Eric Dane's fans and friends have reacted to his death with a massive outpouring of support in the form of thousands of dollars for his family.

A GoFundMe set up to support his widow Rebecca Gayheart and their two daughters -- Billie and Georgina, who are both teenagers -- has raked in more than $200K at the time of publishing ... and is continuing to climb.

The GoFundMe has a stated goal of $250K ... which it seems well on its way to eclipsing.

As you know ... Dane passed away Thursday after a battle with ALS. In the aftermath of his death, donations to the ALS Association have skyrocketed.

His wife and his girlfriend, as well as numerous celebrities, have posted heartfelt tributes in the star's honor following his passing ... and, he left behind a love letter to his family in the form of a Netflix special.

Dane was 53.

RIP