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Schleswig-Holstein migration to LibreOffice and open source
EuropePublic-sector reuse evidence A verified
State administration moving from Microsoft Office to LibreOffice, then planned Open-Xchange/Thunderbird, Nextcloud and Linux. Trade press reports almost 80% of workstations on LibreOffice by end 2025 and about 20% still needing Microsoft licences; savings claims (over EUR 15M) are the state's own. Linux timetable was unannounced.
- since
- 2024-04 cabinet decision
- scale
- ~80% of workplaces (excl. tax administration) on LibreOffice, Dec 2025; ~44,000 mailboxes on Open-Xchange/Thunderbird completed 2 Oct 2025; >EUR15M licence savings vs EUR9M one-off 2026 investment (state own figures)
Sources
- https://www.schleswig-holstein.de/DE/landesregierung/ministerien-behoerden/I/Presse/PI/2025/cds/251204_cds_open-source
- https://www.schleswig-holstein.de/DE/landesregierung/ministerien-behoerden/I/Presse/PI/2025/cds/251006_cds_ox
- https://www.schleswig-holstein.de/DE/landesregierung/ministerien-behoerden/I/Presse/PI/2024/CdS/240403_cds_it-arbeitsplatz
- https://www.schleswig-holstein.de/DE/landesregierung/ministerien-behoerden/I/Presse/PI/2026/cds/260919_cds_linux_stk