OpenOlitor is a SaaS open-source tool facilitating the organization and management of CSAs (Community Supported Agriculture) communities. This tool covers a large spectrum of functionalities needed for CSAs such as member management, emailing, invoicing, share planning and delivery, absence scheduling, etc. This software is organized and monitored by an international community that promotes the tool, helps operate it and support the interested communities. In order to promote the sustainability of the tool and this international community an organization based on CSS (Community Supported Software) has been proposed.