Music by Solar Pellets

I did not test MacOS and Linux versions.

Movement:

PC:

• Left Click - Place
• Right Click - Delete
• Q/E - Change Tab
• WASD - Move Camera
• Scroll - Zoom
• Y.U. I. O. P - Tool Change
• Escape - Pause
• 0-9 - Select block

Gamepad:

• LT - Place/Select
• RB - Delete
• LB/RB - Change Tab
• Left Joystick - Move Cursor
• Right Joystick - Move Camera
• Down/Up buttons - Zoom 
• A, B, X, Y, Right Joystick Button - Tool Change
• Start - Pause
• Left/Right buttons - Select block

Objects:

• Blocks - Cubes
• Circles - Circles
• Triangles - Triangles
• Ice - A slippery object
• Bouncy - Bounces
• Sand - Sand
• Water - Water
• Vapor - A steam, that floats
• Glue - glues things together
• TNT - exploding box
• Glass - Breakable block
• Booster - Boosts itself to its direction
• Balloon - a floating block
• Platform - still floating platform
• Rope - connects 2 objects together

Tools

• Place - Places and deletes objects
• Dig - Changes unmovable grid
• Move - Moves objects
• Fill - Places Things fast

The saving documentation is here