tangible T4 Editor FREE EDITION (Alpha for VS2010Beta2).

After installataion
1. Close all open ".tt" files
2. Then Open or create a new file with extension ".tt" and double click it

Important Note to VS 2010 Beta 1 users
 - You need to delete Beta 1 Addins as outlined here.

Known Limitations of Alpha Version
- No Item Templates included
- No UML Diagrams included
- Not all new T4 Features are suppored
- Editor based on WinForms not WPF Editor
- Issues with activation of window if already open & some isues with Search/F3

How-To Guides
- How-to Guide on Debugging T4 Templates
- How-to Guide on Migration of your templates from VS2008 to VS2010 Beta2
- How-to Generate Code from the new Team System UML Diagrams

http://tt-templates.tangible-engineering.com/default.aspx?g=posts&m=2663#post2663s

A Tour around T4 Editor (VS2008 Version)

Double-click video for fullscreen.

"How Do I"-Videos?

More how do i videos are found here.

Ongoing feedback-driven development

tangible modelling tools is an initiative we take to better support the .NET Community with precise modelling tools and code generation. We are in the process of collecting your feature requests. Please provide us your feedback at info@tangible.de. 

FAQs

Q: Will tangible modelling tools be free also in future? A: Yes, we stick to offering a FREE SKU.