The Gibberlings Three (http://www.gibberlings3.net/)

The Widescreen Mod allows Planescape:Torment, Baldur's Gate: Tales of the sword Coast, Baldur's Gate II: Shadows of Amn, Baldur's Gate II: Throne of Bhaal, Icewind Dale: Heart of Winter and Icewind Dale II to be played at previously unsupported resolutions, like those of widescreen monitors. The Widescreen Mod is available for Windows and Linux.

Relevant links:
Project Page (http://www.gibberlings3.net/widescreen/)
Forum (http://forums.gibberlings3.net/index.php?showforum=136)
Readme (http://www.gibberlings3.net/readmes/readme-widescreen.html)
Download (http://www.gibberlings3.net/downloads/#widescreen)