OptimaJet

Is FormEngine really free?

FormEngine Core is completely free and open-source under the MIT license — use it in any project, including commercial ones, with no restrictions. The Form Builder (Designer) is a separate commercial product with paid licenses starting from a single-domain plan. See the pricing page for details.

How does FormEngine compare to React Hook Form?

React Hook Form is a code-first validation and state management library, while FormEngine is a JSON-driven form engine with a visual drag-and-drop builder. FormEngine lets you define entire forms — structure, logic, validation, and actions — in JSON, making it ideal for backend-driven apps and dynamic UIs. See our detailed comparison.

Can I use FormEngine in commercial projects?

Yes. FormEngine Core is MIT-licensed, so you can freely use, modify, and embed it in commercial applications with no restrictions or vendor lock-in. The Designer (Form Builder) requires a commercial license for production use.

Does FormEngine work with TypeScript?

Yes. FormEngine is built with TypeScript and provides full type definitions for all components and APIs. You get autocomplete, type checking, and IntelliSense in your IDE out of the box.

What UI libraries are supported?

FormEngine ships with ready-to-use component packages for React Suite (RSuite), Mantine, Material UI (MUI), and shadcn/ui. You can also integrate any custom React components by specifying their name, type, and props.

How to get started with FormEngine?

Install FormEngine Core with npm i @react-form-builder/core, define your form in JSON or using typed helper functions, and render it with the FormEngine component. It works seamlessly with Next.js, Remix, and other modern React frameworks. Check the getting started guide.

Is FormEngine production-ready?

Yes. FormEngine is used in production by enterprise companies including Bosch, Philips, Dell, Acer, Novartis, and Engie. The project is actively maintained with 175+ GitHub stars and regular releases.

What companies use FormEngine?

FormEngine is trusted by global organizations including Bosch, Philips, Dell, Acer, Novartis, Engie, Nelnet, Santos, and Ideagen, with engineering teams using it in production.