That's to be expected. Flask builds on top of Werkzeug, itsdangerous and blinker whereas Bottle reimplements part of what Flask and the dependency libraries pr

That's to be expected. Flask builds on top of Werkzeug, itsdangerous and blinker whereas Bottle reimplements part of what Flask and the dependency libraries provides itself. However for the vast majority of applications having strong foundations to build upon is the right thing to do.