositing window manager

steam-audio

Steam Audio

SteamOS

SteamOS community tracker

Dota2-Gameplay

Public Bug Tracker for Dota2

steam-runtime

A runtime environment for Steam applications

wine

Wine with a bit of extra spice

steamvr_unity_plugin

SteamVR Unity Plugin - Documentation at: https://valvesoftware.github.io/steamvr_unity_plugin/

csgo-osx-linux

Counter-Strike: Global Offensive

Source-1-Games

Source 1 based games such as TF2 and Counter-Strike: Source

Fossilize

A serialization format for various persistent Vulkan object types.

counter-strike

CS:GO

Dota-2

Tracker for issues specific to Linux and Mac in the Reborn client. If you have a general issue or non-system-specific feature request please go to dev.dota2.com

steamos_kernel

SteamOS kernel branches

dxvk

dxvk tree containing branches used by Proton

unity-xr-plugin

OpenVR plugin for Unity's XR API

voglperf

Benchmarking tool for Linux OpenGL games. Spews frame information, logs frametimes.

steamvr_unreal_plugin

SteamVR Input Unreal Plugin - Documentation at: https://github.com/ValveSoftware/steamvr_unreal_plugin/wiki Sample project (UE4.15-4.23): https://github.com/ValveSoftware/steamvr_unreal_plugin/wiki/sample/SteamVRInputPlugin.zip Sample Project (UE.424+): https://github.com/ValveSoftware/steamvr_unreal_plugin/wiki/sample/SteamVRInputPlugin_UEIntegrated.7z

portal2

Issues for the Linux port of Portal 2

steam-devices

List of devices Steam and SteamVR will want read/write permissions on, to help downstream distributions create udev rules/etc

vkd3d

steamos-compositor

SteamOS session compositing window manager

Dota-2-Vulkan

Tracker for issues specific to the Vulkan version of Dota 2 on Windows, Linux, and macOS

eigen

Fork of Eigen release version 3.4. Adds ability to use alternate threading systems from Open MP.

OpenXR-Canonical-Pose-Tool

A tool to help OpenXR runtime developers match their poses to other runtimes' poses.