Other Game Engines in Rust

Here is a rough list of existing and past 3D/game engines in Rust:

Status	Project Name	Author(s)	Description	Users
Stable	Kiss3D	Sébastien Crozet	Simple to use extensible game engine with integrated physics and OpenGL rendering	Grow, ParView, Space colonization
Stable	Piston	Sven Nilsen, et al.	Vast collection of building blocks for making engines	Hematite, many others
Active	GGEZ	Rafael Epplée	Make good games easily: draw some text, play sounds, get a window up and display graphics
Active	Amethyst	Eyal Kalderon, et al.	Data-oriented game engine with GFX renderer and Specs Parallel ECS
Active	Three-rs	Dzmitry Malyshau	ThreeJS-inspired 3D engine for quick prototyping
Early Stages	Gunship-rs	David LeGare	"The game engine for people who don't like making games"
Early Stages	Unrust	Edwin Cheng	"A pure rust based (webgl 2.0 / native) game engine"
Abandoned	Anima	Dragoș Tiselice, et al.	Quirky performance oriented game engine
Abandoned	Tungsten	Layl Conway	Engine built around game-specific models, supports Glium rendering
Abandoned	Turbine	Piston Developers	A 3D game engine with built-in editor, part of the Piston project
Abandoned	Nitro	Jacob Kiesel	Aims to be a complete game development solution
Abandoned	Claymore	Dzmitry Malyshau	3D engine based on high-level GFX libraries	Claymore (game)
Abandoned	Snowmew	Colin Sherratt	Beautiful 3D engine with GFX rendering	Petri
Abandoned	Whiske-rs	Colin Sherratt	Engine with parallel ECS, rendered with GFX