In the Top 500 supercomputer list was compiled in June 1993, Linux was already the top choice of the world's top 500 supercomputers with almost running on 476 out of the top 500 fastest supercomputers in the world. But when the 2014 Top 500 supercomputer list is published, it looks like Linux is completely driving its competitors out of the competition. Linux sets a new high with 485 supercomputers out of the top 500 runnings Linux in the world now.

The Skype and Internet Explorer teams at Microsoft are working on developing the ORTC API for WebRTC. ORTC API will be a key enabler to make Real-Time Communications on the Web. In this connection, Skype has already released beta version of Skype for Web last week. The news at Skype.com says that Skype for Web makes it quicker and easier than ever before to connect with friends, family and colleagues.

Microsoft, at one time biggest opponents of open source, is now not just supporting it but in fact, is jumping directly into it. Most of the people from open source community still remember Bill Gates remarks in an interview comparing open source developers with communist. Even the Steve Ballmer, the successor of Bill Gate at Microsoft, has similar thoughts during his whole tenure as CEO.

Interactive Voice Response or simple IVR refers to the interaction of an automated voice communication system with a caller through telephone or mobile DTMF keys. There are plenty of graphical and visual IVR designers commercially available. Some are desktop applications while most recently, web-based IVR designers have been introduced by many communication services and solution providers.

OpenSIPS is open-source software that suits well for medium and large businesses to handle all the above-mentioned scenarios. It supports common database access like MySQL and Postgres but still very well supports the carrier-grade deployments. OpenSIPS is a multi-purpose signaling SIP server. It can act as SIP Router, SIP Switch, SIP Registrar, Application Server, Redirect Server, Load Balancer, Dispatcher, Back-to-Back User Agent, Session Border Controller, SIP Front-End, NAT traversal Server, IP Gateway (SMS, XMPP) among others.

OpenStack, an open-source cloud operating system, is getting popular day by day. OpenStack controls large pools of computing, storage, and networking resources throughout a data center. It provides a very simple and easy-to-use web interface for administrators to manage resources, manage users and assign resources to users.