Formspree.io - Just send your form to our URL and we'll forward it to your email.
Basin - Build custom forms without the engineering lift.
Getform - Smart form endpoints. The modern way to build the form backend.
FormSubmit - Connect your form to our form endpoint and we’ll email you the submissions. No PHP, Javascript or any backend code required.
Jotform - Free Online Form Builder & Form Creator
Formspark - A reliable backend for your HTML forms.