Here is the full list of all 24 Death's Door achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Beat the game only ever using an umbrella as your melee weapon
Trigger the metal detector without detecting a threat
Feed the Frog King an explosive treat
Set Grandma's pot on fire
100% Complete the game
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Collect all shiny things
Meet with 3 owls
All seeds collected and planted
Access Pothead's secret garden
Upgrade the fire ability
Take a midnight stroll with Jefferson
Find all shrines
Have a gang of 10+ forest spirits follow you
Collect all weapons
Upgrade the hookshot ability
Upgrade the arrow ability
Purchase 12 stat upgrades
Beat the game
Listen to Barb's magnum opus
Gain a devoted fan
Accept Jefferson's Soup
Upgrade the bomb ability
Max out any of the 4 stats