Config
For the CLI version in v3, read client.spicetifyVersion in a module, or Spicetify.Modules.manifest.cliVersion. To check whether a module is installed and loaded, use Spicetify.Modules.list().
const lyricsLoaded = Spicetify.Modules.list().some((module) => module.identifier === 'lyrics-plus' && module.loaded);In v2, Spicetify.Config held a filtered copy of config-xpui.ini:
interface Config { version: string; current_theme: string; color_scheme: string; extensions: string[]; custom_apps: string[];}