IE Mods and Modding Communities:

• Infity Engine Modlist
• Pocket Plane Group
• The Gibberlings Three

Tools & Sources:

• WeiDU (Weimer Dialog Utilities)
• IESDP (Infinity Engine Structures Description Project)
• Complete Scripting Guide by SimDing0
• DLTCEP (Dragonlance TC Editor Pro)
• IETME (IE Tileset Map Editor)
• BAM Workshop
• Near Infinity (an Infinity Engine browser and editor)
• Infinity Explorer(an Infinity Engine browser)
• Shadow Keeper (a savegame editor for BG2)
• TextPad
• Audacity (audio editor)
• Kristal Audio Engine
• Steinberg Cubase LE
• Voxengo Redunoise
• Voxengo r8brain
• OggDrop XP
• Corel PhotoPaint 9
• The three-dimensional character model (as presented in "Characters in Computer Games: Toward Understanding Interpretation and Design" by Lankoski, Petri; Satu Heliö & Inger Ekman (2003))

Official:

• Black Isle Studios
• BioWare
• Interplay Entertainment Corp.
• Wizards of the Coast