jitsi_app_c0/modules/API/external/electronPopupsConfig.json

{
    "google-auth": {
        "matchPatterns": {
            "url": "accounts.google.com"
        },
        "target": "electron"
    },
    "dropbox-auth": {
        "matchPatterns": {
            "url": "dropbox.com/oauth2/authorize"
        },
        "target": "electron"
    }
}