Signup form with reCAPTCHA v2 template

Add reCAPTCHA v2 into your signup forms to block spam and brute force attacks.

Signup form with reCAPTCHA v2

About this template

This signup form with reCAPTCHA v2 and custom API includes:

  1. An initial step that requires the full name, email and password.
  2. An invisible reCAPTCHA widget that issues a challenge due to suspicious activity.
  3. Only when the challenge is successfully passed, the form is submitted to create an account and issue a token to automatically log the user in.

How to configure this template


1. A custom API to sign up and log in users.

2. A Google reCAPTCHA v2 site Key.  

3. A Google reCAPTCHA v2 secret Key. Learn how to create them here.

This template uses the Arengu Demo User API to sign up users.

For testing configure an HTTP request connection to our Demo API with this Bearer Token:


It can be reconfigured to use with your own User API.

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Style our forms following your brand guidelines and embed them into your frontend framework with a single line of code.

Explore the docs

Need some inspiration?

Discover our best practices guides to design the perfect signup flow, examples of other SaaS companies, and success stories of our clients.

Integrate this template with your own stack

Send your data back and forth between Arengu and your favourite apps.

Getting started with Arengu

Arengu allows you to build all your user flows connected to your current stack, and avoids coding all the UI, complex integrations, validations or logic from scratch. Try it for free and start building faster and scaling your application needs as they grow.