lumberyard is queued for analysis. Crawling candidates and ranking them takes a few minutes. This page updates itself when the list exists — you can also come back later.
What is known so far comes from the other direction:
These projects were analysed and named lumberyard among their alternatives. The relationship is not symmetric — how lumberyard rates them is a separate judgement, made when lumberyard is analysed in its own right.
calls lumberyard “Choose when you need the original AWS-integrated predecessor of O3DE; it's archived, so only for legacy projects.”
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.