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ValveSoftware

9 indexed repositories · View on GitHub

source-sdk-2013
The 2013 edition of the Source SDK

C++ · 10010 stars
GameNetworkingSockets
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.

C++ · 9915 stars
SteamOS
SteamOS community tracker

2563 stars
wine
Wine with a bit of extra spice

C · 2049 stars
steam-runtime
A runtime environment for Steam applications

Shell · 1452 stars
Fossilize
A serialization format for various persistent Vulkan object types.

C++ · 780 stars
counter-strike_regional_standings

JavaScript · 334 stars
steam-devices
List of devices Steam and SteamVR will want read/write permissions on, to help downstream distributions create udev rules/etc

241 stars
Unity

C# · 64 stars

Beginner friendly Everything

Open All

Just change the AppID in the sample gameinfos to HL2DM. Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

ValveSoftware/source-sdk-2013#2092 · Opened Sep 19, 2026
DirectInput hid_joystick_enum_device fails to enumerate gamepad, breaking XInput entirely — reproducible standalone with joy.cpl, no Steam involved Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/Proton#10160 · Opened Sep 19, 2026
DIY PC With RX7600 has 4x120 HRR issues Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/SteamOS#2822 · Opened Sep 18, 2026
IRON REBELLION (1192900) Open

Game compatibility - Unofficial

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/Proton#10158 · Opened Sep 18, 2026
[ZOTAC Zone] Battery time remaining and charging time are missing Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ValveSoftware/SteamOS#2821 · Opened Sep 18, 2026
World of Warcraft: Forever Open

Game compatibility - Unofficial NVIDIA drivers

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/Proton#10157 · 34 comments · 3 reactions · Opened Sep 18, 2026
Trails in the Sky 2nd Chapter (4225980) Open

Game compatibility - Unofficial Regression

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ValveSoftware/Proton#10154 · Opened Sep 17, 2026
Feature request: HDMI Audio: Add inaudible AVR keepalive signal to keep audio devices alive Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/SteamOS#2819 · Opened Sep 17, 2026
Desktop (non-Steam-Deck) hardware: HDMI audio buffer drains at a constant rate under load, causing repeated dropouts Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/SteamOS#2818 · Opened Sep 17, 2026
Steam Machine breaks HDMI-CEC for all other connected devices Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ValveSoftware/SteamOS#2817 · Opened Sep 16, 2026
Wo Long 2: Wings of Ember Alpha Demo (4818230) Open

Game compatibility - Unofficial XAudio2

Difficulty 4/5 3-5 days Newbie friendliness 30/100

ValveSoftware/Proton#10147 · Opened Sep 16, 2026
Flatpak apps lose localizations after updates because extra-languages is unset in system config Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2816 · Opened Sep 15, 2026
[SteamMachine] SD card reader cannot read lexar play sd card specifically Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

ValveSoftware/SteamOS#2814 · Opened Sep 15, 2026
[Steam RT3] Internal error: _srt_architecture_read_elf Open

Need Retest Pressure Vessel

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/steam-runtime#854 · 4 comments · Opened Sep 14, 2026
[BUG / INVESTIGATION] Hard shutdown / GPU lockup during high-framerate video playback (VCN AV01/AV1 1440p60 @ 2x) caused by SMU C-state voltage droop + working user-space fix Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

ValveSoftware/SteamOS#2812 · 1 comment · 1 reaction · Opened Sep 14, 2026
RX 9070 XT: games running across suspend lose VRAM to GTT on resume, performance collapses until restart Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2811 · 3 comments · Opened Sep 13, 2026
Steam Machine: HDMI 2.1 FRL (dcfeaturemask=0x402) works on kernel 7.2 but loses VRR; one-line amdgpu_dm fix missing from linux-neptune-72 Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

ValveSoftware/SteamOS#2809 · 2 reactions · Opened Sep 13, 2026
Screensaver activates behind non-Steam apps and flashes when using OSD Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2808 · Opened Sep 13, 2026
Wizardry: Proving Grounds of the Mad Overlord (2518960) Open

Game compatibility - Unofficial XAudio2

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/Proton#10142 · Opened Sep 13, 2026
There was an error while trying to process the request: Access grant not present (KDE Settings -> Add New Account -> OpenDesktop) Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

ValveSoftware/SteamOS#2807 · Opened Sep 12, 2026
[Gaming Mode - Steam Machine] Full system crash followed by Wi-Fi failure after automatic reboot Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/SteamOS#2806 · Opened Sep 12, 2026
[Desktop Mode - Steam Machine] Ctrl modifier becomes stuck system-wide with local Bluetooth keyboard Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2805 · 1 reaction · Opened Sep 12, 2026
Hell is Us (1620730) Open

Game compatibility - Unofficial

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/Proton#10140 · Opened Sep 12, 2026
MY HERO ULTRA RUMBLE (1607250) Open

