For a screenshot of observer, see http://www.slideshare.net/ngocdaothanh/cloud-erlang On Tue, Sep 4, 2012 at 10:58 AM, Ngoc Dao <ngocdaothanh@REDACTED> wrote: > observer works on OS X. > I'm not sure about 64 bit, but I'm using Erlang 32 bit.