DMX Tool
DMX Address Planner (512-Channel Grid + Overlap Checker)
Plan DMX start addresses on a live 512-channel grid, detect overlap instantly, and validate universe utilization before show time.
Plan addresses visually
Place fixtures on a 512-channel grid, see overlaps instantly, and keep universes clean.
How to use the address planner
- Add fixtures with name, channel count, and type.
- Select a fixture and click a channel to place it.
- Use Next free address to auto-pack the grid.
- Review overlaps and the universe summary.
Frequently asked questions
Does this prevent overlapping addresses?
Overlaps are highlighted on the grid and listed below so you can fix them immediately.
What if a fixture does not fit in the universe?
You'll see a warning if the placement exceeds the 512-channel limit.
Planner notes
Universe size
Each universe holds 512 channels. This grid visualizes one universe at a time.
Packing strategy
Use Next free address to find the first contiguous space for the selected fixture.
Need a printable patch sheet?
Export a clean patch sheet once your plan is locked.
Open DMX Patch Sheet Generator