Instant messaging

Developer(s) Skype Limited
Initial release August 2003 (2003-08)
Stable release 5.3.0.111 (Windows)
5.1.0.922 (Mac OS X)
2.2.0.25 (Linux) (April 20, 2011; 4 days ago (2011-04-20) (Windows)
April 14, 2011; 10 days ago (2011-04-14) (Mac OS X)
April 6, 2011; 18 days ago (2011-04-06) (Linux)) [+/−]
Preview release [+/−]
Written in Embarcadero Delphi / Objective-C (Mac OS X/iPhone) / C++ with Qt4 (Linux)
Operating system Cross-platform
Available in Multilingual