Form backend tutorials, comparisons, and dev tips from the splitforms team. https://splitforms.com/blog en Fri, 08 May 2026 00:00:00 GMT Add a working Astro contact form that delivers submissions to your inbox in 2026. Static islands, no API route, no SMTP setup, with optional client-side fetch and Astro Actions. https://splitforms.com/blog/astro-contact-form-tutorial https://splitforms.com/blog/astro-contact-form-tutorial Fri, 08 May 2026 00:00:00 GMT Tutorials Build a Vue contact form that delivers submissions to email without writing or hosting a backend. Vue 3 composition API, reactive validation, and a single fetch call. https://splitforms.com/blog/vue-contact-form-backend https://splitforms.com/blog/vue-contact-form-backend Fri, 08 May 2026 00:00:00 GMT Tutorials How to handle Svelte form submission and deliver data to email — Svelte 5 runes, SvelteKit form actions, and the no-backend alternative that ships in five minutes. https://splitforms.com/blog/svelte-form-submission-guide https://splitforms.com/blog/svelte-form-submission-guide Fri, 08 May 2026 00:00:00 GMT Tutorials Honest 2026 comparison of Next.js 15 server actions vs hosted form backends and API routes. Cold starts, security, complexity, cost, and the right choice per use case. https://splitforms.com/blog/nextjs-15-server-actions-vs-form-backend https://splitforms.com/blog/nextjs-15-server-actions-vs-form-backend Fri, 08 May 2026 00:00:00 GMT Comparisons Side-by-side 2026 comparison of Web3Forms, Formspree, and splitforms — pricing, free tier limits, spam filtering, webhooks, and which form backend wins for which use case. https://splitforms.com/blog/web3forms-vs-formspree-vs-splitforms https://splitforms.com/blog/web3forms-vs-formspree-vs-splitforms Fri, 08 May 2026 00:00:00 GMT Comparisons Test form submissions without spamming your inbox or your client's inbox. Catch-all SMTP, Mailtrap, RequestBin, splitforms test mode, and a Playwright recipe. https://splitforms.com/blog/how-to-test-form-submissions-without-real-emails https://splitforms.com/blog/how-to-test-form-submissions-without-real-emails Fri, 08 May 2026 00:00:00 GMT Guides Diagnose and fix CORS errors on HTML form submissions. Why a normal form doesn't trigger CORS, what does, and the four fixes that actually work in 2026. https://splitforms.com/blog/cors-error-form-submission-fix https://splitforms.com/blog/cors-error-form-submission-fix Fri, 08 May 2026 00:00:00 GMT Guides Add a working Shopify contact form without installing an app or editing Liquid. Drop a custom HTML block on any page, point it at a hosted backend, and you're done. https://splitforms.com/blog/add-contact-form-to-shopify-no-app https://splitforms.com/blog/add-contact-form-to-shopify-no-app Fri, 08 May 2026 00:00:00 GMT Integrations 12 ready-to-paste HTML contact form templates — minimal, accessible, styled, multi-step, file upload, popup. Free, no signup, with backend wired in 60 seconds via splitforms. https://splitforms.com/blog/html-contact-form-code-2026 https://splitforms.com/blog/html-contact-form-code-2026 Tue, 05 May 2026 00:00:00 GMT Tutorials Honeypot vs reCAPTCHA vs AI classifiers in 2026 — what works, what's defeated by LLMs, and the layered approach modern form backends use to keep spam out. https://splitforms.com/blog/form-spam-protection-complete-guide-2026 https://splitforms.com/blog/form-spam-protection-complete-guide-2026 Tue, 05 May 2026 00:00:00 GMT Spam & Security Honest 2026 comparison of React Hook Form, Formik, TanStack Form, react-final-form, and pure useState — bundle size, DX, validation compat, and when each one wins. https://splitforms.com/blog/best-react-form-library-2026 https://splitforms.com/blog/best-react-form-library-2026 Tue, 05 May 2026 00:00:00 GMT Comparisons An honest 2026 comparison of React Hook Form, Formik, TanStack Form, Conform, and pure server actions for Next.js — with code, benchmarks, and tradeoffs. https://splitforms.com/blog/best-nextjs-form-library-2026 https://splitforms.com/blog/best-nextjs-form-library-2026 Tue, 05 May 2026 00:00:00 GMT Comparisons What the HTML action attribute does, how to point it at a backend, and the modern alternatives — with copy-paste examples for static sites, React, Next.js, Webflow. https://splitforms.com/blog/html-form-action-complete-guide https://splitforms.com/blog/html-form-action-complete-guide Tue, 05 May 2026 00:00:00 GMT Guides Step-by-step guide for moving form submissions from Typeform to splitforms — pricing comparison, code-level migration, and what you'll gain (and lose) in