Here are the most downloaded Minecraft texture packs and the links to download them. Enjoy!
1. Affluence
Supports: 1.4.2
2. Real Photo Realism(128x)
Supports: 1.4.2
3. oCd Texture Pack 1.3.1
Supports: 1.3.1
4. G’s Smooth Modern HD [256x]
Supports: CB 1.4.5-R0.1
5. Richcraft
Supports: CB 1.3.1-R2.0