Here is the full list of all 29 Endless Monday: Dreams and Deadlines achievements.
Tried opening a door, wrongly
Viewed all the art in the guest art gallery
Found the boss button
Succumbed to despair
Found true passion
Inspired by a friend
New year, new friend
Destroyed an ecosystem
Collected over 10,000,000 logs in Lumber Lass
Collected over 1,000,000 logs in Lumber Lass
Collected over 100,000 logs in Lumber Lass
Took a trip down memory lane
Ate a burger
Found true passion?
New year, old friend
Saved the world
Professional Lumber Lass streamer
Gave Whiskey something to work with
Gave Whiskey nothing to work with
Thwarted a sinister plot
Completely finished project
Found true passion... again
Found the "hidden" "secret"
Impressed Hana
Knew the answer to Skye's question
Flaked out at the last minute
Disappointed Hana even more than usual
Recommended Lumber Lass to a friend