NVIDIA Plug-ins for Adobe Photoshop
This installer contains two plug-ins and several helpful scripts for AdobeВ® PhotoshopВ®.
These tools operate within Photoshop itself. If you are looking for texture compression libraries, or command-line texture compression and generation, please take a look at our new GPU-Accelerated Texture Tools, which provide a 10x performance boost if you have a GeForce 8 Series GPU.
สำหรับสร้าง Normal Map ตัวนีเป็นปลั๊กอินฟรี ครับ

http://developer.nvidia.com/object/photosh....html#downloads