Xtext is built upon the following open-source projects

• Eclipse Platform
• Eclipse Modeling Framework
• ANTLR
• Google Guice
• Google Collections

We use the following commercial tools

• YourKit Profiler for Java

  Yourkit is kindly supporting open source projects with its full-featured Java Profiler. YourKit, LLC is the creator of innovative and intelligent tools for profiling Java and .NET applications. Take a look at YourKit's leading software products: YourKit Java Profiler and YourKit .NET Profiler