Here is what you need to know about the tool, its download availability, and the open-source ecosystem surrounding it.

To use these features on a Steam Deck, you generally follow these steps: Requirement : You must already own and have installed the original Lossless Scaling Download the Plugin : Obtain the latest decky-lsfg-vk.zip GitHub Releases Manual Installation In Steam Deck , open the Decky Loader Developer Mode and select Install Plugin from Zip , pointing to your downloaded file. : Within the plugin menu, click Install lsfg-vk to set up the necessary Vulkan layers. Activation ~/lsfg %command% to your game's Launch Options

If you specifically want a free, open-source tool from GitHub that provides similar (though not identical) functionality, check out:

Suddenly, his monitor flickered. The hum of his computer’s cooling fans dropped to a whisper, as if the machine was holding its breath.

If you want to use Lossless Scaling on a Linux-based system like SteamOS, you must first purchase the app on Steam and then use the GitHub-hosted Vulkan layer. : Buy and install Lossless Scaling on Steam.