Libpsl is a C library which provides functions to check domains against the Mozilla Public Suffix List. It is useful for cookie domain verification, certificate domain verification, highlighting parts of a domain name, and more. Every Web client handling cookies (e.g. browsers) should use the PSL data to secure privacy.
Zebra_Cookie is an extremely small (~500 bytes minified) jQuery plugin for writing, reading, and deleting cookies. Handling cookies can be a daunting task using plain JavaScript, and because jQuery doesn’t natively include functions for handling cookies and one must rely on plug-ins.
Feedback Easy is a JavaScript object that can collect a Web site user's feedback using Google Analytics. It shows forms to let the current user provide a feedback comment and rate the site. The provided feedback is recorded as an event in Google Analytics. This object also keeps track of the current user and prevents the feedback form from being presented again.
FCookie is a JavaScript object that can store and retrieve values in Flash cookies. It can generate HTML elements to embed invisible Flash objects to store, retrieve, and delete values in cookies managed by Flash objects. The Flash object is provided either as compiled SWF or ActionScript source code. The cookies domain to access can be configured.