There are 2 repositories under flip-fluids topic.
The FLIP Fluids addon is a tool that helps you set up, run, and render high quality liquid fluid effects all within Blender, the free and open source 3D creation suite.
OpenFLIP is a powerful liquid simulation plugin that gives you the ability to create high quality fluid effects all within Blender.
The Blender Add-On Project is an open source project that provides premium-level features through our add-ons for free. As a community-driven project, we understand the challenges that come with having to pay for add-ons that could easily be provided for free.