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