AlphaWorks

Add a variety of alpha-channel effects to your images.

Download link is unavailable since the product is discontinued.

This download is a collection of 20 free plug-in filters for use with Adobe Photoshop and other compatible applications such as PaintShop Pro.

Use these plug-ins to extend the abilities of your image editor beyond the standard functions. The filters in this collection are transparency effects that only work when applied to a layer that has an alpha channel attached.