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