3.1 Interface Overview

There are 11 main parts to the LMMS interface. These are described in detail in their respective pages.

For information on the Settings window, refer to this page.


The Main Menu Bar serves as a general menu for LMMS.

Main Menu Bar

The Toolbar contains options for managing project files, showing/hiding interface windows, and altering master controls for projects.

Tool Bar

The Sidebar is used to introduce resources to a project.

Sidebar (Instrument Plugins tab)


A majority of the interface contains a number of windows, each serves a different purpose.

The Instrument Window contains settings for an instrument.

Instrument Window (AudioFileProcessor)

The Song Editor contains all the different sound-generating elements and automation clips in a project file.

Song Editor

The Beat+Baseline Editor is where repetitive loops (such as drum/basslines) can be created and contained.

Beat+Baseline Editor

The Piano Roll allows you to create and edit note sequences.

Piano Roll

The Automation Editor allows you to create a profile that any connected parameter can follow.

Automation Editor

The FX-Mixer is where FX channel routing and manipulation takes place.


The Project Notes window allows you to create notes for yourself in a project file (For example, "B+B is only to be used for drumlines in this project".)

Project Notes

The Controller Rack is where controllers are added/configured, these controllers allow you to make alterations to connected parameters (like an Automation Clip would).