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Godello
Trello inspired kanban board made with the Godot Engine and GDScript, with a real-time collaborative backend (Elixir and Phoenix Channels) and a local backend for offline usage (Godot Custom Resources)
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SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
Here is another example of a person using Godot to build a Trello desktop app as a proof of concept for building non-game apps: https://github.com/alfredbaudisch/Godello
You can look into this Electron react boilerplate to quickly set it up and use react on the front end.
Also, Look into React Native for Desktop Apps as well which seems to have performance gains over Electron implementation.React Native for Windows + macOS