Question: I need a boilerplate that includes payment gateways like Stripe and email integration with Mailgun for my SaaS application.

SaaSBold is a full-stack SaaS boilerplate built with Next.js, React and Node.js. It includes support for payments and subscriptions with Stripe and transactional emails with Mailgun. It also comes with a lot of other useful features like an admin dashboard, newsletter support and multi-factor authentication.

Another good option is Staarter, which is geared to accelerate SaaS development with features like subscription management with Stripe, Paddle or LemonSqueezy, and full localization support. It also comes with a modern stack of a type-safe API, code generators and security features, making it a good option for entrepreneurs and developers.

If you want a no-code option, check out Kobble, which supports authentication, payments and emailing out of the box. It comes with a no-code authentication portal and integrates with popular frameworks like Next.js so you can quickly get up and running with SaaS apps. Kobble also offers tiered pricing plans, including a free plan, so you can get started without paying a penny.

Finally, BoilerCode offers a variety of NextJs boilerplates, including ones with payment integration with Stripe and email integration with Mailgun. The service offers customizable boilerplates with setup guides for various tasks, so developers can save time and get their apps into production faster.