Game compatibility - Unofficial

Difficulty 5/5 Over a week Newbie friendliness 25/100

ValveSoftware/Proton#10139 · 1 comment · Opened Sep 11, 2026
HDMI-CEC does not honor pref Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ValveSoftware/SteamOS#2803 · Opened Sep 11, 2026
DYNASTY WARRIORS: ORIGINS (2384580) Open

Game compatibility - Unofficial XAudio2

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/Proton#10138 · 3 comments · Opened Sep 11, 2026
Reality Drift Demo (3522340) Open

Game compatibility - Unofficial

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/Proton#10137 · Opened Sep 11, 2026
Steam Machine (Fremont, Navi 33): MES does not respond to msg=RESET, so a GPU hang escalates to a MODE1 reset, loses VRAM, and kills the desktop session Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/SteamOS#2802 · 1 comment · Opened Sep 10, 2026
Dealer's Dice (4843710) Open

Game compatibility - Unofficial

Difficulty 4/5 3-5 days Newbie friendliness 42/100

ValveSoftware/Proton#10134 · 1 reaction · Opened Sep 9, 2026
Unfinished events are included in the September 7th rankings Open

Difficulty 3/5 1-2 days Newbie friendliness 62/100

ValveSoftware/counter-strike_regional_standings#47 · Opened Sep 8, 2026
Subliminal (2300840) Open

Game compatibility - Unofficial

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/Proton#10130 · 3 comments · Opened Sep 8, 2026
Commit 90855a2993e breaks wow64 builds on bleeding-edge Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

ValveSoftware/wine#354 · Opened Sep 8, 2026
Call Of Duty: Ghosts (209160) Open

Game compatibility - Unofficial Regression XAudio2

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ValveSoftware/Proton#10129 · 3 comments · Opened Sep 8, 2026
[Safety] Travel Mode to prevent unintended wake, overheating, and potential thermal hazard inside the carrying case Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

ValveSoftware/SteamOS#2799 · Opened Sep 7, 2026
Crash in xinput1_3 XInputGetState when SteamGameId environment variable isn't set Open

Difficulty 1/5 Under an hour Newbie friendliness 92/100

ValveSoftware/wine#353 · Opened Sep 7, 2026
[Desktop Mode - SteamMachine] Desktop Mode taskbar & windows don’t respond to mouse Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

ValveSoftware/SteamOS#2796 · 1 comment · Opened Sep 7, 2026
Fresh Install boots to a blackscreen even after resets Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

ValveSoftware/SteamOS#2794 · Opened Sep 7, 2026
Black screen on boot Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/SteamOS#2793 · Opened Sep 6, 2026
Descenders (681280) Open

Game compatibility - Unofficial

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/Proton#10124 · 2 comments · Opened Sep 6, 2026
[ROG Ally] TDP lock / power limit regression on wake from sleep in SteamOS 3.8 Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2790 · Opened Sep 6, 2026
sniper: bundled PipeWire 0.3.65 segfaults/deadlocks games on Bluetooth profile switch (fixed upstream in 1.2.2) Open

Need Retest

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ValveSoftware/steam-runtime#853 · 6 comments · Opened Sep 5, 2026
[7.2.0-valve1] NULL dereference in dm_freesync_mccs_ddc_worker on MST HDMI hotplug Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/SteamOS#2786 · Opened Sep 5, 2026
incompatibleFeatureTypes for Quest features Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/Unity#15 · Opened Sep 5, 2026
Mortal Shell II (2584270) Open

Game compatibility - Unofficial

Difficulty 5/5 Over a week Newbie friendliness 35/100

ValveSoftware/Proton#10121 · 2 comments · Opened Sep 5, 2026
[Wayland] several OpenGL games perform badly on a Wayland session Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

ValveSoftware/Proton#10119 · Opened Sep 4, 2026
Gaming Mode uses incorrect display regardless of config/settings. Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

ValveSoftware/SteamOS#2785 · 1 comment · 1 reaction · Opened Sep 4, 2026
Legion Go S: Trackpad not detected and physical controls stop working in Desktop Mode on SteamOS 3.8.16 Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/SteamOS#2784 · 4 comments · 2 reactions · Opened Sep 4, 2026
X-Plane 12 aircraft and plugins compiled with libcurl.4.8.0.so dont work Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ValveSoftware/steam-runtime#851 · 3 comments · Opened Sep 3, 2026
The Blood of Dawnwalker (3751260) Open

Game compatibility - Unofficial

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ValveSoftware/Proton#10116 · 5 comments · Opened Sep 3, 2026
Night mode, shift screen into a magenta hue Open

Need Retest

Difficulty 3/5 1-2 days Newbie friendliness 55/100

ValveSoftware/SteamOS#2783 · 2 comments · Opened Sep 3, 2026

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