Hi,

Here is a website with instant 3DGS uploader you just need to register an account then start upload your 3DGS Contents. No moderation needed due upload and after this, your product instantly goes live after upload.

check this website:
Developers Harbor

For upload new product you need to use product manager, and you can check my 3DGS contents uploaded in this website too.

list of available 3DGS products at DevHarbor:
Developers Harbor 3DGS Category Items

Hope to see you there.

Best Regards
K.Am