My understanding of Unreal Engine 5's GameplayAbilitySystem plugin with a simple multiplayer sample project.

C++ Stealth Game in Unreal Engine (Udemy Project)

Unreal Engine 4 Dynamic Water Project by marvelmaster

Sample Projects/Plugins for Mesh Processing in Unreal Engine

Unreal Engine Example projects. Includes UE4 and UE5 examples.

An attempt to make Unreal Engine 4 projects more consistent

Third-person Action Roguelike made in Unreal Engine C++. Project for Unreal Engine C++ Course & Stanford University

Third-person Survival Game for Unreal Engine (Sample Project)

A tutorial project that shows how to implement HLSL Pixel and Compute shaders in UE4

Environment Plugin Project (Ocean Simulation, Sky Simulation, Buoyancy, Time, Fish plugins for Unreal Engine 4)