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ValveSoftware repositories

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ValveSoftware/GameNetworkingSocketsC++

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

Last commit Oct 25, 2023

 (7,612 stars) (592 forks) (3 indexed issues) (3 open good first issues)
ValveSoftware/ProtonC++

Compatibility tool for Steam Play based on Wine and additional components

Last commit May 14, 2026

 (31,459 stars) (1,438 forks) (0 indexed issues) (0 open good first issues)
ValveSoftware/dxvkC++

dxvk tree containing branches used by Proton

Last commit Nov 22, 2021

 (471 stars) (38 forks) (0 indexed issues) (0 open good first issues)
ValveSoftware/gamescopeC++

SteamOS session compositing window manager

Last commit May 28, 2026

 (4,809 stars) (355 forks) (1 indexed issue) (1 open good first issue)
ValveSoftware/portal2

Issues for the Linux port of Portal 2

Last commit Apr 22, 2024

 (156 stars) (9 forks) (0 indexed issues) (0 open good first issues)
ValveSoftware/steamvr_unreal_pluginC++

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

Last commit Mar 8, 2024

 (186 stars) (30 forks) (3 indexed issues) (3 open good first issues)
ValveSoftware/unity-xr-pluginC#

OpenVR plugin for Unity's XR API

Last commit Oct 29, 2025

 (335 stars) (64 forks) (0 indexed issues) (0 open good first issues)
ValveSoftware/vkd3dC

Last commit Jul 27, 2022

 (219 stars) (16 forks) (0 indexed issues) (0 open good first issues)
ValveSoftware/wineC

Wine with a bit of extra spice

Last commit May 13, 2026

 (1,959 stars) (404 forks) (0 indexed issues) (0 open good first issues)