Tkinter is described as 'The tkinter package (“Tk interface”) is the standard Python interface to the Tcl/Tk GUI toolkit. Both Tk and tkinter are available on most Unix platforms, including macOS, as well as on Windows systems' and is an app in the development category. There are more than 10 alternatives to Tkinter for a variety of platforms, including Mac, Windows, Linux, Self-Hosted and BSD apps. The best Tkinter alternative is Qt, which is both free and Open Source. Other great apps like Tkinter are Electron, GTK, wxWidgets and PyQt.
Repose is a Rust UI framework with a Compose-like programming model. It's organized as a small core (repose-core) plus higher-level UI/layout (repose-ui) and platform runners (repose-platform) that currently target desktop (winit) and Android, with web support.
