Tech riderRev. 20 Sept 2026
Proton-CachyOS
- 1Runs onLinux
- 2CostsNot stated by the maker
- 3Host platformsLinux
- 4Runtime modeltranslation + runtime
- 5DirectX supportdirectx 9/10/11 + 12
- 6Vulkan supportYes
- 7Steam integrationYes
- 8Anti-cheat statuspartial
7 lines stated Written from the maker's own pages: github.com
Overview
Proton-CachyOS is ranked #12 of 27 in game compatibility layers on Specifiction. It runs on Linux.
Compared on game compatibility layers
- Free plan
- Yesgithub.com
- Host platforms
- Linuxgithub.com
- Runtime model
- translation + runtimegithub.com
- DirectX support
- directx 9/10/11 + 12github.com
- Vulkan support
- Yesgithub.com
- Steam integration
- Yesgithub.com
- Anti-cheat status
- partialgithub.com
Facts
- Purpose
- Proton-CachyOS is a Steam Play and umu-launcher compatibility tool that builds on Proton with experimental features and third-party tools.github.com · 30 Sept 2026
- Windows game support
- Proton uses Wine to let Windows-exclusive games run on Linux.github.com · 30 Sept 2026
- Intended audience
- The project says its custom Proton distribution is for users who want to test bleeding-edge features, community modifications, and stores other than Steam.github.com · 30 Sept 2026
- Steam recommendation
- The README recommends that most users use the Proton provided by the Steam Client itself.github.com · 30 Sept 2026
- Graphics features
- Runtime options include DXVK low-latency support, FSR and DLSS upgrades, and Vulkan Reflex support.github.com · 30 Sept 2026
- Audio and display
- The README documents PipeWire audio support and experimental native Wayland support.github.com · 30 Sept 2026
- Integrations
- The documented options include automatic OptiScaler injection and a Discord Rich Presence bridge for games running in Proton.github.com · 30 Sept 2026
- Compatibility limits
- The README warns that winewayland is experimental and work in progress, and the release page cautions that package variants may cause confusion and suggests x86_64.github.com · 30 Sept 2026
- Anti-cheat caution
- The README warns that the dxvk-sarek async branch should not be used with games using anti-cheat or multiplayer games in general.github.com · 30 Sept 2026
- Distribution
- The README says binary packages for Steam Linux Runtime are available in the repository’s releases.github.com · 30 Sept 2026
- Release signing
- The latest release page states that its tag was signed with the committer’s verified signature.github.com · 30 Sept 2026
- License
- The repository lists a BSD-3-Clause license.github.com · 30 Sept 2026
- Supported clients
- It is designed for the Steam client and umu-launcher.github.com · 30 Sept 2026
- Windows games
- Proton enables Windows-exclusive games to run on Linux through Wine.github.com · 30 Sept 2026
- Target users
- The project is intended for users who want bleeding-edge features, community modifications, or stores other than Steam.github.com · 30 Sept 2026
- Runtime configuration
- Users can configure behavior with environment variables and Steam launch options, including logging, graphics, audio, input, and compatibility settings.github.com · 30 Sept 2026
- Graphics integrations
- Proton-CachyOS includes options for DXVK-Sarek, DXVK low latency, D7VK, FSR4, DLSS, XeSS, and alternative NVIDIA libraries.github.com · 30 Sept 2026
- Wayland and audio
- Native Wayland support is experimental, while the Wine PipeWire audio driver is enabled by default.github.com · 30 Sept 2026
- OptiScaler
- OptiScaler injection is supported but described as work in progress and not guaranteed to work with all games.github.com · 30 Sept 2026
- Anti-cheat limitation
- The DXVK-Sarek async option should not be used with games using anti-cheat or multiplayer games in general.github.com · 30 Sept 2026
- Build environment
- Most Proton builds run inside the Proton SDK container and require Docker or Podman on the host.github.com · 30 Sept 2026
- Architecture limitation
- ARM64 builds require an ARM64 build machine and cannot be used in x86 Steam running through FEX.github.com · 30 Sept 2026
- Licensing
- The repository says Proton source and binaries are governed by a variety of licenses, with component licenses included in their directories.github.com · 30 Sept 2026
- Support
- CachyOS directs issue reports to GitHub, its forum, Discord support channels, and Reddit, with the team and community described as volunteers.wiki.cachyos.org · 30 Sept 2026
- Maintainer
- The CachyOS team page identifies Stelios Tsampas as developer and maintainer of CachyOS Wine and Proton.cachyos.org · 30 Sept 2026
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Where it ranks on Specifiction
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Sources
- github.com/CachyOS/proton-cachyos· checked 30 Sept 2026
- github.com/CachyOS/proton-cachyos/releases· checked 30 Sept 2026
- github.com/CachyOS/proton-cachyos/blob/cachyos_mai· checked 30 Sept 2026
- github.com/CachyOS/proton-cachyos/blob/cachyos_mai· checked 30 Sept 2026
- wiki.cachyos.org/cachyos_basic/faq/· checked 30 Sept 2026
- cachyos.org/about/· checked 30 Sept 2026