At #MatrixConf2025 we showed how Element Call brings secure, federated and scalable conferencing to Matrix - from 1:1 calls to large group video meetings!
Demos, history and what’s next: 👇
element.io/blog/element...
🇨🇭 How does a country turn open source into a national strategy?
At #MatrixConf2025, @maemst.bsky.social shared how Switzerland uses open source to enable digital sovereignty — EMOTA mandates gov software to be open source, while @matrix.org and projects like openDesk are being tested nationally.
At #MatrixConf2025, Kai from BWI shared the evolution of BundesMessenger — Germany’s sovereign public sector messenger, built on @matrix.org and based on Element.
📱It serves municipalities and federal agencies, offering a sovereign alternative to consumer messaging apps.
🚀 What does it take to modernise a mature web app to bring it in line with the next-generation Element X’s mobile experience?
At #MatrixConf2025, Danielle, David & Gaëlle shared the journey behind Element X Web — a modular, high-performance rebuild of Element Web to be powered by our Rust SDK.
🇪🇺 At #MatrixConf2025, Alexander from ZenDiS (Zentrum für Digitale Souveränität) shared how openDesk combines multiple open-source office tools to build a digitally sovereign collaboration tool for the public sector, using Element and the @matrix.org open standard as part of the suite.
🚀 From the legacy ESS Classic distribution to our new Helm-based ESS stack!
At #MatrixConf2025, Patrick Maier walked us through the evolution of Element Server Suite (ESS): our backend distribution for hosting and maintaining a Matrix-based system.
▶️ Explore Patrick’s talk in full!
🇱🇺 At #MatrixConf2025, Patrick Weber shared how Luxembourg built LuxChat4Gov — a sovereign, secure & federated national messaging platform for the public sector.
Based on @matrix.org & using a fork of the Element app, it supports 11k+ public users; from ministers to firefighters and frontline staff!
🇩🇪 How can Germany unify gov-to-citizen communications across 16 states?
At #MatrixConf2025, Dominik Braun from FITKO (Föderale IT-Kooperation) shared how @matrix.org is being used to build a secure, federated messaging system. Pilot projects like NEO are already testing it.
▶️ Watch the full talk!
🔐 From April 2026, only verified devices can send or receive end-to-end encrypted messages on Element.
This further ensures you can trust every message and stay protected from potential malicious activity, following the Matrix spec update announced at #MatrixConf2025.
🚀 Rewriting apps from the ground up isn’t easy!
At #MatrixConf2025, we shared how we built Element X & Element Pro and a Rust SDK, while keeping up with Matrix evolution.
🎥 Watch the full session: Demos of Element X, Spaces and Element Pro!
element.io/blog/element...
🇫🇷 France is advancing secure, interoperable communication across its public sector
At #MatrixConf2025, Mathieu Velten from DINUM shared how Tchap, built on @matrix.org, now has 375K active users and plans to open its federation to include local authorities.
▶️ Watch Mathieu’s talk to learn more!
🇩🇪 How do you onboard thousands of separate healthcare clinics & pharmacies to @gematik.bsky.social’s TI-Messenger?
At #MatrixConf2025, Patrick Maier shared how large-scale multi-tenant hosting lets service providers roll out TI-Messenger efficiently at national-scale.
🎥 Watch Patrick’s full talk!
🌍 What does digital sovereignty mean, and why does it matter?
At #MatrixConf2025, participants from @mindigital.gouvernement.lu, @gematik.bsky.social, BundesMessenger, ZenDiS, CompuGroup Medical and Element shared why digital autonomy is essential for government trust, security and resilience👇
🇸🇪 At #MatrixConf2025, Anna & Kenneth shared how Försäkringskassan’s SAFOS (using @matrix.org + Element) collaboration platform doubled in usage.
Initially developed to replace Skype for Business, SAFOS offers interoperable communications between authorities while maintaining digital sovereignty.
