Update: This cheatsheet is available as a Markdown table, as well as searchable CSV tables in the following repo: https://github.com/freak4pc/rxswift-to-combine-cheatsheet. Thanks Joe Blau for the help and inspiration! Update 2: I’ve released a library called RxCombine which provides a proof-of-concept for Bi-directional type bridging between RxSwift and Apple’s combine, letting you mix and match