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