Getting Started Below are some useful resources to getting started. Additionally, help is available through community resources such as the CWL Matrix channel. Learn to write CWL using the CWL user guide which provides a gentle introduction to creating CWL command line tool and workflow descriptions. Browse CWL Implementations to find a software package that’s right for you. Follow CWL Recommended Practices to make your CWL tools and workflows more efficent, reusable and transparent. Read CWLの日本語での解説ドキュメント a 15 minute introduction to the CWL project in Japanese. Watch a series of video lessons about CWL in Russian as part of the Управление вычислениями (Computation Management) free online course. Find CWL descriptions for life-science tools to use directly or incoporate into your workflows.