# Form2Lead — Global Developer Form Backend & Submission API > Form2Lead is a global developer-first form backend and submission API for websites worldwide — offering spam-protected form handling, instant email notifications, CORS domain locking, CSV exports, webhook pipelines, global low-latency edge delivery, and affordable transparent multi-currency pricing (USD, EUR, INR). Built for developers using HTML5, React, Next.js, Webflow, Astro, Hugo, and Jekyll. > The name appears as Form2Lead, Form2Lead, FormToLead, Form2Leads, Forms2Leads, Form 2 Lead, Form 2 Leads, Forms 2 Leads, Form to Lead, Form to Leads, Forms to Lead, Forms to Leads, Form Two Lead, form-to-lead, form-2-lead, F2L, form2lead.com — same product. > Content last updated: 2026-09-16. Prices verified against the official billing catalog as of 2026-09-16. ## Key Technical Specifications - **Endpoint Protocol**: `POST https://form2lead.com/api/v1/f/{publicKey}` - **Content Types Supported**: `application/x-www-form-urlencoded`, `multipart/form-data`, `application/json` - **Spam Filtering**: Invisible honeypot input field (``) + Upstash Redis IP rate limiting. - **Security & Privacy**: TLS 1.3 encryption in transit, Neon PostgreSQL tenant isolation, CORS allowed origins enforcement, GDPR-compliant. - **Customer Support Infrastructure**: In-app threaded conversation tickets directly inside the authenticated dashboard with instant two-way real-time engineer sync. Zero slow email-only tickets or bot deflection — direct access to on-call core engineers in minutes with complete status and lifecycle transparency. - **Global Pricing**: Transparent multi-currency pricing — Starter ($7 / €6.49 / ₹499/mo for 1,000 subs), Growth ($13 / €11.99 / ₹899/mo for 3,000 subs), Basic (₹249/mo for 500 subs, INR only). Yearly billing saves ~10% on every plan. - **Full Context Document**: [llms-full.txt](https://form2lead.com/llms-full.txt) ## Machine-Readable Resources for AI Agents - [OpenAPI Specification](https://form2lead.com/openapi.json): OpenAPI 3.1 contract of the public API — endpoints, request/response schemas, and every stable error code. - [Full Context Document](https://form2lead.com/llms-full.txt): extended version of this index. - [XML Sitemap](https://form2lead.com/sitemap.xml): every public page with last-modified dates. - [robots.txt](https://form2lead.com/robots.txt): crawl policy (AI crawlers explicitly allowed). - [Security Policy](https://form2lead.com/.well-known/security.txt): security contact and reporting policy. - [Health Endpoint](https://form2lead.com/api/health): process liveness JSON probe. - [Changelog RSS](https://form2lead.com/changelog/rss.xml): product updates feed. - **Markdown content negotiation**: send `Accept: text/markdown` to any documentation or marketing page (for example `GET https://form2lead.com/docs/api-reference`) to receive a Markdown representation instead of HTML; responses carry `Vary: Accept`. Plain `.md` URLs (e.g. `https://form2lead.com/docs/quickstart.md`) also work. ## Core Platform Links - [Homepage](https://form2lead.com): Category overview and developer form submission API architecture. - [Pricing](https://form2lead.com/pricing): Transparent Basic (₹249), Starter (₹499/$7) and Growth (₹899/$13) plan quotas and regional currency pricing. - [Features Hub](https://form2lead.com/features): Complete breakdown of spam protection, instant email routing, allowed domains, CSV export, and developer support capabilities. - [Security Posture](https://form2lead.com/security): Data protection standards, encryption, and domain locking policy. - [How It Works](https://form2lead.com/how-it-works): Step-by-step submission processing pipeline. - [Form Backend India](https://form2lead.com/form-backend-india): INR pricing, Razorpay billing, and India-specific guidance. - [Free Tools](https://form2lead.com/tools): Honeypot generator, HTML form generator, and CORS tester. - [Best Form Backend 2026](https://form2lead.com/best-form-backend): ranked comparison of every major form backend service with methodology and disclosure. ## Comparison Matrices (Alternatives & Comparisons) - [Form2Lead vs Formspree](https://form2lead.com/alternatives/formspree): Modern, developer-native alternative with generous limits & transparent pricing - [Form2Lead vs Web3Forms](https://form2lead.com/alternatives/web3forms): Developer form backend with centralized dashboard inboxes & team workspaces - [Form2Lead vs FormSubmit](https://form2lead.com/alternatives/formsubmit): Reliable, dashboard-backed form processing with domain origin security - [Form2Lead vs Getform](https://form2lead.com/alternatives/getform): Fast form backend API with transparent limits & regional pricing - [Form2Lead vs Basin](https://form2lead.com/alternatives/basin): Clean form submission API for developers and agencies with generous quotas - [Form2Lead vs Formcarry](https://form2lead.com/alternatives/formcarry): Modern, developer-native