Bitwarden is amazing. It may not have so many “categories” but that’s a choice they made as most of them can be set as “Login” , not sure what you feel missing in BW

Nova Your Calendar KLWP (not used much in this setup)

When you automate a browser process like signing up, you very likely manually set in your code the fields you want to fill, not sure why a bot would do that automatically… I don’t think this would be effective at all