A simple Tkinter GUI to normalize and display MAC addresses in three common formats:

• Colon: XX:XX:XX:XX:XX:XX
• Dash: XX-XX-XX-XX-XX-XX
• Dotted: XXXX.XXXX.XXXX

It also lets you choose UPPERCASE or lowercase and copy the results to your clipboard.

You can install from PyPI once published:

pip install mac-formatter-gui

For local development (from this repository root):

pip install -e .

After installation, launch the app with the console command:

mac-formatter

Or via Python:

python -m mac_formatter.app

• Python 3.8+
• Tkinter (comes with standard CPython on most platforms)

Build and test the distribution locally:

python -m build

Upload to TestPyPI:

python -m twine upload -r testpypi dist/*

Upload to PyPI:

python -m twine upload dist/*