mastodon 4.8.0-nightly.2026-10-06grommunio efficiently summarizes all requirements of modern, digital communication and collaboration. This includes the device and operating system independent management of sensitive data such as e-mail, contacts, calendar, chat, video conference, file sharing and much more – in real time.
grommunio at Graz Linuxdays 2026
As in previous years, grommunio will once again participate in the Graz Linuxdays on April 10 and 11, 2026. At this renowned conference, organized since 2003 by volunteer Linux and open-source enthusiasts at Graz University of Technology, we are happy to once again serve as main sponsor and will be represented with several activities.
learn more https://grommunio.com/news/grommunio-at-graz-linuxdays-2026/
Coding Challenge in Graz: And the winner is…
At the Graz Linux Days, grommunio hosted a highly acclaimed coding challenge. Of the 23 participants, 9 were able to present successful results. The grand prize winner, selected by lottery, has now picked up his prize at the grommunio office.
It actually sounds pretty simple, doesn’t it?
read more https://grommunio.com/blog/coding-challenge-in-graz/
Graz Linux Days 2026: grommunio presentations, workshops, and a coding challenge!
learn more https://grommunio.com/blog/graz-linux-days-2026-with-grommunio-talks/
#opensource #linux #oss
"Bridging Reality: Open Source, Digital Sovereignty. Open Source, Not Open-Washed."
Ein Vortrag von Michael Kromer, grommunio CTO, bei den #grazerlinuxtage 2026.
“Independent and More Resilient”: grommunio at the Radolfshausen Municipality
More and more municipalities, including many smaller ones, are moving away from Microsoft Exchange and adopting the European open-source alternative grommunio. One of them is the Radolfshausen Joint Municipality, located east of Göttingen.
There, a grommunio partner now ensures that over 40 municipal mailboxes in Radolfshausen...
continue reading
https://grommunio.com/case-study/independent-and-more-resilient-grommunio-in-radolfshausen/
The renowned trade journal “IT-Administrator” from Munich has once again put grommunio under the microscope and reached a highly positive conclusion. This time, the journalists took a close look at version 3.3, which was released at the beginning of the year, in a detailed five-page review.
read the full article (text in German) https://grommunio.com/press-article/grommunio-in-it-administrator-04-26/
Exchange without protection? grommunio ensures availability.
Support for Windows 10 will end on October 14. Microsoft has announced that it will continue to provide assistance to users upon registration, but updates and patches are excluded. What few people are aware of is that support for Microsoft Exchange 2016 and 2019 also ends on this date.
From mid-October, Microsoft Exchange administrators will no longer receive...
learn more https://grommunio.com/exchange-without-protection/
Digital sovereignty for local authorities - grommunio and CANCOM together at KITU Day
Magdeburg, September 2025. The partnership between grommunio, the open source alternative to Microsoft Exchange, and Cancom SE, one of Germany’s largest IT system houses, is bearing fruit: at the end of September, the partners took part at the KITU Day in Magdeburg, where representatives from the public sector met.
learn more https://grommunio.com/digital-sovereignty-for-local-authorities/
grommunio's Open Source Ambassador Markus Feilner was invited to participate in the closing panel of the Munich Tech Days 2024 on July 24 and 25.
The panel was the closing keynote of the tenth anniversary of the conference, where Munich's tech elite meets to discuss about quantum and fusion technology, cyber security or digital sovereignty.
more about the event @ https://grommunio.com/grommunio-at-the-munich-tech-days/
#opensource #groupware #digitalsovereignty
Photos: Bruno Müller, BREAKING BARRIERS (CC-BY-SA)
HZB: High-tech research center is relying on grommunio
Thanks to the cooperation with T-Systems’ Open Source Collaboration, grommunio is announcing another representative customer: The Helmholtz-Zentrum Berlin (HZB), known for its high-tech research, has been relying on the open source groupware from Vienna for several months now...
learn more https://grommunio.com/blog/high-tech-research-relies-on-grommunio/
grommunio improves mailbox performance, not only for all teams that work with shared mailboxes, but an enormous increase in performance for all users.
learn more https://grommunio.com/news/grommunio-improves-mailbox-performance/
Newer, faster, more efficient: grommunio 2025.01.1 is here!
A new operating system, significant speed increases thanks to massive parallelisation and lots of new software components and features: The new major release of grommunio has it all!
learn more: https://grommunio.com/newer-faster-more-efficient-grommunio-2025-01-1-is-here/
The Arbeitskreis für Aus- und Weiterbildung Landau in der Pfalz e.V. (AAW, an NGO working group that provides job education for adults) has successfully migrated its almost 300 users to grommunio. Together with the grommunio partner enbiz engineering and business solutions from Kaiserslautern, grommunio’s standard migration tools helped to transfer the data from the existing groupware...
learn more https://grommunio.com/arbeitskreis-fuer-weiterbildung-landau-uses-grommunio/
grommunio at the Munich Tech Days.
Markus Feilner will take part in the Closing Keynote on Thursday evening.
learn more https://grommunio.com/grommunio-at-the-munich-tech-days/
Presentations and networking: Meet grommunio experts in Berlin and Nuremberg! Three upcoming events from SUSE, the world’s largest Linux vendor will feature grommunio. Join us and listen to two presentations.
SUSECON is SUSE’s big annual enterprise conference, where partners, customers, developers and community members meet...
learn more https://grommunio.com/blog/grommunio-at-suse-events/
grommunios Exchange Web Services with Linux clients
As of last year grommunio has been supporting Exchange Web Services. These services, first introduced by Microsoft in Exchange 2007, represent another important API via which clients use to communicate with Exchange servers. Especially interesting is that Microsoft openly introduced EWS to encourage third-party developers to contribute their clients. And they did...
read the full story @ https://grommunio.com/blog/grommunios-exchange-web-services/
Wir sind am 6. Juni beim Bavarian IT Solutions Day im Wittelsbacher Schloss Friedberg bei Augsburg.
Kommen Sie vorbei und informieren Sie sich über die neusten Open Source Innovationen in der IT Landschaft.
Die Teilnahme ist kostenlos, Anmeldung erforderlich.
Hier erfahren Sie mehr: https://bit-solutions-day.de
Unfortunately the Bavarian IT Solutions Day in Augsburg this Thursday has been cancelled.
learn more https://bit-solutions-day.de/
