Offset X: Offset Z: Layer Y: Zoom: 25% 50% 75% 100% 150% 200% 300% Block Title: Block RGB: Place Block Erase Block Fill: OFF Line Circle Select Copy Paste Clear Layer Share

Help: Click grid to place blocks or erase with erase mode. Use select mode to select area, then copy/paste. Use line or circle modes with fill toggle to draw shapes. Zoom and set offsets and layers. Share map state in URL hash. Blocks have titles and colors.