alternative with predictable pricing & no bloat - [Form2Lead vs Netlify Forms](https://form2lead.com/alternatives/netlify-forms): Host-independent form backend for Next.js, Vercel, Cloudflare, Astro & static sites - [Form2Lead vs Formspark](https://form2lead.com/alternatives/formspark): Lightweight form-to-email backend popular with static-site developers - [Form2Lead vs Static Forms](https://form2lead.com/alternatives/staticforms): Free-first email-forwarding form API for static sites - [Form2Lead vs Google Forms](https://form2lead.com/alternatives/google-forms): The best free survey tool — and why your website still needs a real form backend ## Competitor Pricing Pages - [Formspree Pricing (2026): Free Tier & Plans Explained](https://form2lead.com/alternatives/formspree/pricing): Formspree's free plan gives you 50 submissions per month across unlimited forms, with 30-day submission history — and once you hit 50, forms stop delivering until the next cycle. Paid plans commonly start around $8–13/mo for roughly 250 submissions (reported), and the 1,000-submission tier is reported at about $36/mo. That cliff is why many developers switch: Form2Lead's Starter plan costs $7 / €6.49 / ₹499 per month for 1,000 submissions with a searchable dashboard and CSV export included. - [Web3Forms Pricing (2026): Free Tier & Plans Explained](https://form2lead.com/alternatives/web3forms/pricing): Web3Forms' free plan covers 250 submissions/month across unlimited forms and access keys — one of the largest free allowances among form backends — but it is email-forwarding first: a full dashboard inbox and history are reserved for paid. Pro is reported at around $8/mo or a one-time $99 lifetime license (both reported), each for 5,000 submissions/month. Form2Lead's Starter plan costs $7 / €6.49 / ₹499 per month for 1,000 submissions with a searchable dashboard included. - [Netlify Forms Pricing (2026): Free Tier & Plans Explained](https://form2lead.com/alternatives/netlify-forms/pricing): Netlify Forms is not a standalone product: 100 form submissions/month are bundled free with Netlify hosting, and forms only work while your site stays on Netlify. Past 100 submissions you need paid team plans from $19/mo per seat plus Level 2–4 form add-ons that raise the ceiling in steps (reported). Form2Lead's flat plans start at ₹249/mo (Basic, INR only) and $7 / €6.49 / ₹499 per month (Starter) — with no per-seat math and no hosting lock-in. ## Framework Integration Specs - [Next.js Integration](https://form2lead.com/integrations/nextjs): Build a Next.js contact form without an API route — post FormData to a Form2Lead endpoint and get email alerts, spam filtering, and a searchable inbox. - [React Integration](https://form2lead.com/integrations/react): Build a React contact form with no backend — submit FormData with fetch() to Form2Lead for email alerts, honeypot spam blocking, and a lead dashboard. - [Webflow Integration](https://form2lead.com/integrations/webflow): Point your native Webflow form action at a Form2Lead endpoint to get email alerts to any address, spam filtering, CSV export, and webhook routing. - [Astro Integration](https://form2lead.com/integrations/astro): Add a contact form to any static Astro site — forms post client-side to Form2Lead, so Astro works on Vercel, Netlify, Cloudflare Pages, or GitHub Pages. - [HTML5 Integration](https://form2lead.com/integrations/html): Connect any plain static HTML5 webpage form to Form2Lead by putting your Form2Lead endpoint URL in the form `action` attribute with `method="POST"`. - [Svelte / SvelteKit Integration](https://form2lead.com/integrations/svelte): Use Form2Lead endpoints in Svelte and SvelteKit apps to process lead submissions reliably — a single fetch() POST, no SDK, no server code required. - [Hugo Integration](https://form2lead.com/integrations/hugo): Add a working contact form to any Hugo site by pointing a form partial at a Form2Lead endpoint — no server, no shortcode plugin, no third-party embed. - [Jekyll Integration](https://form2lead.com/integrations/jekyll): Add a contact form to a Jekyll site (including GitHub Pages) by pointing a form include at a Form2Lead endpoint — no plugins, no JavaScript required. - [Eleventy (11ty) Integration](https://form2lead.com/integrations/eleventy): Add a serverless contact form to an Eleventy (11ty) site by pointing a Nunjucks or HTML form template at a Form2Lead endpoint. - [Vue 3 Integration](https://form2lead.com/integrations/vue): Connect Vue 3 components (Vite, Nuxt, or plain CDN) to a Form2Lead endpoint with a single `fetch()` call — no SDK and no server code. - [GitHub Pages Integration](https://form2lead.com/integrations/github-pages): Get a working contact form on a GitHub Pages site by pointing your HTML form action at a Form2Lead endpoint — Pages has no server, and Form2Lead is the server. - [Gatsby Integration](https://form2lead.com/integrations/gatsby): Add