This project provides a simple way to install SDR++ in non-mutable Operating Systems such as SteamDeck's SteamOS
WARNING: Tested only with RTL-TCP source on SteamDeck under SteamOS 3.7.x, other usages might need tweaking
flatpak-builder --force-clean build-dir org.sdrpp.App.yaml --install build-dir --user
flatpak build-bundle repo-dir org.sdrpp.App.flatpak org.sdrpp.App
Double click .flatpak file and install with Discover
.flatpak