Nicolas from @ec.europa.eu shared at #MatrixConf2025 how @matrix.org and Element are being trialed for secure collaboration across EU institutions — replacing Signal as a MS Teams backup, but with advanced identity management, federation and support for air-gapped systems.
🎙️ Listen to his talk!
conference lanyard pass
group picture of attendees
river in Strasbourg lined with houses
Had a great time at #matrixconf2025 last week! Strasbourg is such a lovely city 🌞
At #MatrixConf2025, Tima from United Nations International Computing Center (UNICC) shared how @matrix.org & Element enable secure collaboration across United Nations orgs to strengthen cybersecurity efforts with plans to scale to critical field operations & crisis management.
🎙️ Listen to her talk!
🌕 How do you communicate during a moonwalk crisis?
At #matrixconf2025, Aileen (@esa.int / @dlr-en.bsky.social) and Jan-Lukas (@fau.de) showed how Element and @matrix.org enabled real-time crisis communication on a simulated moonwalk at the LUNA Analog Facility.
Listen to the full talk! 🚀
There were loads of great talks at the Matrix conference last week. The videos are here:
https://conference.matrix.org/watch/
#MatrixConf2025 #matrix #video
Why do I have 2 passwords? How to talk about encryption in Matrix https://youtu.be/l3iekSLs3uk?si=wHpHzrgF05-xJAi_
(Alternative link for people who use YouTube.)
#MatrixConf2025 #matrix #video
Invisible Crypto: can Matrix be both secure and easy to use? https://youtu.be/lMseffUIZVI?si=-9ut2nUqawRXfW9t
(Alternative link for people who use YouTube.)
#MatrixConf2025 #matrix #video
A slide where I am working on infrastructure. This is a picture of me trying to keep tschunk
Did my talk. It's got a story arc, it's got dramatics, it's got multiple fonts and it's got a surprise at the end!
media.ccc.de/v/matrix-conf-2025-72676...
A white “Matrix conference” logo sprayed on the pavement with chalk spray in front of a white multi story building and blue skyes.
Had a wonderful time at #MatrixConf2025. Nice people and interesting talks in a very beautiful city. Only the #ClubMate situation was a little problematic 😄
Closing has been released on media.ccc.de and YouTube #matrixconf2025 #Keynote #AdaByron #matrixconf2025eng https://media.ccc.de/v/matrix-conf-2025-75080-closing https://www.youtube.com/watch?v=fwjrxtt4ZyA cfp.2025.matrix.org/matrix-conf-2025/talk/KA...
Why do I have 2 passwords? How to talk about encryption in Matrix media.ccc.de/v/matrix-conf-2025-72671...
My talk on the concepts and words we should use to talk about encrypted messaging on Matrix.
#MatrixConf2025 #matrix […]
Invisible Crypto: can Matrix be both secure and easy to use? media.ccc.de/v/matrix-conf-2025-72625...
My talk on our progress to make Matrix's encryption better and easier to use.
#MatrixConf2025 #matrix #video
Holding the Fort: How did bridges happen has been released on media.ccc.de and YouTube #matrixconf2025 #BotsBridges #AdaByron #matrixconf2025eng media.ccc.de/v/matrix-conf-2025-72676... https://www.youtube.com/watch?v=s5NoM3Sm6HU
Leading the way into CRA compliance: Element’s approach to the incoming regulation has been released on media.ccc.de and YouTube #matrixconf2025 #PrivacyPolicyModeration #AdaByron #matrixconf2025eng https://www.youtube.com/watch?v=n-JSbCl0HiA
Getting started with Element Server Suite Community has been released on media.ccc.de and YouTube #matrixconf2025 #Handson #AlanTuring #matrixconf2025eng media.ccc.de/v/matrix-conf-2025-73143...
How do messaging app users feel about untraceability? has been released on media.ccc.de and YouTube #matrixconf2025 #PrivacyPolicyModeration #AdaByron #matrixconf2025eng media.ccc.de/v/matrix-conf-2025-72825...
