![](https://cdn.prod.website-files.com/611a19b9853b7414a0f6b3f6/6438bf95a6b35db148836e91_audi.webp)
Audi
“Slack wasn’t a real alternative for us at that time, because it was SaaS. For data privacy concerns, we needed something that we could host ourselves.”
![](https://cdn.prod.website-files.com/611a19b9853b7414a0f6b3f6/6438bf95a6b35d2421836e92_cologne.webp)
City of Cologne
“...it’s secure, open source, and can be operated on-premise. The performance of Rocket.Chat over the years convinced us to migrate from the Community to Enterprise edition”
![](https://cdn.prod.website-files.com/611a19b9853b7414a0f6b3f6/6438bf95298e1464eadc905c_mobility.webp)
Mobility 4 Public Safety
"We needed a highly secure messaging platform to communicate across US government agencies. Rocket.Chat met all of our requirements."
![](https://cdn.prod.website-files.com/611a19b9853b7414a0f6b3f6/6438bf95baa91618bb532a61_db.webp)
Deutsche Bahn
"At Deutsche Bahn, we chose Rocket.Chat over Mattermost. Rocket.Chat was very open to our contributions, which was important for us.”
![](https://cdn.prod.website-files.com/611a19b9853b7414a0f6b3f6/6438bf95abc1f5710f0abc2e_british-columbia.webp)
Gov of British Columbia
“We couldn’t use a cloud-based solution because of legislative, policy, and security requirements. We needed something very similar, but more secure."