click starts and fixes each segment · 350Enter makes it exactly 350 cm · Esc ends
d puts a door and w a window on the wall you are pointing at, without selecting anything first. On top of a door, d flips the way it opens and then takes it out. 90d makes it 90 cm.
With a wall segment selected, Ctrl+↑ and Ctrl+↓ change its thickness by 1 cm
B locks or unlocks the walls
R switches to shapes and cycles rectangle, circle and L-shape · drag to create one
With one item selected, type 120x60 or bed and Enter. On an L, the inner point changes the width of its arms.
The top handle rotates · Ctrl+G turns 90° · PgUp and PgDn send it front or back
arrows nudge 0.5 cm; with Shift, 10 cm
drag moves and sticks to walls and corners · Shift without snapping
In select mode, drag picks by box · Ctrl+click adds · Ctrl+A all
Ctrl+C and Ctrl+V copy and paste · Del deletes · Ctrl+Z and Ctrl+Y undo and redo
+ COPY duplicates the copy you are on · click another copy to work on it · its name renames, duplicates or deletes it
P places a point, such as an outlet: type its label and Enter. Points are in every copy.
With pieces selected, Same in every copy by the measurements puts them in every copy, dashed
wheel zooms · middle button pans · Home fits everything
Name and company go in the title block. They are saved in this browser, not inside the plan: they do not travel when you export it.
Which one your spreadsheet expects depends on where you are. Picked from your browser's language, and remembered from here on.