onsubmit.dev
Onsubmit.dev is a developer-friendly form backend service designed for static websites, JAMstack projects, landing pages, and modern frontend applications. Instead of building and maintaining your own backend, you can connect forms to a secure endpoint and start receiving submissions immediately. Integrate with email, Slack, Discord, webhooks, and custom workflows, automate notifications, and process form data reliably while keeping your stack simple, scalable, and easy to maintain.
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Zunoy FormAPI
Zunoy FormAPI is a serverless form backend service that enables websites and web applications to collect, process, and manage form submissions without building or maintaining custom server-side infrastructure. Developers can connect existing HTML forms to a secure endpoint and start receiving submissions within minutes.
The platform manages form processing, submission storage, spam protection, email notifications, and response management through a centralized dashboard. It supports contact forms, lead capture forms, registration forms, feedback forms, surveys, and other data collection workflows. Users can track submissions in real time, organize responses, and automate form handling without managing databases or backend code.
Designed for developers, startups, agencies, and businesses, Zunoy FormAPI simplifies form management, reduces development effort, and provides a reliable way to collect and manage website form data at scale.
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Formcake
The Form Backend Built For Developers. Collect submissions and trigger webhooks, emails, and other actions. Perfect for JAMStack, static, and API-driven websites. Features. Works with any form. Just drop in our endpoint and you're good to go - anywhere you can submit a form you can use formcake. Flexible and powerful integrations. Trigger a custom webhook, send an email templated with values from your form submission, kick-off a Zapier workflow and more with our integration suite. Designed for developer happiness. Retrieve and manage forms and submissions through our portal or use our API. Created for everyone. If you're an indie dev, small shop, agency, or enterprise company, we've got a plan for you. Unlimited forms Unlimited forms. Stop paying for a Contact Us page that never gets used. No libraries or dependencies. You don't need to include a tag, script to an external library, or CSS. No dependencies required.
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Forminit
Forminit (formerly Getform.io) is a headless form backend API that helps developers collect and manage form submissions without building backend infrastructure. Formerly known as Getform.io, the platform works with any tech stack and allows teams to connect custom forms quickly. It collects submissions, validates data, blocks spam, stores files, and sends notifications through channels such as email, Slack, Discord, Zapier, webhooks, and custom workflows. Forminit supports EU data storage and GDPR-ready infrastructure, making it useful for teams with privacy and compliance requirements. The platform also includes features such as file uploads, autoresponders, redirects, SMTP, form analytics, workspaces, logs, a REST API, and a TypeScript SDK. With centralized submission management and built-in analytics, Forminit gives teams a simple way to handle forms without form builder bloat.
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