JSCC is a BarCamp organized by the community for the community. We created our own conference schedule with the focus and JavaScript and all things Web. Over 100 people joined creating a very nice experience.
We had many awesome sessions, for example about hte newest JS frameworks, Web reverse engineering, the different schools of Test Driven Development, and so much more.
You can find session notes at the jscc23-sessions Github repo.
We also had nice veggy food: Plänty sandwiches, Brezels and an awesome BBQ.