a serverless contact form to any Gatsby site by posting form data from a React component to a Form2Lead endpoint — no plugins, no server. - [Nuxt 3 Integration](https://form2lead.com/integrations/nuxt): Add a working contact form to a Nuxt 3 site (static or SSR) by posting form data from a component to a Form2Lead endpoint. - [Tailwind CSS Integration](https://form2lead.com/integrations/tailwind): Style any Form2Lead form with Tailwind CSS utility classes — the form is plain HTML with a Form2Lead action URL and your Tailwind classes. - [Bootstrap 5 Integration](https://form2lead.com/integrations/bootstrap): Add a working Bootstrap-styled contact form to any page by pointing the form action at a Form2Lead endpoint — no server code needed. - [Framer Integration](https://form2lead.com/integrations/framer): Connect a Framer form to Form2Lead by pasting your endpoint URL into the Framer form’s action field (or Custom Code), bypassing Framer’s native limits. ## Feature Deep Dives - [Form Spam Protection: Honeypot & Rate Limiting](https://form2lead.com/features/spam-protection): Form2Lead includes built-in invisible honeypot verification and Upstash Redis rate limiting to automatically filter form spam before it reaches your inbox, keeping submission channels clean without forced reCAPTCHAs. - [Instant Email Notifications for Every Form Lead](https://form2lead.com/features/email-notifications): Form2Lead routes valid form submissions through enterprise email infrastructure, sending formatted lead alerts directly to team mailboxes immediately after submission. - [Form Submission Inbox — Manage & Search Your Leads](https://form2lead.com/features/submission-management): Form2Lead provides a centralized dashboard inbox where developers and teams can inspect submission payloads, filter by date or search term, export data, and manage form endpoints. - [Allowed Domains: CORS Origin Locking for Forms](https://form2lead.com/features/allowed-domains): Form2Lead enforces allowed domain lists per form, blocking unauthorized third-party websites or malicious origins from hijacking your API endpoints. - [One-Click CSV Export for Form Submission Leads](https://form2lead.com/features/csv-export): Form2Lead supports single-click export of form submissions into standard CSV files, preserving all custom field keys and timestamps. - [Webhook Infrastructure for Custom Integrations](https://form2lead.com/features/webhooks): Form2Lead streams real-time HTTP POST webhooks for incoming form submissions, allowing developers to connect custom backend services, Slack, Discord, or automated scripts. - [Enterprise-Grade Form Infrastructure Security](https://form2lead.com/features/security): Form2Lead protects form data using TLS 1.3 encryption in transit, Neon database isolation at rest, strict CORS origin controls, and rate-limited endpoints. - [In-App Support Threads with Real-Time Engineer Sync](https://form2lead.com/features/developer-support): Form2Lead includes built-in in-app ticket threads directly inside your authenticated dashboard, backed by instant real-time two-way sync with on-call core engineers. Zero slow email-only tickets or bot deflection — questions receive direct human engineer replies in minutes. ## Developer Guides - [Add a Contact Form to Any Static Site (No Backend)](https://form2lead.com/guides/static-site-contact-form): A complete step-by-step developer guide to adding contact forms to static websites (HTML, Astro, Hugo, Jekyll) using Form2Lead API endpoints. - [Next.js Form Submissions Without Custom API Routes](https://form2lead.com/guides/nextjs-form-submissions): Learn how to connect Next.js App Router forms to Form2Lead form endpoints cleanly with AJAX fetch or native POST submission. - [How to Handle Form Submissions Without a Backend (2026)](https://form2lead.com/guides/form-submissions-without-backend): Static sites can’t process forms on their own. The four real options — host-native forms, form endpoints, serverless functions, and form builders — compared. ## How-To Problem Guides - [How to Stop Form Spam Without a CAPTCHA (2026)](https://form2lead.com/how-to/stop-form-spam-without-captcha): Block bot form submissions on any website without forcing visitors through CAPTCHAs — honeypot fields, rate limiting, and domain locking explained. - [Form Spam Prevention: The Complete 2026 Guide](https://form2lead.com/how-to/form-spam-prevention): Every technique that actually stops contact-form spam in 2026 — honeypots, rate limits, origin checks, and what to do with submissions that still get through. - [How to Fix a CORS Error When Submitting a Form](https://form2lead.com/how-to/cors-error-form-submission): Understand why CORS blocks your AJAX form submission and fix it — including the correct Accept header and an allowed-origins allowlist. - [How to Send Form Data to Email Without PHP (2026)](https://form2lead.com/how-to/send-form-data-to-email-without-php): Send