This is a very simple Workflow which allows you to add TaskPaper formatted tasks or projects to your preferred place in OmniFocus
Count: This checks for input.
If: If there is no input...
Text: Show you your clipboard and allow you to edit it.
Get Variable: Get the input you provided to the Workflow
Add TaskPaper to OmniFocus: This asks you to choose where you want to add the TaskPaper: Inbox, Projects, Folder, Project, or Task.
You can get the workflow here: Taskpaper To OF