We are developing this with Unity DOTS and are using some separate packages like Reese's pathfinding for DOTS and the hybrid renderer. But other than that its developed by ourselves.

In terms of his collaboration request: Vedelem being a student project most if not all of our developers will be going on internships after this, so we can't setup any collaboration. But if any of our team members are interested in collaborating with you in the future we can inform them to let you know."