From author's site (edited):

What is OpenKM?
OpenKM is focused on creating a open source electronic document management system, that due to its characteristics can be used by great companies as well as by the small ones, as a useful tool in processing knowledge management, providing a more flexible and cost effective alternative to other proprietary applications.

The use of the knowledge management systems in a company helps to manage, more efficiently, the intelligence of the available resources of this company; this redounds to an increase of productivity, in the medium term. Through these systems the information, as well as the knowledge generated within the organization, can be both globally accessed.

From author's site:

AgileMail is an email sender which is slim, powerful and easy to use. You can import messages from text files. You can easily add/remove attachments with a simple attachment management interface. You can custom your signature and AgileMail will automatically append it for you before sending outgoing mails. You can use define your own templates to create new mails.

TeamViewer establishes connections to any PC all around the world within just a few seconds. You can remote control your partner's PC as if you were sitting in right front of it. With TeamViewer you can remotely control any PC anywhere on the Internet. No installation is required, just run the application on both sides and connect - even through tight firewalls.

TeamViewer lets you connect to your partners in many different ways: You can either view or control your partner's desktop in order to do online-support; You can transmit your screen to your partners for presentation purposes - You may even change directions during a session for high fidelity teamwork!

When you sign up for a Ring-To number, you get a way to let people call you directly without giving your actual phone number! Here's what happens:

1. You put the Ring-To widget on your homepage, social networking page, or any other web page.
2. The Ring-To widget displays an anonymous phone number with your own personal shortcode.
3. Callers dial the anonymous phone number and shortcode, and the call rings on the phone of your choice.

Whenever possible, Caller ID will display on your phone just like any other call you might receive. As with any other service, there will be instances where the caller's number is not displayed.

Send a fax for free to anywhere in the U.S. and Canada. Sends plain text fax or limited to a single file (doc/pdf), 3-page max. Maximum 2 faxes per day.