T-DOSE is a free and yearly event held in The Netherlands to promote use and development of Open Source Software. During this event, Open Source projects, developers and visitors can exchange ideas and knowledge. This year's event will be held at Hofdael in Geldrop on April 25th and 26th 2020.

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Marten Vijn

Marten Vijn
At the end of the 90's an growing interest emerged in computer networking and free software. In 2000 he migrated an office environment to Debian GNU/Linux for a cultural center. Marten organized several linux install parties in 2001.

Marten is co-founder of Wireless Leiden (2002) a city wide wireless community network. Since 2006 he is chairman of the WifiSoft.org foundation. Besides their main activity the OpenCommunityCamp other activities take place like BSDmonthly, Optic Networking and the Network Event Kit. Read more on http://wifisoft.org.

Marten works parttime as unix and network administrator for the University of Leiden.

In his sparetime Marten is mostly active in his repairing center for OLPC en the Network Event Kit.