
kdiff3
Beyond Compare
WinMerge
Meld
Araxis Merge
DiffMerge
P4Merge
Devart Code Compare
PySimpleGUI
PyQt
Tkinter
MD Python Designer
Dear PyGui
PyGObject
BeeWare
GTK
kdiff3
PySimpleGUIBeyond Compare - Beyond Compare allows you to compare files and folders.
PyQt - Riverbank | Software | PyQt | What is PyQt?
WinMerge - WinMerge is an open source differencing and merging tool for Windows.
Tkinter - Tkinter is a Python wrapper for Tcl/Tk that offers classes to create various graphical user interfaces.
Meld - What is Meld? Meld is a visual diff and merge tool targeted at developers.
MD Python Designer - A drag and drop GUI Designer that uses a combination of Tkinter and its own code.