List of free forms stuff for developerππ½
If you're looking for all programming tools around forms (not just free). Check this page List of forms Programming Tools

Feathery
Powerful, developer-friendly form builder for building signup, onboarding, payment flows, and more.
Tag: forms, nocode
Unlimited steps, questions, styles. Free up to 5 forms and 250 submissions / month.
HeroTofu
Forms backend with bot detection, submissions forwarding, and encrypted archive. Compatible with any frontend framework.
Tag: forms, html-forms, forms-backend
Unlimited forms 100 submissions per month 30 days archive Bots detection Email forwarding