FormEngine 7.9.0
December 11, 2025
Overview
In this release, FormEngine adds the ability to work with form's JSON using a JSON schema. Now you can validate form's JSON using the schema in your favorite IDE:

Or directly in the designer:

The JSON schema also supports your custom components:

For more information on the JSON schema, see this part of the documentation.
Also in this release, preparatory work has been done to reduce the size of the core package so that your applications are even smaller.
Why update
Upgrade to start working with the JSON schema. This release also contains a fix of the Designer's issue with the Picker property editor (drop-down list).
Changelog
Update instructions
Update the packages to version 7.9.0, no additional actions are required.
Features
- Added
FormViewerLite, a lightweight version of the form viewer that uses the noop localization engine by default. - Added JSON Schema validation.
Enhancements
- Added a hint for the orientation button in mobile/tablet mode.
- Removed the explicit
includesfromtsconfig.json. This makes it easier to configure the TypeScript compiler.
Bug fixes
- Fixed an issue where the Picker property editor did not update items.
Resources
- Added instructions for working with the JSON schema.
Security
- Bumped
nextfrom 15.4.7 to 15.4.8 in examples.