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Gemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
Ray3d is a multi-platform 3d game engine with an entire FPS game for it's techdemo. It's based on Irrlicht and other open source libraries, and written in C/C++. It is in pre-alpha and under HEAVY development.
Jadeite Engine is a free cross-platform 3D game development framework. It provides rendering, sound, networking and physics. Please visit the project homepage!
The Mercury Game Framework 2 is a complete C++ game framework. The framework is platform independent and scalable across multiple cores, and covers rendering, input, and audio.
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A virtual world engine writen by C# Provide network,serialization,thread management,work flow,cluster management,RPC etc.It's designed for concurrency. For performance, it doesn't use lock to resolve conflicts, otherwise it use queues.
Framework and set of object-oriented and/or generic libraries designed for games and virtual reality simulations. Abstracts interfaces of APIs and provides additional general and high-level functionality for rapidly creating solid applications.
Zen Worlds is an object oriented C++ virtual worlds / MMO game engine framework. This project includes Zen Engine game engine client, Zen Enterprise, an Enterprise Service Bus, and a C++ Application Server, and Zen Studio, a game development IDE.
Eye of God (EOG) is a generic component based framework for application development in particular videogames.
It provides a way to build game engines in a structured and robust manner.