I've read about "Chowdren" and "Ratalaika". I'd appreciate any advice anyone may have about either of them, or if you know of another for comparison purposes, please let me know of them.
I don't know much either, but this may help a bit
construct.net/en/forum/construct-2/general-discussion-17/chowdren-fast-construct-134395
Develop games in your browser. Powerful, performant & highly capable.
Did you consider asking a studio to do this job? My team often ask to this studio to port our games and they do a pretty good job.
Maybe you can ask them how much it could cost? Sometimes it’s more efficient and you save a lot of time…