Knowledge and increase more and more schools with the school wiki 2.0 technologies such as wikis and weblogs use Web targeted to encourage internal communication. The industrial school of wood technology (GHZ) Stuttgart uses already for some time on a school wiki to gather knowledge and the College to participate actively in the development of the school. To offer this possibility to other schools, the GHZ provides the wiki now together with the Freiburg software producer United planet free of charge. “Fribourg, January 15, 2009 – the commercial school of wood technology Stuttgart is model school of the Ministry of Baden-Wurttemberg in the project operationally independent school” (OES). This project aims to develop of an efficient quality management approach for the professional schools in Baden-Wurttemberg. In the Center stands the security and development of the teaching and school quality. The systematic professionalisation of educational processes the school 2007 created an intranet with the platform-independent portal software Intrexx Xtreme of the Freiburg software company United planet. With this portal, it was possible to facilitate internal communication and exchanging technical information and materials to facilitate the preparation of teaching within a short time the school. With the help of Intrexx Xtreme we succeeded, to realize our ideas of optimum organization. The rapid information and communication channels of the portal make the daily work easier and reduce cost and time”, principal Birgit Scholze Thole explains the benefits of the portal solution. An important part of the intranet is the school wiki”, can set in which every teacher own posts. The themes are there freely. For example, the school board here can explain proper behavior in case of fire or the procedures for schools. It is possible that a teacher provides information on a student project in the wiki. Also supporting documents and materials can be appended to every post. In this way, it is possible permanently to collect knowledge and actively in the process of sustainable development of the school involving the entire College. Sustainable school development in this area is possible only through the distribution of educational information management on many shoulders. The school wiki makes much easier the work of the teachers, because they now at any time can draw if necessary on the experiences of their colleagues. It was formerly very expensive to organize a trip, if the Secretariat was closed and just to achieve none of their experienced colleagues, so this represents today no major problem with the help of the wiki. “Gives the Council the term excursion seekers teacher” in the search of the wiki contribution appears instantaneous trip “with the procedure and all necessary forms to download. The development history of contribution remains at any time to understand, as posts and documents separately from each other automatically get an ID, which ensures the security of revision. Under school-wiki make the GHZ and United planet the school wiki, as well as a descriptive Manual of the application now free to download ready. School Portal with over 30 proven applications, as well as information about the possible uses of intranets and enterprise portals in the school sector find the also free Intrexx Xtreme at schools.