how to have steam download workshop items

The API Steam downloader (and similar web pages and tools) uses is a web-based API - it never had anything to do with the game itself.

This is nothing to do with Steam Downloader and the API, and everything to do with the publisher of the game not enabling those who don't own the game on Steam to download workshop mods.

In the past the steam workshop used to use a different system where the game itself would download mods using an API, which I think is what that steam workshop downloader is trying to use. It all goes through the steam client now. 'I think it's not actually possible to use a downloader for newer steam workshop stuff, because it uses the same download depot system for mods as for games. Guess GOG users are not allowed to use mods for that game. 'The game that this item belongs too does not allow downloading of its items' on for some games like Hat In Time, you're fucked If you have any questions or you need our help don't hesitate to contact our support system.AlienMind: Well.

Click the Steam Update button in your control panel and wait for it to complete.

Fill in the relevant fields (authkey and host_workshop_collection) with your API key and workshop ID respectively.

Navigate to Configuration Files in your control panel and use the Configuration Editor option to edit Start.bat.

Use the link here to get your personal Steam API key (do not make this public).

You will find this in the URL of the collection webpage (In the Steam client right Click on collection page and Copy Page URL) e.g.

Create a Steam collection containing all of the mods you would like on your server.This guide will help you on how to download Workshop addons to your server. How to download Workshop addons to your server

How to have steam download workshop items