zip and unzip web tool - ezyZip

ezyZip is a very very simple web application to compress and extract files online.
It does not require user to upload any files to the server.
It runs as a java applet inside your browser and archives files locally, making it much quicker and easier to use.
It needs Java Run Time Environment.

http://www.ezyzip.com/

Features:

1. Zip and unzip files within your PC's browser.
2. Zip as many files as you want.
3. It runs in your browser, so there is no uploading of files to a server.
4. 100% Free and no need to sign up.