Xsdot is an experienced software development company that occupies itself with the development and implementation of Internet sites, Portal sites, eCommerce sites, Intranets, Extranets, CRM sites, Financial sites, Community sites and other web-based applications. See Xsdot occupations for more information.

Adev - Advanced development was founded in 2001 by Roy Hagg. Its main development focus was windows specialised services and bussiness applications. Adev's first customer was the Rabobank. Adev developed a set of specialized software components for the Rabobank online banking platform for businesses.

Within several years Adev's focus moved more and more towards internet based applications. Xsdot was chosen as the brand name for Adev's web application activities and Xsdot web application server. Both the Adev and Xsdot names were officially trademarked in 2006.

Xsdot has two main missions,

Our vision is that all traditional software will be shifted to the internet, software hosted on the internet is called web-based software and is accessible by using a web browser. Web-based software has many benefits compared to traditional software, for example, web-based software does not have to be installed on client computers and only needs to be maintained on one server saving time and money.