diff --git a/.gitignore b/.gitignore
index 14475d2..b3409fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ core
 /node_modules
 /packages
 pnpm-lock.yaml
+/v3/bin
diff --git a/lib/cpp/README.md b/deprecated/cpp/README.md
similarity index 100%
rename from lib/cpp/README.md
rename to deprecated/cpp/README.md
diff --git a/lib/js/CHANGELOG.md b/deprecated/js/CHANGELOG.md
similarity index 100%
rename from lib/js/CHANGELOG.md
rename to deprecated/js/CHANGELOG.md
diff --git a/lib/js/CONFIG.md b/deprecated/js/CONFIG.md
similarity index 100%
rename from lib/js/CONFIG.md
rename to deprecated/js/CONFIG.md
diff --git a/lib/js/Dockerfile b/deprecated/js/Dockerfile
similarity index 100%
rename from lib/js/Dockerfile
rename to deprecated/js/Dockerfile
diff --git a/lib/js/Dockerfile.model b/deprecated/js/Dockerfile.model
similarity index 100%
rename from lib/js/Dockerfile.model
rename to deprecated/js/Dockerfile.model
diff --git a/lib/js/Makefile b/deprecated/js/Makefile
similarity index 100%
rename from lib/js/Makefile
rename to deprecated/js/Makefile
diff --git a/lib/js/README.md b/deprecated/js/README.md
similarity index 100%
rename from lib/js/README.md
rename to deprecated/js/README.md
diff --git a/lib/js/build.sh b/deprecated/js/build.sh
similarity index 100%
rename from lib/js/build.sh
rename to deprecated/js/build.sh
diff --git a/lib/js/js/mts.js b/deprecated/js/js/mts.js
similarity index 100%
rename from lib/js/js/mts.js
rename to deprecated/js/js/mts.js
diff --git a/lib/js/js/routes/base.js b/deprecated/js/js/routes/base.js
similarity index 100%
rename from lib/js/js/routes/base.js
rename to deprecated/js/js/routes/base.js
diff --git a/lib/js/js/routes/plugins.js b/deprecated/js/js/routes/plugins.js
similarity index 100%
rename from lib/js/js/routes/plugins.js
rename to deprecated/js/js/routes/plugins.js
diff --git a/lib/js/js/routes/plugins/deepl.js b/deprecated/js/js/routes/plugins/deepl.js
similarity index 100%
rename from lib/js/js/routes/plugins/deepl.js
rename to deprecated/js/js/routes/plugins/deepl.js
diff --git a/lib/js/js/routes/plugins/deeplx.js b/deprecated/js/js/routes/plugins/deeplx.js
similarity index 100%
rename from lib/js/js/routes/plugins/deeplx.js
rename to deprecated/js/js/routes/plugins/deeplx.js
diff --git a/lib/js/js/routes/plugins/google.js b/deprecated/js/js/routes/plugins/google.js
similarity index 100%
rename from lib/js/js/routes/plugins/google.js
rename to deprecated/js/js/routes/plugins/google.js
diff --git a/lib/js/js/routes/plugins/imme.js b/deprecated/js/js/routes/plugins/imme.js
similarity index 100%
rename from lib/js/js/routes/plugins/imme.js
rename to deprecated/js/js/routes/plugins/imme.js
diff --git a/lib/js/js/routes/plugins/kiss.js b/deprecated/js/js/routes/plugins/kiss.js
similarity index 100%
rename from lib/js/js/routes/plugins/kiss.js
rename to deprecated/js/js/routes/plugins/kiss.js
diff --git a/lib/js/js/routes/translate.js b/deprecated/js/js/routes/translate.js
similarity index 100%
rename from lib/js/js/routes/translate.js
rename to deprecated/js/js/routes/translate.js
diff --git a/lib/js/js/utils/config.js b/deprecated/js/js/utils/config.js
similarity index 100%
rename from lib/js/js/utils/config.js
rename to deprecated/js/js/utils/config.js
diff --git a/lib/js/js/utils/middleware.js b/deprecated/js/js/utils/middleware.js
similarity index 100%
rename from lib/js/js/utils/middleware.js
rename to deprecated/js/js/utils/middleware.js
diff --git a/lib/js/js/utils/preload.js b/deprecated/js/js/utils/preload.js
