diff --git a/web/download.php b/web/download.php
index f0bbbfd..ab9d1e9 100644
--- a/web/download.php
+++ b/web/download.php
@@ -18,6 +18,12 @@ pmm_page_open('DOWNLOAD', '下载 PMM');
       <a class="dl-card" href="downloads/pmm-<?php echo PMM_VERSION; ?>.x86_64.rpm" download>
         <span class="dl-os">Linux</span><span class="dl-file">pmm-<?php echo PMM_VERSION; ?>.x86_64.rpm</span><span class="dl-arrow">↓</span>
       </a>
+      <a class="dl-card" href="downloads/pmm-<?php echo PMM_VERSION; ?>-linux-amd64.pdm" download>
+        <span class="dl-os">.pdm 包</span><span class="dl-file">pmm-<?php echo PMM_VERSION; ?>-linux-amd64.pdm</span><span class="dl-arrow">↓</span>
+      </a>
+      <a class="dl-card" href="downloads/install.sh" download>
+        <span class="dl-os">Linux/macOS</span><span class="dl-file">install.sh · 一键安装脚本</span><span class="dl-arrow">↓</span>
+      </a>
       <div class="dl-card">
         <span class="dl-os">Linux/macOS</span>
         <span class="dl-file">一键安装 · 复制命令</span>
diff --git a/web/downloads/install.sh b/web/downloads/install.sh
new file mode 100644
index 0000000..c54960f
--- /dev/null
+++ b/web/downloads/install.sh
@@ -0,0 +1,56 @@
+#!/bin/sh
+# ParlzPackageManager (PMM) — Linux/macOS one-line installer.
+#
+# 用法：
+#   curl -sSL -o install.sh https://pmm.parlz.com/install.sh && bash install.sh
+#   或：curl -sSL https://pmm.parlz.com/install.sh | bash
+#
+# 下载官方 release 二进制并安装到 /usr/local/bin/pmm（root）或 ~/.local/bin/pmm。
+set -e
+VER="0.3.0"
+REPO="JGZYES/ParlzPackageManger"
+
+# ---- 检测平台 ----
+OS="$(uname -s)"; ARCH="$(uname -m)"
+case "$OS" in
+  Linux)  os=linux ;;
+  Darwin) os=macos ;;
+  *) echo "pmm: 不支持的平台 $OS"; exit 1 ;;
+esac
+case "$ARCH" in
+  x86_64|amd64) arch=amd64 ;;
+  aarch64|arm64) arch=arm64 ;;
+  *) echo "pmm: 不支持的架构 $ARCH"; exit 1 ;;
+esac
+
+# ---- 下载 pmm（release 资产名为 pmm）----
+URL="https://github.com/$REPO/releases/download/v$VER/pmm"
+if [ "$arch" != "amd64" ]; then
+  echo "pmm: 注意：官方发布目前只提供 amd64 资产，$os/$arch 可能 404"
+fi
+echo "pmm: 下载 v$VER ($os/$arch) ..."
+TMP="$(mktemp)"
+# --progress-bar shows a live download progress line (tty only)
+if ! curl -fL --progress-bar --max-time 300 -o "$TMP" "$URL"; then
+  rm -f "$TMP"; echo "pmm: 下载失败（$URL）"; exit 1
+fi
+echo ""
+chmod +x "$TMP"
+
+# ---- 安装 ----
+if [ "$(id -u)" = "0" ]; then
+  DEST="/usr/local/bin/pmm"
+else
+  DEST="${HOME}/.local/bin/pmm"
+fi
+mkdir -p "$(dirname "$DEST")"
+cp "$TMP" "$DEST" && chmod +x "$DEST" && rm -f "$TMP"
+
+# ---- PATH 提示 ----
+case ":$PATH:" in
+  *":$(dirname "$DEST"):"*) ;;
+  *) echo "pmm: 请将 $(dirname "$DEST") 加入 PATH（或重新登录 shell）" ;;
+esac
+
+echo "pmm: 安装完成 -> $DEST"
+"$DEST" -v 2>/dev/null || true