server 4dEratosthene is an open source 4D server developed by Nils Hamel from 2015 to 2020 at DHLAB. It consists in a four dimensional indexation framework for large4D free trial for 30 days Get started with free, full access to the entire 4D development and deployment platform. Everything you need to create your solution With 4D Developer Professional, desn and create all types of