Full list of all 22 Trailmakers achievements.
The base game contains 18 achievements, and there is 1 DLC pack containing 4 achievements.
Complete all the ball puzzles in the Sandbox in one session
Get gold on Cliff Land
Get gold on Sunny Slide
Get gold on Downhill Rush
Upload a vehicle to the Workshop
Bump into the whales
Drive over 8 chickens on Sandbox Island in one session
Fly through all the rings of fire in one session
Land on all the floating islands above Race Island in one session
Stay airborne in a zero Power Core vehicle for 60 seconds
Land on the lighthouse on Race Island
Crash into the blimp on Race Island
Rebuild your spaceship
Enter the volcano
Download and load in a vehicle from the Workshop
Find 15 Power Cores in Stranded in Space
Break the sound barrier
Pick up a piece of Salvage with the magnet
Shoot hoops on Danger Island
Reach the top of Danger Island
Visit the monument on Sandbox Island
Hug the Tree on the Northeastern Island in Sandbox