Opensource UVDesk Community Helpdesk Project built for all to make a full Ticket Support System along with many more other features.
Solid, Free, Open Source, Community Driven eCommerce
Open source social network for thenewboston community.
Mautic: Open Source Marketing Automation Software.
[Community Standard Edition] The open source Product Information Management (PIM) - please raise issues in https://github.com/akeneo/pim-community-dev/issues
MyBB is a free and open source forum software.
Open Source Social Network (OSSN) is a social networking software written in PHP. It allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests. It is available in 16 international languages.