Hi @FKALI,
All good points. However, do note that Webflow’s target audience are designers who don’t know how to code, so Webflow is keeping it simple enough, yet have enough options to do a majority of web design work.
If you are “planning a bigger project you really need to work with other frameworks, cms etc.”, I’m sorry to say that Webflow isn’t primarily for you, but you can still export and perform your own custom integration.
Also, some existing limitations are listed here: