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Bloop

Bloop is a Scala build server and command-line tool to make the compile and test developer workflows fast and productive in a build-tool-agnostic way.

Lightning

Snappy

Bloop has a focus on speed to minimize the amount of time that happens between you write your changes and your application runs.

Hammer

Cross build tool

Bloop integrates with established JVM build tools like Maven, Gradle, sbt and Bazel to provide a full Scala developer experience.

Hot flame

Hot

Bloop shares hot compilers with all of your IDEs and build tools to provide the fastest compilation possible.

Runtime independent

Test or run your Scala application on the JVM, Scala.js and Scala Native.

Concurrent

Bloop supports concurrent users to minimize workflow restrictions. Test one project while you compile another one!

A Scala Center tool

Bloop is brought to you with love by the Scala Center under an Apache 2.0 license.