block puzzle

click4choice is a great toolbar to search web and block pop ups.

Technique to build flexible CSS drop shadows applied to arbitrary block elements

This unique and intuitive application allows you to block junk mail (spam)

libdvdcss is a simple library designed for accessing DVDs like a block device.

This is our rendition of a block looking vertical menu.

The first ad-blocker to block all new forms of advertising!

Control your privacy. See, edit, delete or block cookies set by the browser.

Monitor, block and record AOL, MSN, Yahoo, MySpaceIM and ICQ on any LAN

Secure your personal data and block spam phishing scams. Pop-up blocking.

Detect and block spyware and viruses.