GOG you need to be looking into rewriting your contracts for early access titles. It's not right that GOG users help fund their project, and then the dev leaves us with abandonware while giving Steam their complete product. This is probably something your legal department can address in the contract, before you allow them to publish an EA title.

Full story here, the game is what is for us:
https://www.gog.com/forum/general/terratech_is_leaving_the_gogcom_storefront/page1

Be sure to add Payload Studios to your permanent boycott list.

1 year later:

After the Epic Store Exclusiveness BS being such hot news and reminding me of our situation here, I've barked up their tree again, and they say they'd be "happy to look at some alternatives".

I made a new topic about that here: Tons of development, bugfixes, and new content - they screwed us over