portrait filter

anti-spam filter, initially based on the work of Paul Graham.

this Internet Explorer plugin is a free ad killer,and popup filter.

Email, Phone and Fax extractor tool, with exclusive filter and merge data

Free filter for quality improvement of compressed video. Uses GPU for speedup

Naomi is internet filter,password protect,free monitor software.

eMail Rescue is a junk e-mail filter.

Note Gate 2 is a real-time pitch-based Audio Unit volume filter effect.

Personal anti-spam filter: free, smart, customizable, under your full control

ZFilter: the .ZIP indexing filter for Microsoft Windows servers.

Create, edit, filter, apply effects, and convert audio files.