diff --git a/locales/zh-TW.json b/locales/zh-TW.json
new file mode 100644
index 0000000..fdc9e5d
--- /dev/null
+++ b/locales/zh-TW.json
@@ -0,0 +1,84 @@
+{
+  "_version": 1,
+  "language_name": "繁體中文",
+  "gui.ui.title": "Ornithe 安裝器",
+  "gui.ui.language": "語言: ",
+  "gui.error.no_available_minecraft_versions":"無法找到可用的 Minecraft 版本。請確保你已連接到網際網路！",
+  "gui.ui.button.pick_location":"選擇安裝位置",
+  "gui.ui.environment":"環境",
+  "gui.ui.minecraft_version":"Minecraft 版本",
+  "gui.ui.search_available_versions":"搜尋可用版本...",
+  "gui.ui.checkbox.snapshots": "快照版",
+  "gui.ui.checkbox.historical":"歷史版本",
+  "gui.ui.loader":"載入器",
+  "gui.ui.selection.loader.name":"%{name} 載入器",
+  "gui.ui.loader_version":"版本：",
+  "gui.error.installation_failed": "安裝失敗",
+  "gui.error.no_supported_minecraft_version_selected":"未選擇任何受支援的 Minecraft 版本",
+  "gui.error.failed_to_install":"安裝失敗：%{error}",
+  "gui.dialog.installation_successful": "安裝成功",
+  "gui.dialog.installation_successful.message": "已成功安裝 Ornithe。\n多數模組需要安裝Ornithe Standard Libraries並放置在mods資料夾中。\n你現在想要打開OSL的modrinth網站嗎？",
+  "gui.error.failed_to_open_modrinth": "無法打開modrinth網站",
+  "gui.error.failed_to_open_modrinth.message": "打開OSL的modrinth網站。\n你可以在這裡找到它： %{osl_url}",
+  "gui.checkbox.generate_profile": "生成啟動器設定檔",
+  "gui.checkbox.download_minecraft_server": "下載 Minecraft 伺服器",
+  "gui.checkbox.copy_profile_path": "複製設定檔路徑到剪貼簿",
+  "gui.checkbox.generate_instance_zip": "生成實例壓縮包",
+  "gui.error.no_matching_intermediary_version": "無法找到 intermediary 對應的版本： %{version}",
+  "gui.ui.output": "輸出",
+  "gui.button.back": "返回",
+  "gui.ui.output_location":"輸出位置",
+  "gui.ui.install_location": "安裝位置",
+  "gui.button.install": "安裝",
+  "gui.error.generic": "Ornithe 安裝器錯誤",
+  "gui.mode.client": "客戶端(官方啟動器)",
+  "gui.mode.mmc": "MultiMC/PrismLauncher",
+  "gui.mode.server": "伺服器端",
+  "gui.ui.show_loader_betas": "顯示 Beta 版本",
+  "gui.checkbox.include_flap":"包括 Flap",
+  "gui.flap.description": "Flap 能讓你在同一實例中同時執行為不同中間名編譯的mod (例如 LegacyFabric 和 Ornithe).",
+  "client.error.directory_does_not_exist": "目錄： %{dir} 不存在。請確保你選擇了正確的資料夾並且至少啟動過一次遊戲。",
+  "client.info.installation_start": "正在安裝 Minecraft %{version} 的客戶端和 %{loader} %{loader_version} 載入器到 %{destination}",
+  "client.info.fetching_launch_jsons": "正在獲取啟動 JSON...",
+  "client.info.setting_up_destination": "正在設定安裝目的地...",
+  "client.info.creating_files": "正在建立檔案...",
+  "client.info.done": "已完成!",
+  "client.error.could_not_find_launcher_profiles_json": "無法找到 launcher_profiles json!",
+  "client.error.invalid_launcher_profiles_json": "無效的 launcher_profiles.json 檔案!",
+  "client.error.profiles_not_an_object": "\"profiles\" 欄位必須是一個物件！",
+  "client.error.cannot_update_profile": "無法更新 %{name} 的設定因為它不是一個物件！",
+  "client.error.failed_to_parse_launcher_profiles_json": "解析 launcher_profiles.json 失敗",
+  "client.error.failed_to_read_launcher_profiles_json": "無法讀取 launcher_profiles.json",