similarity index 100%
rename from lib/js/js/utils/preload.js
rename to deprecated/js/js/utils/preload.js
diff --git a/lib/js/js/utils/translator.js b/deprecated/js/js/utils/translator.js
similarity index 100%
rename from lib/js/js/utils/translator.js
rename to deprecated/js/js/utils/translator.js
diff --git a/lib/js/nodemon.json b/deprecated/js/nodemon.json
similarity index 100%
rename from lib/js/nodemon.json
rename to deprecated/js/nodemon.json
diff --git a/lib/js/package.json b/deprecated/js/package.json
similarity index 100%
rename from lib/js/package.json
rename to deprecated/js/package.json
diff --git a/lib/js/packages/mtran-core.tgz b/deprecated/js/packages/mtran-core.tgz
similarity index 100%
rename from lib/js/packages/mtran-core.tgz
rename to deprecated/js/packages/mtran-core.tgz
diff --git a/lib/js/start.sh b/deprecated/js/start.sh
similarity index 100%
rename from lib/js/start.sh
rename to deprecated/js/start.sh
diff --git a/lib/js/test.sh b/deprecated/js/test.sh
similarity index 100%
rename from lib/js/test.sh
rename to deprecated/js/test.sh
diff --git a/lib/js/tests/base.js b/deprecated/js/tests/base.js
similarity index 100%
rename from lib/js/tests/base.js
rename to deprecated/js/tests/base.js
diff --git a/lib/js/tests/plugins.js b/deprecated/js/tests/plugins.js
similarity index 100%
rename from lib/js/tests/plugins.js
rename to deprecated/js/tests/plugins.js
diff --git a/lib/js/tests/translate.js b/deprecated/js/tests/translate.js
similarity index 100%
rename from lib/js/tests/translate.js
rename to deprecated/js/tests/translate.js
diff --git a/lib/rust/README.md b/deprecated/rust/README.md
similarity index 100%
rename from lib/rust/README.md
rename to deprecated/rust/README.md
diff --git a/v3/Makefile b/v3/Makefile
new file mode 100644
index 0000000..ae791f5
--- /dev/null
+++ b/v3/Makefile
@@ -0,0 +1,30 @@
+.PHONY: download-core
+
+# Detect OS and architecture
+GOOS ?= $(shell go env GOOS)
+GOARCH ?= $(shell go env GOARCH)
+
+# Set binary suffix for Windows, js
+ifeq ($(GOOS),windows)
+	SUFFIX := .exe
+else ifeq ($(GOOS),js)
+	SUFFIX := .wasm
+else
+	SUFFIX :=
+endif
+
+# GitHub release URL
+GITHUB_REPO := xxnuo/MTranCore
+RELEASE_TAG := latest
+WORKER_BINARY := worker-$(GOOS)-$(GOARCH)$(SUFFIX)
+DOWNLOAD_URL := https://github.com/$(GITHUB_REPO)/releases/latest/download/$(WORKER_BINARY)
+
+# Download core binary from https://github.com/xxnuo/MTranCore/releases/latest
+# Support: linux-amd64, linux-arm64, linux-386, windows-amd64, darwin-amd64, darwin-arm64
+download-core:
+	@echo "Detecting platform: $(GOOS)-$(GOARCH)"
+	@echo "Downloading $(WORKER_BINARY) from $(DOWNLOAD_URL)..."
+	@mkdir -p bin
+	@curl -L -o bin/worker$(SUFFIX) $(DOWNLOAD_URL) || (echo "Failed to download worker binary" && exit 1)
+	@chmod +x bin/worker$(SUFFIX)
+	@echo "Downloaded successfully to bin/worker$(SUFFIX)"
diff --git a/v3/README.md b/v3/README.md
index 61ed05c..1821047 100644
--- a/v3/README.md
+++ b/v3/README.md
@@ -1,5 +1,3 @@
-# Golang version
-
-Server implementation is in this repository.
+# MTranServer v3
 
 Core implementation is in [MTranCore](https://github.com/xxnuo/MTranCore)
diff --git a/v3/cmd/mtranserver/main.go b/v3/cmd/mtranserver/main.go
new file mode 100644
index 0000000..7905807
--- /dev/null
+++ b/v3/cmd/mtranserver/main.go
@@ -0,0 +1,5 @@
+package main
+
+func main() {
+
+}
diff --git a/v3/go.mod b/v3/go.mod
new file mode 100644
index 0000000..415f045
--- /dev/null
+++ b/v3/go.mod
@@ -0,0 +1,3 @@
+module github.com/xxnuo/MTranServer/v3
+
+go 1.25.3