Ruby applications belong in your Home Directory, not in your DocumentRoot.

Ruby is a programming language known for its easy to use Ruby on Rails framework.


Release types

We provide different releases and apply security updates on a regular basis. Currently, these Ruby versions are available: 2.5, 2.6 and 2.7

Standard version

If you don’t select a certain version, our default will be used. We decided to default to version 2.5, which is considered to be stable by the developers.

Show available versions

Use uberspace tools version list ruby to show all selectable versions:

[eliza@dolittle ~]$ uberspace tools version list ruby
- 2.5
- 2.6
- 2.7
[eliza@dolittle ~]$

Change version

You can select the Ruby version with uberspace tools version use ruby <version>. You can choose between release branches:

[eliza@dolittle ~]$ uberspace tools version use ruby 2.6
Selected ruby version 2.6
The new configuration is adapted immediately. Patch updates will be applied automatically.
[eliza@dolittle ~]$

Selected version

You can check the selected version by executing uberspace tools version show ruby on the command line:

[eliza@dolittle ~]$ uberspace tools version show ruby
Using 'ruby' version: 2.5
[eliza@dolittle ~]$

Update policy

We update all versions on a regular basis. Once the support reaches its end of life (eol), the branch is no longer supported and will be removed from our servers.

Branch State Supported Until
2.4 eol 2020-03-31
2.5 security maintenance 2021-03-31
2.6 normal maintenance To be determined
2.7 normal maintenance To be determined

Connection to webserver

In order to make your application accessable from the outside, you need to connect it to the webserver, using a web backend. Please note that your application must listen on the IP You can choose any port between 1024 and 65535.


gem is a package manager that can be used to install and manage additional libraries, known as gems. We have preconfigured gem to install libraries to your Home Directory.