If you are looking to build your own features, developers often use to replicate the "GTA feel" through specific plugins:
Watch this full course on building a GTA-style sandbox in Unreal Engine 5: How to Create GTA in Unreal Engine 5 - Full Course Gorka Games YouTube• Dec 6, 2024
: The RAGE engine was reportedly "rebuilt from the ground up" for the new hardware generation to support more complex AI and environments. Grand Theft Auto
: New tech that optimizes graphical performance based on where the player is looking, allowing for high density in lived-in environments.
: A highly realistic system for vehicles and environmental objects. If you are looking to build your own
Based on recent leaks and developer reports, (scheduled for November 19, 2026 ) introduces several "next-gen" technical features:
: A real-time system where wind battering vegetation and rain impact vehicle handling. Based on recent leaks and developer reports, (scheduled
: Rockstar uses specialized systems to schedule NPC activities and vehicle traffic throughout the virtual day, making the world feel "active" even when the player isn't present.