+  "mmc.info.starting_installation": "正在生成 MMC/Prism 實例：Minecraft %{version} 和 %{loader} %{loader_version} 載入器到 %{destination}",
+  "mmc.info.fetching_version_information": "正在獲取版本資訊...",
+  "mmc.info.transforming_templates": "正在轉換模板...",
+  "mmc.info.fetching_library_information": "獲取依賴庫資訊中...",
+  "mmc.info.found_library_upgrades":"找到 %{num_libraries} 個庫升級！",
+  "mmc.info.generating_instance_zip":"正在生成實例壓縮包...",
+  "mmc.info.generating_output_files":"正在生成輸出檔案...",
+  "mmc.info.adding_library_components":"正在添加庫元件...",
+  "mmc.info.done":"已完成！",
+  "mmc.error.failed_to_retrieve_intermediary_coordinates": "獲取 intermediary maven 倉庫位置失敗",
+  "mmc.error.instance_already_exists":"實例已經存在",
+  "mmc.error.failed_to_copy_path": "複製設定路徑失敗",
+  "server.info.installed":"已安裝 Minecraft %{version} Ornithe 伺服器端和 %{loader} %{loader_version} 載入器到 %{destination}",
+  "server.info.starting_installation":"正在安裝 Minecraft %{version} Ornithe伺服器端和 %{loader} %{loader_version} 載入器到 %{destination}",
+  "server.info.installing_libraries":"正在安裝庫...",
+  "server.info.downloaded_library":"已下載 %{name}, %{num}/%{lib_count}",
+  "server.info.downloaded_libraries":"已下載 %{lib_count} 個庫!",
+  "server.info.downloading_server_jar":"正在下載伺服器端 jar...",
+  "server.info.launching":"啟動伺服器中...",
+  "server.error.wrong_type_from_endpoint":"由於伺服器端點返回的類型錯誤，無法建立伺服器安裝。",
+  "server.error.could_not_find_main_class_entry":"無法找到主類別入口",
+  "server.error.no_libraries":"沒有指定庫需要安裝！",
+  "server.error.no_library_name":"庫沒有名稱！",
+  "server.error.no_library_url":"庫沒有url！",
+  "server.error.library_failed":"下載庫失敗：%{error}",
+  "server.error.libraries_failed":"下載庫失敗：%{error}",
+  "server.error.failed_to_find_manifest_attribute":"無法在 jar manifest 中找到：'%{attribute}' ！",
+  "meta.error.launch_json_no_id": "啟動json中沒有 'id' 鍵！",
+  "manifest.error.failed_to_deserialize": "無法將 %{error} 反序列化為字串",
+  "manifest.error.fetching_launch_json": "從manifest獲取啟動json時發生錯誤",
+  "manifest.error.no_download_for_version": "%{side} 沒有對應版本的下載連結",
+  "manifest.error.no_lwjgl": "找不到 Minecraft %{mc_version} 對應的 lwjgl 版本"
+}
\ No newline at end of file
diff --git a/res/font/fonts.json b/res/font/fonts.json
index ab03532..37fd529 100644
--- a/res/font/fonts.json
+++ b/res/font/fonts.json
@@ -10,6 +10,10 @@
       "msjh.ttc",
       "msjhbd.ttc"
     ],
+    "zh-TW": [
+      "msyh.ttc",
+      "msjh.ttc"
+    ],
     "ja": [
       "meiryo.ttc",
       "meiryob.ttc",
@@ -28,6 +32,10 @@
       "AR PL UMing CN",
       "AR PL UKai CN"
     ],
+    "zh-TW": [
+      "Noto Sans CJK TC",
+      "WenQuanYi Zen Hei"
+    ],
     "ja": [
       "Noto Sans CJK JP",
       "Noto Sans CJK SC",
@@ -46,6 +54,9 @@
       "Hiragino Sans GB.ttc",
       "Arial Unicode.ttf"
     ],
+    "zh-TW": [
+      "PingFang.ttc"
+    ],
     "ja": [
       "ヒラギノ角ゴシック W3.ttc",
       "ヒラギノ明朝 ProN.ttc",