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Tech riderRev. 20 Sept 2026

FEX-Emu

Ch 205.9of 27 Game Compatibility Layers
  1. 1Runs onLinux
  2. 2CostsNot stated by the maker
  3. 3Host platformsLinux
  4. 4Runtime modeltranslation + runtime
  5. 5DirectX supportdirectx 9/10/11 + 12
  6. 6Vulkan supportYes
  7. 7Steam integrationYes
6 lines stated Written from the maker's own pages: fex-emu.com
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The FEX-Emu homepage

Overview

FEX-Emu is ranked #20 of 27 in game compatibility layers on Specifiction. It runs on Linux.

Compared on game compatibility layers

Host platforms
Linuxfex-emu.com
Runtime model
translation + runtimefex-emu.com
DirectX support
directx 9/10/11 + 12fex-emu.com
Vulkan support
Yesfex-emu.com
Steam integration
Yesfex-emu.com
Anti-cheat status
not statedfex-emu.com

Facts

Purpose
FEX runs x86 applications on ARM64 Linux devices and supports both 32-bit and 64-bit binaries.fex-emu.com · 7 Oct 2026
Windows games
FEX can be used alongside Wine or Proton to play Windows games.fex-emu.com · 7 Oct 2026
Graphics forwarding
FEX can forward API calls for libraries such as OpenGL and Vulkan to host system libraries to reduce emulation overhead.fex-emu.com · 7 Oct 2026
Configuration
FEX provides per-application settings and a FEXConfig graphical interface for changing configuration.fex-emu.com · 7 Oct 2026
Instruction support
Its binary recompiler supports modern x86 and x86-64 instruction extensions, including AVX and AVX2.fex-emu.com · 7 Oct 2026
Wine integration
FEX has a modular core that can serve as a WoW64 or ARM64EC backend in Wine.fex-emu.com · 7 Oct 2026
License
The FEX repository states that it is licensed under the MIT License.github.com · 7 Oct 2026
ARM64 setup requirement
On AArch64 hosts, running applications requires an x86-64 root filesystem.wiki.fex-emu.com · 7 Oct 2026
Android limitation
FEX-Emu targets Linux on Linux devices; its FAQ says Android is not a target and will not be supported.wiki.fex-emu.com · 7 Oct 2026
VR limitation
The FEX wiki says SteamVR is not currently functional under FEX.wiki.fex-emu.com · 7 Oct 2026
Support channels
The project homepage links to GitHub and Discord.fex-emu.com · 7 Oct 2026
Project history
The project’s anniversary post says its first prototype commit was made on November 28, 2018.fex-emu.com · 7 Oct 2026

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Where it ranks on Specifiction

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