1.25 REAPER File Types
Like any other program, REAPER creates a series of files that it uses to store your work.
Kind: concept (user-guide-section) Chapter: 1 Setting Up and Getting Started Source: REAPER User Guide v7.70
Like any other program, REAPER creates a series of files that it uses to store your work. Some of the main file types and their purposes are described in the table below, along with other useful information.
File Type Example Explanation
.RPP
REAPER Project File
Alone.RPP
This file is the core of your project. It holds all the information about your tracks, your media and their settings. .RPP files are stored in text format.
.RPP-bak
Project Backup File
Alone.RPP-bak
When you save an existing project file, the previous version is saved with the .RPP-bak extension. You can recover a project from its previous state by opening the backup file.
Note: Sooner or later you should familiarise yourself with REAPER’s project backup options (see section 22.3.1 of this guide) for managing and organising your backup files.
.RPP-UNDO
Undo History File
Alone.RPP-UNDO
This file type will be created if the option to save undo history with your project files is enabled in the Undo Settings section of the General section in your Options, Preferences window. See Chapter 2 for more information.
.reapeaks
REAPER Peaks File
Vox.wav.reapeaks
Contain the information necessary to enable REAPER to draw the waveforms etc. on your media items.
.reapindex
REAPER Peaks File
Vox.wav.reapindex
These files contain index information about your individual media items.