The file rtconfig.txt is an important file, which can contain lines such as the following: The main line which will often need to be edited by hand is the line 'ui_img=' in the section, which controls which folder to use theme images from. This file is a text file which you can edit by hand, or for many edits it is easier to do on the fly, by using the action 'Theme Development: Show theme tweak/configuration window' in REAPER. zip, and extract the contents in this directory. ReaperThemeZip) for distribution, but for development purposes they usually exist as a combination of files and a directory.įor an example of how a theme is put together, you can go to your ColorThemes path, and find the file 'Default_5.0.ReaperThemeZip'.
These themes usually exist in your REAPER application data directory, such as: REAPER uses themes to customize its appearance.