Puavo is an IT solution for schools from Puavo GmbH. The platform manages devices and user accounts, provides a school operating system with a selection of software and a cloud environment for additional services, with single sign-on for students. Updates run automatically and teachers can reset students' passwords themselves. The company also provides maintenance, support and training, including remotely. According to the website, Puavo is open source and released under the GNU General Public License.
According to the website of Opinsys Oy of Jyväskylä, Puavo GmbH is based in Berlin and is a subsidiary of that Finnish company, so the group seat is in Finland. School data is kept, according to the Puavo website, in the company's own data centre in Jyväskylä, Finland, and copied nightly within that data centre. The site states that user data is not sold or passed to third parties. An explicit GDPR statement is not on the pages consulted, so ask the vendor for it.