The editor is built specifically for the engine, it is a bit younger than the engine - the engine is 3+ years old and the editor is 2 yo. Asking a potential question - the editor is built using fyrox-ui library which is made from scratch too.
115 karma · joined September 18, 2020
It is possible to use C ABI, via C bindings but in this case you losing all benefits that Rust provides.
Join engine community in Discord - https://discord.com/invite/xENF5Uh
If you want to support the project, please consider to either do a monthly donation via Patreon (https://www.patreon.com/mrdimas) or one-time via BuyMeACoffee (https://www.buymeacoffee.com/mrDIMAS)
Also join the Discord server, I'm looking to grow the community - https://discord.gg/xENF5Uh and check rg3d on GitHub https://github.com/rg3dengine/rg3d