I've asked the author, and this is the answer ;)
--- Original Message --- Mail from: Johan "Spocke" Sörlin Date: 17.10.2006 15:50
Hi
Sure the LGPL license enables you to redistribute TinyMCE with any software as long as the copyright info and the sources are complete. Wordpress, Jomla and a few others does this. Keep up the good work. And keep me posted on the progress. :)
Regards