Yes! Needle Engine uses a component-based workflow. You can create custom components using TypeScript or JavaScript, and attach them to objects in your scene.
When using the Unity/Blender integration, there’s a system where you write TypeScript code, and a compiler automatically generates corresponding C# components / panels in Unity/Blender for easy assignment and property inspection in the editor. This allows you to leverage the editor’s visual tools while still writing custom logic in TypeScript.

Learn More: Scripting Documentation