Here is the full list of all 27 Tabletop Simulator achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Play Tabletop Simulator for over 1000 hours.
Play Tabletop Simulator for over 500 hours.
Play Tabletop Simulator for over 200 hours.
Play Tabletop Simulator for over 100 hours.
Play Tabletop Simulator for over 50 hours.
Flip the table over 1000 times.
Flip the table in an absolute fit of rage… 100 times.
Change your color more than 50 times.
Save 100 items to your Chest.
You spawned the developers’ special figurines!
Play a game in zero gravity.
Spawn 10,000 poker chips!
Use your personal color page in the notebook.
Lock 5000 items over time.
Tint 1000 objects a different color.
Have two RPG figurines attack one another. They must hit!
Complete the tutorial in under 30 seconds.
Upload at least 3 legitimate Steam Workshop items.
You tried to flip the table… and failed!
You posted a message in global chat, hurray!
Create an 8 player “light show” with the line drawing tool.
Play a game with a full room of 8 players.
Play a game with someone on your friend's list
Play the game for 1 hour without flipping the table.
Play a civilized game of Chess for 1 hour.
Play Tabletop Simulator for over 10 hours.
Complete the in-game tutorial.