PlugY - The Survival Kit
Author YohannVersion 10.0
PlugY, The Survival Kit, contains several features such as infinite stash pages, shared stash between characters, stat point unassignment, additional stat pages with information like %Magic Find and resistances, etc. Not supported on realms.
Author MarcoVersion 3
The Skillpoint Planner allows you to plan and calculate specific sets of character skills. The result can then be bookmarked or shared with other members of the forums.
Author suchbalanceVersion 1.0
This app allows you to work out the damage of all spells and attacks in the game based on your character's unique combination of stats and skills, as well as track the progression of every passive ability, buff and debuff. If you have ever wondered how much damage a certain proc does, how an oSkill will scale into the endgame (and any surprising hidden synergies it might have) or exactly how much benefit you will gain from an equipment upgrade then this is the tool for you.
Median XL Offline Tools
Author kambalaVersion 0.4.2.1
Median XL Offline Tools adds a nice way to manipulate character save files. It enables users to respec, rename, convert and downlevel characters. Also allows viewing, searching and mass disenchanting items, as well as sorting stash.
Author UnknownVersion 1.0
This unofficial "patch" allows you to replace Diablo II font with a more readable one. Instructions are in the readme.
Author HenleyVersion 1.0.2
This unofficial "patch" allows you to play Diablo II in resolutions other than 640x480 and 800x600. The patch lets you select any resolution 640x480 or higher that is supported by your current display adapter/monitor. There are no other changes to the game other than this.
Only supports Diablo II version 1.12a!
D2SE - Modmanager
Author SeltsamuelVersion 2.2.0
The D2SE Modmanager allows you to use any of the Diablo 2 versions between 1.07 and 1.13c as well as nearly every mod. Includes PlugY, the Survival Kit and glidewrapper. Each mod has its own folder, keeping Diablo II files untouched and saved characters separated from other versions. The mods are NOT included and have to be installed seperately.