You can upload loads of different assets to asset.party for other people to use. This is a very similar process to uploading a project. These assets can be used by developers within games or maps, or by players within supported games.
Currently supported assets include:
In the inspector, select Publish as package.
Edit the settings. You can specify things like the title and tags - these are what will be used to identify the model on asset.party - and the organisation to upload to.
Once you're done, click Upload to Asset Party -OR- click Save, then close the window, then click Upload. Follow the steps given by the upload wizard.
Once you've uploaded the asset, you should see something like this:
You'll then be able to view it on asset.party, and people will be able to use it within their games.