GemRB

GemRB (Game engine made with preRendered Background) is a portable open-source implementation of Bioware's Infinity Engine.

It was written to support pseudo-3D role playing games based on the Dungeons & Dragons ruleset (Baldur's Gate and Icewind Dale series, Planescape: Torment). It runs on GNU/Linux, Microsoft Windows, BSD, OS X, possibly other UNIX derivatives and exotics. It is licensed under the GPL.

Planescape: Torment

GemRB
Sigil... A place with gates that lead anywhere in existence, provided you have the proper key.
Gamers: 1
Rating: 9
Popularity: 0

Icewind Dale II

GemRB
The worst fear of the civilized realms has come true.
Rating: 8
Popularity: 0

Icewind Dale

In the northernmost reaches of the Forgotten Realms lies the frozen and untamed region known as Icewind Dale.
Gamers: 1
Rating: 8
Popularity: 0

Baldur's Gate 2

by BioWare
GemRB
Will you resist the evil within you and forge a legend of heroic proportions? Or will you embrace your monstrous inner nature and carve...
Gamers: 1
Rating: 10
Popularity: 0

Baldur's Gate

by BioWare
GemRB
Chaos threatens to overwhelm the Sword Coast.
Gamers: 4
Rating: 6.3
Popularity: 0