Scala 2.12.21

Ways to Install This Release

• Using Coursier CLI, run:
  cs install scala:2.12.21 && cs install scalac:2.12.21
• Download the Scala binaries for
  Need help running the binaries?
• Download and use Scala with IntelliJ and then build a project, then test it.
• Using SDKMAN!, you can easily install specific versions of Scala on any platform with sdk install scala 2.12.21
• On macOS you can also use Homebrew and existing Scala Formulae
  brew update
brew install scala
• With MacPorts, you can get Scala using sudo port install scala2.xcommand.
  For example to install Scala 2.12 simply usesudo port install scala2.12
• Get Ammonite, a popular Scala REPL

Other resources

You can find the installer download links for other operating systems, as well as documentation and source code archives for Scala 2.12.21 below.

Other Releases

You can find the links to prior versions or the latest development version below.

Note that different major releases of Scala 2 (e.g. Scala 2.11.x and Scala 2.12.x) are not binary compatible with each other. Scala 3 minor releases (e.g. 3.0.x and 3.1.x) follow a different compatibility model .

• Current 3.7.x release:
  • Scala 3.7.4 - Released on September 9, 2025
• Current 3.3.x LTS release:
  • Scala 3.3.7 - Released on October 13, 2025
• Current 2.13.x release:
  • Scala 2.13.18 - Released on November 24, 2025
• Latest 2.12.x maintenance release:
  • Scala 2.12.21 - Released on December 11, 2025
• Last 2.11.x maintenance release:
  • Scala 2.11.12 - Released on November 9, 2017
• Last 2.10.x maintenance release:
  • Scala 2.10.7 - Released on November 9, 2017
• Nightly builds
• All Scala releases