Game Jolt is an indie games marketplace that allows millions of gamers to discover and play over 70,000 games from independent developers. In turn, the site allows development teams to share regular updates about their development process to promote their game.
Adding 3D content to your Games Media
On your game's dashboard, click the Design tab on the left side.
Click Add Media and select the Sketchfab tab. Enter your Model ID and select Add.
Adding 3D content to your Developer Log (Devlog)
Under Manage Game and Devlog (or from your game's game page), click "So, what's on your mind" and select the Sketchfab tab.
Add your Model ID, enter a short title or description then select Post.