The best alternatives to Construct Arcade are heymesh, GetIncredibles, and Sliver.tv. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Construct Arcade?
AssemblyAI— Speech-to-Text API with superhuman accuracy
heymesh is a 3D model search engine for AR / VR / Game app developing. It enables you to - Search across 10+ 3D model websites - Access to 1.5M models / 50x more models than Unity Asset store - Filter by license type - Filter by 10+ specs from poly counts to file formats