IntelliJ IDEA 2020.1 Help

Supported Ruby/Rails versions

To work with the Ruby programming language, you need to download and install the required Ruby distribution. IntelliJ IDEA automatically detects interpreters installed on a local machine and maintained by version managers. The following interpreters are supported:

  • Ruby MRI (version 1.8.7 and later)

  • JRuby

  • TruffleRuby (without debugging)

  • Rubinius (without debugging)

For Rails projects, the following framework versions are supported:

  • Rails 3.2.x requires Ruby 1.8.7 or later.

  • Rails 4 requires Ruby 1.9.x or later.

  • Rails 5 requires Ruby 2.2.2 or later.

  • Rails 6 requires Ruby 2.5.0 or later.

Last modified: 25 May 2020