REST API
Using the Core Forms REST API to render, submit and manage forms from outside WordPress.
3 articles
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A Software Licensing API in the EDD Dialect: a Field Guide
The four endpoints every software licensing API needs — check, activate, deactivate, get_version — with curl examples in the EDD dialect Core Forms speaks.
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Headless WordPress forms with Core Forms — the calm way to embed a WP form on Astro, Next.js, Vue, or plain HTML
Use WordPress as a form backend and render the form anywhere — Astro, Next.js, plain HTML, or a mobile webview. Three integration modes, one API key.
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Core Forms 4.1
Payments on form submission with Stripe, PayPal, Razorpay, Polar.sh and FluentCart, a headless REST API for non-WordPress sites, six payment-ready templates and a rebuilt submissions screen. Released May 11, 2026. Requires PHP 8.1 and WordPress 6.4.
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