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