ArtStation - Ranch Computing is a powerful CPU and GPU render farm for all your 3D projects (3ds Max, C4D, Maya, Blender, Maxwell…) Turn weeks of rendering into hours or minutes on
Setting up a multi-GPU cluster for Cycles rendering - Blender and CG Discussions - Blender Artists Community
Open-source Render Farm Add-on (for GridMarkets) - Released Scripts and Themes - Blender Artists Community
Best Online Render Farms - Our Top 10 Favorite CPU & GPU Render Farms
How to Build your own Render Farm [Ultimate Guide]
How to Build your own Render Farm [Ultimate Guide]