Pakrat: Automates and simplifies the process of creating alliases for flatpaks, good if you just need to make a few programs be simplified
Fuzzpak: Lets you do fuzzy searches for flatpaks(as in you just write fuzzpak inkscape and it auto looks for something with inkscape in the flatpak folder and launches it), good for when you want to simplify launching flatpaks in general without doing the process of configuring stuff manually