Tyra X4 | U

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Tyra X4 | U is a C++ plugin for integration into Unreal implementing the core gameplay infrastructure for X4, an internal Action RPG framework designed to serve as the persistent architectural foundation across multiple game projects. Rather than being built for a single title, X4 is engineered as reusable infrastructure, providing the systems every project built on the framework depends on, independent of that project's specific content, narrative, or design implementation.

Systems

The plugin implements the foundational systems required to operate a full production title, including input handling, game state management, inventory, cinematics, camera management, and a real-time, party based interaction and encounter system, engineered as stable, reusable infrastructure rather than single-project implementations.

AI and Abilities

The plugin implements AI utility and behavior systems alongside a unified ability system shared across player and AI controlled characters, allowing player and AI behavior to be built against a single, consistent architecture.

Availability

Tyra X4 | U availability will be announced soon.

Project

Tyra X4 | Unreal is developed as part of Tyra, a research initiative into real-time technology and game development. It represents that research applied at production scale, serving as the gameplay infrastructure layer underpinning Action RPG development.

© 2026 Alex Stevovich

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