Defi@nce26 maphack is available here as a free download, and is very easy to install. Simply download the file, put it into your Diablo 2 directoy and start Diablo 2. When in a game on the internet, simply alt-tab out of Diablo 2 and open the maphack.

Features:
- Reveals map
- Changes colour of item text so it's easy to see socketed and ethereal items, and runes and gems while on the ground
- Displays more information on the minimap so you can see what shrines are etc from a distance
- Allows you to see other peoples items in town by holding your cursor over them and pressing 0