What is a texture pack?
A texture pack is a upgrade -or downgrade- in graphics which can improve the fps or make your game look fancy.
This is a high textured customizable pack. With easy to use custom choices and mod support. The website is http://painterlypack.net/
Photo realism pack
WARNING- This is very high textured! Crashes may occur. This pack is hd and is amazing! If you like realism you will love this. Download from minecraft forum
A simple texture pack with a little custom twist.
Great for people with laggy computers, who like Minecraft textures, but finds they make there computer lag. The link is http://piehole.alexvoelk.de/.