h2. Developing workflows
-For an introduction and and detailed documentation about writing CWL, see the "CWL User Guide":http://commonwl.org/v1.0/UserGuide.html and the "CWL Specification":http://commonwl.org/v1.0 .
+For an introduction and and detailed documentation about writing CWL, see the "CWL User Guide":https://www.commonwl.org/user_guide and the "CWL Specification":http://commonwl.org/v1.0 .
See "Best Practices for writing CWL":{{site.baseurl}}/user/cwl/cwl-style.html and "Arvados CWL Extensions":{{site.baseurl}}/user/cwl/cwl-extensions.html for additional information about using CWL on Arvados.
+h2. Using Composer
+
+You can create new workflows in the browser using "Arvados Composer":{{site.baseurl}}/user/composer/composer.html
+
h2. Registering a workflow to use in Workbench
Use @--create-workflow@ to register a CWL workflow with Arvados. This enables you to share workflows with other Arvados users, and run them by clicking the <span class="btn btn-sm btn-primary"><i class="fa fa-fw fa-gear"></i> Run a process...</span> button on the Workbench Dashboard and on the command line by UUID.