Frank Karlitschek
Karlitschek, 2018
Born (1973-07-25) 25 July 1973 (age 50)
Reutlingen, Germany
Occupationopen source developer
Known forownCloud, Nextcloud, KDE contributor and KDE e.V. vice president

Frank Karlitschek (born 25 July 1973) is a German open source software developer living in Stuttgart, Germany.

Karlitschek argues on his blog that "Privacy is the foundation of democracy."[1][2] He says that people should have a basic right "to control their own data in the Internet age."[3]

Free software

Karlitschek is a KDE contributor since 2001 when he mainly worked in web community and artist team. He is a member of the KDE e.V. since 2003. In summer 2009 he was elected as a board member and vice president of KDE e.V.[4]

In 2001, Karlitschek started[5] At Akademy 2008, Karlitschek presented the vision of the Social Desktop for the KDE project.[6] Karlitschek further started the Open-PC and the Open Collaboration Services projects. He is also a cohost of RadioTux, the biggest German Linux Podcast. In 2012, Karlitschek started the User Data Manifesto initiative.[7]

Karlitschek gives keynotes at conferences like LinuxCon,[8] Latinoware,[9] openSUSE Conf,[10] and Akademy.[11]


In 2010, Karlitschek started the ownCloud project during a CampKDE keynote[12] and released the version 1.0 in June 2010.[13] He was the project leader and maintainer.

In 2011, Karlitschek co-founded ownCloud Inc. to offer an enterprise version of ownCloud. He served as the CTO and oversaw the product development and community relations.[14]

In April 2016, Karlitschek left ownCloud Inc.[15]


In June 2016, five weeks after leaving ownCloud, he started Nextcloud, a fork of ownCloud.[16][17]


  1. ^ "What's next for the privacy-conscious ownCloud project".
  2. ^ "Frank Karlitschek_ » The privacy endgame". 5 May 2016. Archived from the original on May 5, 2016.((cite web)): CS1 maint: unfit URL (link)
  3. ^ "User data manifesto seeks to give people control of their data". ZDNet.
  4. ^ Sebastian Kügler (2009-07-07). "KDE e.V. Elects New Board of Directors". KDE. KDE.NEWS. Retrieved 2011-05-14.
  5. ^ Fabrice Mous (2004-01-28). "The Person Behind and". KDE. KDE.NEWS. Retrieved 2011-05-14.
  6. ^ "Presentation of the Social Desktop as keynote of the Akademy 2008 from Frank Karlitschek". Retrieved 2011-05-14.
  7. ^ Karlitschek (2012-10-19). "The User Data Manifesto". Karlitschek. Karlitschek. Retrieved 2014-09-07.
  8. ^ Linux Foundation (2014-07-01). "The Linux Foundation Announces Early Keynote Speaker Line Up for LinuxCon and CloudOpen Europe". Linux Foundation. Linux Foundation. Archived from the original on 2014-09-07. Retrieved 2014-09-07.
  9. ^ Latinoware (2012-09-04). "LatinoCLOUD". Latinoware. Latinoware. Archived from the original on 2016-03-26. Retrieved 2014-09-07.
  10. ^ Jos Poortvliet (2010-11-02). "Frank Karlitschek Introduces Bretzn". KDE. KDE.NEWS. Retrieved 2014-09-07.
  11. ^ Anika Kehrer (2008-08-01). "Community Congregation". Linux Magazin. Linux Magazin. Retrieved 2014-09-07.
  12. ^ Frank Karlitschek (2010-01-21). "Camp KDE 2010 Continues with More Talks". KDE. KDE.NEWS. Retrieved 2014-09-07.
  13. ^ Frank Karlitschek (2010-06-24). "ownCloud 1.0 is here". Karlitschek. blog. Retrieved 2014-09-07.
  14. ^ Markus Rex (2011-12-23). "Well we did it and happy Holidays". Karlitschek. blog. Retrieved 2014-09-07.
  15. ^ Frank Karlitschek (2016-04-27). "big changes: I am leaving ownCloud, Inc. today". blog. Retrieved 2016-06-02.
  16. ^ Frank Karlitschek (2016-06-02). "Nextcloud". blog. Retrieved 2016-06-02.
  17. ^ Steven Vaughan-Nichols (2016-06-02). "OwnCloud founder forks popular open-source cloud". ZDNet. Retrieved 2022-06-19.

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