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 50 hours.
You tried to flip the table… and failed!
Upload at least 3 legitimate Steam Workshop items.
Save 100 items to your Chest.
Play a civilized game of Chess for 1 hour.
Flip the table over 1000 times.
Flip the table in an absolute fit of rage… 100 times.
Play a game with a full room of 8 players.
Complete the tutorial in under 30 seconds.
Change your color more than 50 times.
Tint 1000 objects a different color.
You spawned the developers’ special figurines!
Play Tabletop Simulator for over 10 hours.
You posted a message in global chat, hurray!
Lock 5000 items over time.
Spawn 10,000 poker chips!
Play a game in zero gravity.
Have two RPG figurines attack one another. They must hit!
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.
Complete the in-game tutorial.
Create an 8 player “light show” with the line drawing tool.
Play Tabletop Simulator for over 100 hours.
Play Tabletop Simulator for over 200 hours.
Play Tabletop Simulator for over 500 hours.
Play Tabletop Simulator for over 1000 hours.