Choose operation mode.

Stay offline for local planning, create a room with an admin password, or join a room already opened by command.

Local

Stay Offline

Everything stays in this browser. Save and load operation JSON when you need to move it.

Host

Set an admin password for the operation room. Live sync hooks are staged for the backend pass.

Connect

Enter a room code to open H.O.L.O. in room mode.

Cell Size Grid Color A/1 Labels Snap Nodes

Import a map image Use the Map button above, then pan, zoom, mark, and save the operation.

Mode: Select Drag units to reposition. Use the palette or quick deploy to place markers.

Tactical Legend GAR OPFOR Allied Target / Unknown

Zoom 100% | Pan 0, 0

Autosaved

Select a unit or drawing object to edit its properties.