There's Odoo https://github.com/odoo/odoo and OCB https://github.com/OCA/OCB but it seems like it's exactly same thing... So which one should I use if I plan to self-host? They both are under AGPL...
Odoo is the world's easiest all-in-one management software.
It includes hundreds of business apps:
I still have no idea...
see also http://odoo-community.org/