Passenger 6.1.0

Version 6.1.0 of the Passenger application server has been released. This release adds rpm packages for EL10 (RHEL, Rocky, Alma), as well as Debian 13 Trixie. Compatibility with Rack 2&3 is also improved.

Passenger 6 introduced Generic Language Support, or: the ability to support any and all arbitrary apps.

Rack Compatibility

Pass enger should now be compatible with both Rack 2 and Rack 3 apps when installed via a Gemfile.

Updates & improvements

• [Ruby] Fix compatibility with Rackup while maintaining compatibility with Rack 3. Closes GH-2602.
• A C++14 compiler is now required to compile Passenger.
• Add rpm packages for EL10 (RHEL, Rocky, Alma).
• [Standalone] Fixes security update checker with builtin engine.
• [Debian] Add Debian 13 Trixie packages. Closes GH-2622.

Installing 6.1.0

Please see the installation guide for advice on getting started with Passenger. Coming from a language other than Ruby, Python, Meteor or Node? Even if we didn't write a specific tutorial for your language, we made a generic guide that shows you the steps.

Upgrading to 6.1.0

We strongly advise staying up to date with the latest version.

Check out our upgrade guides for the different platforms:

• OS X
• Debian
• Ubuntu
• Heroku
• Red Hat
• CentOS
• Ruby gem
• Tarball
• Docker

Please be aware that you can enjoy enterprise features and sponsor the open source development directly by buying Phusion Passenger Enterprise.