Release date: 15 Dec 2015 Get the source:$ hg clone http://hg.mozilla.org/comm-central/ src $ cd src $ python2 client.py checkout $ cd mozilla $ ./mach mercurial-setupLocalization (if available): Get locales:$ mkdir l10n $ cd l10n $ hg clone … [Read more...] about Building SeaMonkey 2.43a1 Gtk3>Smart Guide