the switch. https://splitforms.com/blog/migrate-from-typeform https://splitforms.com/blog/migrate-from-typeform Tue, 05 May 2026 00:00:00 GMT Guides Push every contact form submission into a Notion database as a fully-typed page. Create an integration token, grab a database ID, map fields to Notion properties, and wire up a tiny Cloudflare Worker proxy that forwards splitforms webhooks to the Notion API. https://splitforms.com/blog/send-form-submissions-to-notion https://splitforms.com/blog/send-form-submissions-to-notion Sat, 02 May 2026 00:00:00 GMT Integrations Sync contact form submissions straight into an Airtable base. Personal access token setup, base and table IDs, field-name gotchas, single vs batch record creation, and a working splitforms-to-Airtable webhook proxy you can copy-paste. https://splitforms.com/blog/send-form-submissions-to-airtable https://splitforms.com/blog/send-form-submissions-to-airtable Sat, 02 May 2026 00:00:00 GMT Integrations Wire any splitforms contact form to Zapier in under five minutes using the Webhooks by Zapier trigger. Parse the splitforms payload, route to Google Sheets, Slack, HubSpot, or Mailchimp — and learn when native splitforms webhooks are the better, cheaper choice. https://splitforms.com/blog/connect-splitforms-to-zapier https://splitforms.com/blog/connect-splitforms-to-zapier Sat, 02 May 2026 00:00:00 GMT Integrations Capture contact form submissions as HubSpot CRM contacts without the HubSpot Forms watermark. Create a private app token, map custom properties, dedupe by email, and forward splitforms webhooks to the HubSpot v3 contacts API. https://splitforms.com/blog/send-form-submissions-to-hubspot https://splitforms.com/blog/send-form-submissions-to-hubspot Sat, 02 May 2026 00:00:00 GMT Integrations The advanced playbook for piping form submissions into Google Sheets. A complete Google Apps Script doPost handler, a Make/Zapier alternative, timezone formatting, formula-row handling, and column mapping for splitforms webhook payloads. https://splitforms.com/blog/store-form-submissions-in-google-sheets https://splitforms.com/blog/store-form-submissions-in-google-sheets Sat, 02 May 2026 00:00:00 GMT Integrations Send a Telegram message to yourself or a group chat every time a contact form submits. Full walkthrough — create a bot with @BotFather, fetch the chat ID, wire up a splitforms webhook with a tiny Cloudflare Worker proxy, and test with curl. https://splitforms.com/blog/get-telegram-notifications-for-form-submissions https://splitforms.com/blog/get-telegram-notifications-for-form-submissions Sat, 02 May 2026 00:00:00 GMT Integrations Step-by-step guide to deliver every contact form submission to a Discord channel as a rich embed. Create the Discord webhook, paste it into splitforms, and customize embed color, fields, and role pings — no Zapier required. https://splitforms.com/blog/send-form-submissions-to-discord https://splitforms.com/blog/send-form-submissions-to-discord Sat, 02 May 2026 00:00:00 GMT Integrations Push every contact form submission into the right Slack channel as a Block Kit message. Create an Incoming Webhook, paste it into splitforms, route different forms to different channels, and skip the $50/mo Zapier bill. https://splitforms.com/blog/send-form-submissions-to-slack https://splitforms.com/blog/send-form-submissions-to-slack Sat, 02 May 2026 00:00:00 GMT Integrations Add real validation to a Tailwind CSS contact form using only HTML5 primitives plus the peer, invalid:, and placeholder-shown variants — no JavaScript validation library required. Includes two copy-paste JSX examples with full Tailwind classes. https://splitforms.com/blog/tailwind-css-form-validation https://splitforms.com/blog/tailwind-css-form-validation Sat, 02 May 2026 00:00:00 GMT Tutorials Side-by-side comparison of Google Forms, Typeform, and Splitforms for contact forms in 2026. Pricing, features, branding, response limits, and which is best for which use case. https://splitforms.com/blog/google-forms-vs-typeform-vs-splitforms https://splitforms.com/blog/google-forms-vs-typeform-vs-splitforms Sat, 02 May 2026 00:00:00 GMT Comparisons Independent ranking of the 10 best free form backend services in 2026. Tested submission limits, deliverability, spam filtering, and developer experience for each. Real numbers, no fluff. https://splitforms.com/blog/best-free-form-backend-services-2026 https://splitforms.com/blog/best-free-form-backend-services-2026 Sat, 02 May 2026 00:00:00 GMT Comparisons The fastest way to add a working