HCL 2.1 already in alpha stage

Help Center Live is a Live Support tool written in PHP, using a MySql database, that allows visitors on a webste to hold a conversation in real time with a representative of the website. Help Center Live also allows other projects to be integrated as modules.

The latest stable version is 2.0.6, but the development of HCL 2.1.0 is already in the works, and you can find the alpha versions here.