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