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