Game Texture Viewer is a texture viewing and management application for game development that was just acquired by JangaFX and made available for free. If you are interested in trying out Game Texture Viewer, simply download the trial and activate with the product key: GPG7-33NS-KJ2K-CKGT.
Game Texture Viewer is available here. The company that acquired GTV is JangaFX, creators of the EmberGEN fluid simulation software. You can learn more about GTV and see it in action in the video below.