Similar projects

• Starwort/asynctk (on PyPi) - tries to wrap all widgets and make all their methods asyncroneous.
  Most recent commit: October 2021.
  GPL v3 license.
• gottadiveintopython/asynctkinter (on PyPi) - looks like an asynchronous framework itself (like trio).
  Most recent commit: August 2023.
  MIT License.

The latter two projects use old asyncio code (from before async/await syntax addition):

• Lucretiel/tkinter-async - most recent commit: May 7, 2015
• fluentpython/asyncio-tkinter - most recent commit: Apr 5, 2015.