contact form to any website — HTML, Next.js, React, Vue, Astro, Webflow, or WordPress. Copy-paste code, no backend required, working in under a minute. https://splitforms.com/blog/add-contact-form-in-60-seconds https://splitforms.com/blog/add-contact-form-in-60-seconds Sat, 02 May 2026 00:00:00 GMT Tutorials Deep dive into how modern AI classifiers (GPT-4o-mini, Llama, custom transformers) detect form spam. Architecture, accuracy benchmarks, costs, and why it beats CAPTCHAs and honeypots alone. https://splitforms.com/blog/ai-form-spam-detection https://splitforms.com/blog/ai-form-spam-detection Sat, 02 May 2026 00:00:00 GMT Spam & Security Step-by-step guide to migrating from Formspree to Splitforms (or any modern form backend). Preserves field names, redirects, webhooks, spam settings. Zero downtime, takes about 5 minutes per form. https://splitforms.com/blog/migrate-from-formspree https://splitforms.com/blog/migrate-from-formspree Sat, 02 May 2026 00:00:00 GMT Guides Step-by-step guide to add a working contact form to any static HTML site without writing server code. Three methods compared, with copy-paste examples. https://splitforms.com/blog/add-contact-form-to-static-site https://splitforms.com/blog/add-contact-form-to-static-site Fri, 01 May 2026 00:00:00 GMT Tutorials Routing form data to your inbox without PHP, mailto links, or custom servers. The 2026 stack for HTML form submissions delivered as email. https://splitforms.com/blog/receive-form-submissions-by-email https://splitforms.com/blog/receive-form-submissions-by-email Fri, 01 May 2026 00:00:00 GMT Tutorials Honeypots, reCAPTCHA, hCaptcha, AI classifiers, and rate limiting — measured side-by-side on a real form. Includes data on which actually works in 2026. https://splitforms.com/blog/stop-contact-form-spam https://splitforms.com/blog/stop-contact-form-spam Fri, 01 May 2026 00:00:00 GMT Spam & Security PHP mail() is brittle, blocked by most hosts, and ends up in spam. Three modern alternatives that work on Vercel, Netlify, Cloudflare Pages, and S3. https://splitforms.com/blog/send-html-form-to-email-without-php https://splitforms.com/blog/send-html-form-to-email-without-php Fri, 01 May 2026 00:00:00 GMT Tutorials Three ways to push form submissions into a Google Sheet without paying for Zapier — webhooks, Apps Script, and direct integrations. https://splitforms.com/blog/form-to-google-sheets-without-zapier https://splitforms.com/blog/form-to-google-sheets-without-zapier Fri, 01 May 2026 00:00:00 GMT Integrations From CORS errors to silent SMTP failures, the most common reasons a contact form silently breaks — and how to debug each in under 5 minutes. https://splitforms.com/blog/contact-form-not-working https://splitforms.com/blog/contact-form-not-working Fri, 01 May 2026 00:00:00 GMT Guides reCAPTCHA v3 vs hCaptcha vs Cloudflare Turnstile vs honeypot — measured on real spam volume, conversion impact, and developer experience. https://splitforms.com/blog/best-captcha-for-contact-form https://splitforms.com/blog/best-captcha-for-contact-form Fri, 01 May 2026 00:00:00 GMT Spam & Security Wire any HTML form to a webhook endpoint (Slack, Discord, n8n, your own server) in under 5 minutes. Working examples with retries. https://splitforms.com/blog/send-form-data-to-webhook https://splitforms.com/blog/send-form-data-to-webhook Fri, 01 May 2026 00:00:00 GMT Integrations The minimum set of changes to make a contact form GDPR-compliant in 2026, including consent UX, data retention, and DPA basics. https://splitforms.com/blog/gdpr-compliant-form-submissions https://splitforms.com/blog/gdpr-compliant-form-submissions Fri, 01 May 2026 00:00:00 GMT Guides When self-hosting a form backend (FormBricks, OhMyForm) makes sense vs paying for SaaS — TCO, deliverability, and operational overhead. https://splitforms.com/blog/self-hosted-vs-saas-form-backend https://splitforms.com/blog/self-hosted-vs-saas-form-backend Fri, 01 May 2026 00:00:00 GMT Comparisons Side-by-side test of honeypot fields vs reCAPTCHA v3 on real production traffic. Spoiler: the answer depends on your spam volume. https://splitforms.com/blog/honeypot-vs-recaptcha https://splitforms.com/blog/honeypot-vs-recaptcha Fri, 01 May 2026 00:00:00 GMT Spam & Security Next.js 15+ Server Actions handle form submissions natively. Here's when they're enough — and when a dedicated form backend still wins. https://splitforms.com/blog/server-actions-vs-form-backend-nextjs https://splitforms.com/blog/server-actions-vs-form-backend-nextjs Fri, 01 May 2026 00:00:00 GMT Comparisons