If you are organizing a conference, below are some useful resources:
Templates:
Event survey questions examples
Event registration form templates
Checklists:
Checklist for planning a conference
Checklist for planning a virtual conference
Checklist for planning a hybrid event
Tools & Platforms:
Comparison of top event registration software
Comparison of best event management software
Comparison of top event ticketing software
9 alternative options to Cvent
8 alternative options to Eventbrite
8 alternative options to Hopin
7 alternative options to Aventri