From TouchDesigner 088 Wiki
TouchDesigner Non-Commercial an edition of TouchDesigner available at no charge (free) for personal and non-commercial use.
- TouchDesigner Non_Commercial is free for non-commercial use ONLY. (Precisely, "You are not receiving money or compensation for your work with TouchDesigner")
- image resolution is limited to 1280x1280. (Exceptions: Images that are 1 or 2 pixels high can be any resolution, for use in ramps. See Also Commercial below).
- does not include a subset of Pro/Commercial Operators (such as Shared Memory OPs, C++ OPs, SDI OPs, etc).
- does not include any direct support, forum support only.