Site (explanation & demos): https://flipbook.browserbox.io
I like the idea of scrubbable assets in a consistent format. Toyed with making it an actual fileformat (zipped manifest + folder of images) but for now settled on this static site generator.
You can also capture your browser sessions (e.g. https://browser-session-it94u.pages.dev/ ) if you have a BrowserBox license. Example: https://asciinema.org/a/eXhizwQ9FU5y49eP
I like doing a lot with simple technology.