Basic timeline of Linux

Photo source: Wikimedia Commons, lewing@isc.tamu.edu Larry Ewing and The GIMP, README/Copyright notice

This post is a basic timeline of Linux operating system. There are 17 events listed below chronologically. Source: Wikipedia

• Linus Torvalds begins working on Linux at University of Helsinki (1991)
• X Window System is ported to Linux (1992)
• Linux kernel is released under the GNU General Public License (1992)
• Debian Project is established (1993)
• Linux 1.0 is released (1994)
• Linux 2.0 is released (1996)
• KDE desktop environment is released (1998)
• Open Source Development Lab is created (2000)
• SCO Group files lawsuit against IBM for UNIX copyright (2003)
• Linux 2.6 is released (2003)
• X.Org Foundation is created (2004)
• openSUSE is formed (2005)
• Microsoft submits 22,000 lines of source code to Linux kernel (2009)
• Ubuntu is released (2011)
• Linux 3.0 is released (2011)
• Linux 4.0 is released (2015)
• Linux 5.0 is released (2019)