I've also used it for a while. That one has an annoying visual bug (flashing phantom activity) and doesn't support things other than text/plain. We would have

I've also used it for a while. That one has an annoying visual bug (flashing phantom activity) and doesn't support things other than text/plain. We would have normally contributed back to the original project instead of writing from scratch, but since it hasn't been improved in years, the author is completely inactive and it's a fairly simple application, we decided to roll our own.