I enjoyed going through the cal. com handbook [1]. It provides a very high overview of the code base as well if that's of interest to you. There entire company

I enjoyed going through the cal. com handbook [1]. It provides a very high overview of the code base as well if that's of interest to you. There entire company is being built in public so it provides a great level of visibility into their operations [2]. [1] https://handbook.cal.com/ https://handbook.cal.com/ [2] https://cal.com/open https://cal.com/open