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