I tested 4 "Linux-compatible" USB 3.0 HDMI capture cards : r/linux_gaming
QGeeM USB to HDMI Adapter, 7-in-1 USB Hub 3.0 with HDMI 1080p,3 USB Ports, USB-C Data Port,SD/Micro Card Reader, Compatible with Windows, Android (Not Support Linux, Vista, Chrome) - Newegg.com
Cheap USB 3.0 Capture HDMI Linux/Windows Review | Foxdog Studios
Premium HDMI Component Video To USB 3.0 Video Capture Dongle For Windows Mac Linux
Plugable HDMI Capture Card USB 3.0 and USB C Record Stream and Go Live with DSLR 1080P 60FPS HDMI Passthrough for Monitor Compatible with Windows Linux macOS OBS Streaming - ODP Business Solutions
Amazon.com: 4K HDMI Video Capture Card USB C, Cam Link Capture Card HDMI USB 3.0 with Type-C for Windows/Android/Linux/Mac OS Systems for Live Streaming Gaming Recording for Switch, Xbox, PS3/4/5, OBS :
HDMI Video Capture Card,HDMI to USB 3.0 Device,Full HD 1080P 60fps Live Game Capture Recording Box With HDMI Loop-out Support Windows 7/8/10 Linux Twitch for PS3/4 Switch Xbox Streaming and Recording-HD Video
hardware - USB-C to HDMI adapter that works with Ubuntu? - Ask Ubuntu
Amazon.com: WAVLINK USB 3.0/C to HDMI Dual Display Adapter, Universal Video Graphics Adapter for Dual Monitors, Thunderbolt 3/4, 4K@30Hz+1080P@60Hz for Windows, Mac OS, NOT Support for Linux & iPad OS : Electronics
Video Capture Card Grabber HDMI to Type-C/USB C/USB 2.0 1080P 30fps Game Adapter with HDMI Loop Output for Windows Linux OS - AliExpress
Linux-Compatible USB-C to HDMI Adapter - Thomas Hunter II
Amazon.com: ABLEWE USB to HDMI Adapter, 2023 Upgraded Aluminum USB 3.0/2.0 to HDMI Audio Video Converter for PC Laptop Projector HDTV,Support Mac OS,Windows 10/8.1/8/7,Chrome OS(Not Support Linux) : Electronics
IOGEAR 2-Port USB HDMI Cabled KVM - 1920x1200@60Hz - Remote Button Swi – Dealtargets.com
Premium HDMI Component Video To USB Video Capture Dongle For Windows Mac Linux
 and Windows/Linux/Ubuntu (2X 4K) USB C to Dual HDMI Monitor, DisplayLink, MacOS Extend Mode HDMI Converter :](https://m.media-amazon.com/images/I/61MdMGXdfTL._AC_UF894,1000_QL80_.jpg "Amazon.com: i-tec USB C Dual 4K HDMI Video Adapter Works with Mac [macOS, MacBook Pro](1x 4K) and Windows/Linux/Ubuntu (2X 4K) USB C to Dual HDMI Monitor, DisplayLink, MacOS Extend Mode HDMI Converter :")
Amazon.com: i-tec USB C Dual 4K HDMI Video Adapter Works with Mac [macOS, MacBook Pro](1x 4K) and Windows/Linux/Ubuntu (2X 4K) USB C to Dual HDMI Monitor, DisplayLink, MacOS Extend Mode HDMI Converter :
Plugable DisplayPort to HDMI Passive Adapter(Windows,Linux Systems,Displays up to 4K UHD 3840x2160@30Hz),Driverless - DPM-HDMIF - Monitor Cables & Adapters - CDW.com
Wavlink USB-C to Dual 4k HDMI MST Adapter, Thunderbolt 3 Compatible, USB Type C to HDMI Multi Monitor Converter(DP Alternate Mode Required), Compatible with Windows, Mac OS, Linux, iPad - Walmart.com
Amazon.com: WISYIFIL USB to HDMI Adapter, USB 3.0/2.0 to HDMI 1080P/800/60Hz Converter Cable (DO Not Support Linux/Vista/Chromebook/Firestick) : Electronics
![Z39A HDMI / F + Microphone HDMI / F + Audio + USB 4K Capture Card, Support Windows Android Linux and Mac OS Etc [ASYA0015858PB]- US$24.40 - PlusBuyer.com](https://www.plusbuyer.com/images/new-electronics/ASYA0015858PB/z39a-hdmi-f-microphone-hdmi-f-audio-usb-4k-capture-card-support-windows-android-linux-and-mac-os-etc-plusbuyer.jpg "Z39A HDMI / F + Microphone HDMI / F + Audio + USB 4K Capture Card, Support Windows Android Linux and Mac OS Etc [ASYA0015858PB]- US$24.40 - PlusBuyer.com")
Z39A HDMI / F + Microphone HDMI / F + Audio + USB 4K Capture Card, Support Windows Android Linux and Mac OS Etc [ASYA0015858PB]- US$24.40 - PlusBuyer.com
896F High-definition USB HDMI-compatible KVM Switch Support Window,Linux System USB Sharer HDMI-compatible KVM Switch - AliExpress
USB to HDMI Adapter, HD Audio Video Cable Converter, USB 3.0 to HDMI for Multiple Monitors 1080P, Compatible with Windows XP/10/8.1/8/7 (Not Support Mac, Linux, Vista, Chrome - Walmart.com
USB to HDMI Adapter, HD 1080P Video Audio Converter, USB 3.0 to HDMI Adapter Cable for Multiple Monitors, Support Windows XP/10/8.1/8/7 (Not Mac, Linux, Vista, Chrome, Firestick) (Black) - Walmart.com
WAVLINK USB 3.0 to Dual HDMI UHD Universal Video Adapter, Supports 6 Monitor Displays, 4K and
