This may have been discussed before, but the ability to add third-party plugins for CM would be sweet!
Then we could do cool stuff like this.
Has this been discussed?
Yep, we're huge fans of you guys integrating your own tools or other apps with Campaign Monitor, and there have been loads of good examples of that happening to date (which we plan on highlighting better soon).
All of this is built around our API, you just need to build the stuff in the middle that provides the integration.