SBT is a build tool for Scala and Java projects. The idea of using a build tool such as SBT is to make it easier to manage all of the project dependencies. Also, it helps to ensure that the application generated by the build process is always the same. This means that it doesn't matter whether the application is built on my computer or yours, the end result will be the same.
The easiest way to start with Lift and SBT is by downloading them from the official website. There, you can find a list of
.zip files containing everything you need to start using Lift.
Scala, and in turn, the Lift development requires a JVM and because of this, you'll need to install Java 7 on your computer. However, ...