Mastering Redmine - Second Edition

Redmine versions

At the time of writing these words, on the official Redmine website, you could find four different stable versions for download. They are a new release of 3.2, maintenance releases for 3.1 and 3.0, and another maintenance release for 2.6. This indicates that the installation of an application does not always mean the use of the most recent version.

But let's try to find out why the Redmine guys decided to release four versions of the application. Version 3.x uses Rails 4 and version 2.x uses Rails 3. For Ruby applications, a migration between major Rails versions, such as from 3 to 4, is a very serious step that often requires many changes to be made to the environment, custom tools, and so on. Major Rails versions are usually ...