desktop-app/public/config-default.js

var Config = {
    "plugins": [
        "theme",
        "import_leanote",
        "import_evernote",
        "export_pdf",
        "export_html",
        "export_leanote",
        "export_evernote",
        "langs",
        "accounts"
    ],
    "langs": [
        {
            "filename": "en-us",
            "name": "English"
        },
        {
            "filename": "zh-cn",
            "name": "简体中文"
        },
        {
            "filename": "zh-hk",
            "name": "繁体中文"
        },
        {
            "filename": "ja-jp",
            "name": "日本語"
        }
    ],
    "lang": "en-us",
    "theme": ""
};