What is webuzo?

Webuzo is a single user control panel/Application Manager which allow users to deploy popular web applications like Word Press, Zoomla and  drupal etc  with a single click. No Sys Admin level expertise are required to install such applications, you have to focus on using the application instead of maintaining that applications, it is an cPanel like  control panel.Webuzo is ideal for use in Enterprises, Small and Medium business environments, almost 240 web applications are supported by Webuzo. It is also suitable for web developers as  along-with web applications, system applications like MongoDB, Apache, NGINX, Java etc. can also be installed.List of available app plug-ins which are supported by Webuzo are available In  this link.

BEST FEATURE
you can build 

WIKI
BLOG
MAIL SERVER 
FOURM

what is BigBlueButton advantage & disadvantage

BigBlueButton is the open source video based web conferencing system for on-line learning. We can easily integrate it with various on-line learning platforms like WordPress, and Moodle etc. Also, we can have multiple sessions with voice and video support, live chat, you can share documents like pdf or ppt. It requires webcam, head phone from your desktop for live sessions and each session can be recorded for later playback

Best Feature

Public and Private Chat
The Chat window enables all participants to conduct public or private chats
See all Participants
The Voice window shows all the users that are currently connected to the voice conference bridge, either by calling in directly or using the built-in voice over IP client.
See each other
Share video over the web using a built or external webcam. Multiple participants and a presenter can be sharing their video simultaneously
Share any PDF or Office documents
 presenter is able to upload any PDF or Office document. You can upload multiple documents and switch between them during the presentation. All participants see the current slide as the presenter moves through their presentation.
Share your Desktop

As a presenter you have the capability of sharing your desktop with others in the conference. When you share your desktop, BigBlueButton will launch a Java Applet that asks for your permissions to run. You have the option of sharing a portion of your desktop or the entire screen.

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Minimum requirements:

• Minimum 4 GB RAM. But, less then 4 GB memory can make the session slow.
• Must be installed on a minimum of Quad-Core System.
• Minimum 500 GB Disk Storage for recording Purpose.
• Ubuntu 14.04 64 bit System (Server with GUI is preferred)
• Stop or do not install https services, as 80  ports must be free.
• Good Internet Speed.
• Latest Adobe Flash player must be installed on Browser.