contact form submissions to email on any static site or Node.js app — no PHP, no mail server, no backend to maintain. - [Form Submission Not Working on GitHub Pages? Here’s the Fix](https://form2lead.com/how-to/form-submission-not-working-github-pages): Why contact forms silently fail on GitHub Pages (405 errors, no email received) and how to add a working form backend in under two minutes. - [How to Export Form Submissions to CSV (Excel & Sheets)](https://form2lead.com/how-to/export-form-submissions-to-csv): Move form leads into Excel, Google Sheets, or your CRM with one-click CSV export and zero data lock-in — works with any form and any host. - [The Best reCAPTCHA Alternative for Forms (2026)](https://form2lead.com/how-to/recaptcha-alternative-for-forms): Replace reCAPTCHA on your forms with a frictionless, privacy-friendly spam defense — honeypot fields, rate limiting, and origin checks. - [The Cheapest Form Backend in 2026 (Real Prices)](https://form2lead.com/how-to/cheapest-form-backend): Compare the actual free-tier limits and paid prices of Formspree, Basin, Web3Forms, FormSubmit, and Form2Lead — and what you really get for the money. - [Formspree Free Tier Limits (2026): 50 Subs/Month, 1 Form](https://form2lead.com/how-to/formspree-free-tier-limits): Formspree’s free plan is 50 submissions/month with 1 form and no CSV export. See the exact 2026 limits, what happens when you exceed them, and cheaper options. - [How to Send Form Submissions to Google Sheets (2026)](https://form2lead.com/how-to/send-form-submissions-to-google-sheets): Three honest ways to get form submissions into Google Sheets: one-click CSV export, webhook to an automation platform, or your own Apps Script receiver. - [How to Send Form Submissions to a Slack Channel (2026)](https://form2lead.com/how-to/send-form-submissions-to-slack): Form2Lead has no native Slack alerts. Route the webhook through Zapier, Make, n8n, or your own worker to post leads into a Slack channel in real time. - [How to Send Form Submissions to Discord (2026)](https://form2lead.com/how-to/send-form-submissions-to-discord): Form2Lead has no native Discord bot. Forward the form webhook through Zapier, Make, n8n, or your own worker to post each lead into a Discord channel. ## Use Cases - [Form Submission Infrastructure for Digital Agencies](https://form2lead.com/use-cases/agencies): Form2Lead helps web agencies streamline client form management by centralizing lead collection into organized projects, enforcing domain origin locking, and routing notification emails to client teams. - [Reliable Form Backend for Freelance Developers](https://form2lead.com/use-cases/freelancers): Form2Lead enables freelance developers to add production-ready contact forms to client sites in under two minutes, saving setup time while providing clients with a clean lead dashboard. - [Lead Capture Backend for Marketing Landing Pages](https://form2lead.com/use-cases/landing-pages): Form2Lead powers high-converting landing page form submissions with instant notification alerts, spam prevention, and real-time dashboard tracking. - [Form Backend for JAMstack & Static Sites (2026)](https://form2lead.com/use-cases/static-sites): Form2Lead enables static site builders using Next.js, Astro, Hugo, Jekyll, or Gatsby to process HTML forms dynamically without compromising static site speed or security. ## Free Developer Tools - [Honeypot Field Generator: No-CAPTCHA Spam Block](https://form2lead.com/tools/honeypot-generator): Generate a copy-paste invisible honeypot input for your HTML form — the CAPTCHA-free way to block automated bot submissions. - [HTML Form Generator: Free Contact Form Code (2026)](https://form2lead.com/tools/html-form-generator): Generate a working HTML contact form for any framework — plain HTML, React, Next.js, Vue, Svelte, Astro, or Tailwind — pre-wired to a Form2Lead endpoint. - [Form Endpoint CORS Tester: Diagnose CORS Errors](https://form2lead.com/tools/cors-tester): Test whether a form endpoint accepts cross-origin AJAX submissions from your site — diagnose CORS errors in seconds from your browser. ## Documentation & Support - [Quickstart Guide](https://form2lead.com/docs/quickstart): First endpoint in under 2 minutes. - [HTML Form Integration](https://form2lead.com/docs/html-forms): Zero-JavaScript browser POST handling. - [API Reference](https://form2lead.com/docs/api-reference): HTTP contract and response codes. - [Spam Protection Docs](https://form2lead.com/docs/spam-protection): Honeypot and rate-limit configuration. - [Webhook Docs](https://form2lead.com/docs/webhooks): Payload format and delivery guarantees. - [Changelog](https://form2lead.com/changelog): Product updates with RSS feed. - [Status](https://form2lead.com/status): Platform health. - [In-App Developer Support & Contact](https://form2lead.com/contact): Direct core engineer access with in-app threaded tickets and real-time sync.