"...there is also Eclipse: Europa (Eclipse Platform Runtime Binaries) + ATF + XULBooster + DLTK + CDT. But there is a true obesity issue in this solution; i agree with Benjamin Smedbergs when he says: “We need to stay focused on the strengths of the Mozilla platform and the web paradigm and not be distracted by “RIA madness”, complex toolchains, or the need to imitate existing proprietary solutions.”

Anyway, i agree with allpeers too in that we need an IDE focused on Mozilla Platform and web paradigm… In fact we should invent the killer IDE, running inside the browser… The Free Software community should launch such a project with Mozilla, AllPeers, FSF…" (comments)