diff --git a/src/components/settings/opencode-plugins-modal.tsx b/src/components/settings/opencode-plugins-modal.tsx
new file mode 100644
index 0000000..e5dccd2
--- /dev/null
+++ b/src/components/settings/opencode-plugins-modal.tsx
@@ -0,0 +1,264 @@
+"use client"
+
+import { useCallback, useEffect, useRef, useState } from "react"
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { Download, Loader2, RefreshCw, Trash2 } from "lucide-react"
+import { useTranslations } from "next-intl"
+import {
+  opencodeListPlugins,
+  opencodeInstallPlugins,
+  opencodeUninstallPlugin,
+} from "@/lib/api"
+import { usePluginInstallStream } from "@/hooks/use-plugin-install-stream"
+import type { PluginCheckSummary, PluginInfo } from "@/lib/types"
+
+interface OpencodePluginsModalProps {
+  open: boolean
+  onOpenChange: (open: boolean) => void
+  onCompleted?: () => void
+}
+
+export function OpencodePluginsModal({
+  open,
+  onOpenChange,
+  onCompleted,
+}: OpencodePluginsModalProps) {
+  const t = useTranslations("AcpAgentSettings.opencodePlugins")
+  const [summary, setSummary] = useState<PluginCheckSummary | null>(null)
+  const [loading, setLoading] = useState(false)
+  const [uninstalling, setUninstalling] = useState<string | null>(null)
+  const stream = usePluginInstallStream()
+  const logEndRef = useRef<HTMLDivElement>(null)
+
+  const isOperating = stream.status === "running" || uninstalling !== null
+
+  const refresh = useCallback(async () => {
+    setLoading(true)
+    try {
+      const result = await opencodeListPlugins()
+      setSummary(result)
+    } catch (err) {
+      console.error("[OpencodePlugins] Failed to list plugins:", err)
+    } finally {
+      setLoading(false)
+    }
+  }, [])
+
+  useEffect(() => {
+    if (open) {
+      refresh()
+      stream.reset()
+    }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [open])
+
+  useEffect(() => {
+    logEndRef.current?.scrollIntoView({ behavior: "smooth" })
+  }, [stream.logs])
+
+  useEffect(() => {
+    if (stream.status === "success" || stream.status === "failed") {
+      refresh()
+    }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [stream.status])
+
+  const handleInstallAll = useCallback(async () => {
+    const taskId = crypto.randomUUID()
+    await stream.start(taskId)
+    try {
+      await opencodeInstallPlugins(taskId)
+    } catch {
+      // Error handled by event stream
+    }
+  }, [stream])
+
+  const handleInstallOne = useCallback(
+    async (name: string) => {
+      const taskId = crypto.randomUUID()
+      await stream.start(taskId)
+      try {
+        await opencodeInstallPlugins(taskId, [name])
+      } catch {
+        // Error handled by event stream
+      }
+    },
+    [stream]
+  )
+
+  const handleUninstall = useCallback(async (name: string) => {
+    setUninstalling(name)
+    try {
+      const result = await opencodeUninstallPlugin(name)
+      setSummary(result)
+    } catch (err) {
+      console.error("[OpencodePlugins] Uninstall failed:", err)
+    } finally {
+      setUninstalling(null)
+    }
+  }, [])
+
+  const handleClose = useCallback(
+    (nextOpen: boolean) => {
+      onOpenChange(nextOpen)
+      if (!nextOpen) {
+        onCompleted?.()
+      }
+    },
+    [onOpenChange, onCompleted]
+  )
+
+  const missingCount =
+    summary?.plugins.filter((p) => p.status === "missing").length ?? 0
+
+  return (
+    <Dialog open={open} onOpenChange={handleClose}>
+      <DialogContent className="max-w-lg max-h-[80vh] flex flex-col">
+        <DialogHeader>
+          <DialogTitle>{t("title")}</DialogTitle>
+        </DialogHeader>
+
+        <div className="space-y-4 overflow-y-auto flex-1">
+          {summary && (
+            <div className="text-[11px] text-muted-foreground space-y-0.5">
+              <div>Config: {summary.config_path}</div>
+              <div>Cache: {summary.cache_dir}</div>
+            </div>
+          )}
+
+          {loading && !summary ? (
+            <div className="flex items-center justify-center py-8">
+              <Loader2 className="h-5 w-5 animate-spin text-muted-foreground" />
+            </div>
+          ) : summary && summary.plugins.length > 0 ? (
+            <div className="space-y-1.5">
+              <div className="text-xs font-medium text-muted-foreground">
+                {t("declared")}
+              </div>
+              {summary.plugins.map((plugin: PluginInfo) => (
+                <div
+                  key={plugin.name}
+                  className="flex items-center justify-between rounded-md border bg-muted/20 px-3 py-2"
+                >
+                  <div className="min-w-0">
+                    <div className="text-xs font-medium truncate">
+                      {plugin.declared_spec}
+                    </div>
+                    <div className="flex items-center gap-1.5 mt-0.5">
+                      <Badge
+                        variant={
+                          plugin.status === "installed"
+                            ? "secondary"
+                            : "destructive"
+                        }
+                        className="text-[10px] px-1.5 py-0"
+                      >
+                        {t(`status.${plugin.status}`)}
+                      </Badge>
+                      {plugin.installed_version && (
+                        <span className="text-[10px] text-muted-foreground">
+                          v{plugin.installed_version}
+                        </span>
+                      )}
+                    </div>
+                  </div>
+                  <div className="shrink-0 ml-2">
+                    {plugin.status === "missing" ? (
+                      <Button
+                        size="xs"
+                        variant="outline"
+                        disabled={isOperating}
+                        onClick={() => handleInstallOne(plugin.name)}
+                      >
+                        <Download className="h-3 w-3 mr-1" />
+                        {t("install")}
+                      </Button>
+                    ) : (
+                      <Button
+                        size="xs"
+                        variant="ghost"
+                        disabled={isOperating}
+                        onClick={() => handleUninstall(plugin.name)}
+                      >
+                        {uninstalling === plugin.name ? (
+                          <Loader2 className="h-3 w-3 animate-spin" />
+                        ) : (
+                          <Trash2 className="h-3 w-3" />
+                        )}
+                        {t("uninstall")}
+                      </Button>
+                    )}
+                  </div>
+                </div>
+              ))}
+            </div>
+          ) : summary ? (
+            <div className="text-xs text-muted-foreground text-center py-4">
+              {t("noPlugins")}
+            </div>
+          ) : null}
+
+          {summary && summary.plugins.length > 0 && (
+            <div className="flex items-center justify-between">
+              <Button
+                size="sm"
+                disabled={isOperating || missingCount === 0}
+                onClick={handleInstallAll}
+              >
+                {stream.status === "running" ? (
+                  <Loader2 className="h-3.5 w-3.5 animate-spin mr-1.5" />
+                ) : (
+                  <Download className="h-3.5 w-3.5 mr-1.5" />
+                )}
+                {t("installAll")}
+              </Button>
+              <Button
+                size="sm"
+                variant="ghost"
+                disabled={isOperating}
+                onClick={refresh}
+              >
+                <RefreshCw
+                  className={`h-3.5 w-3.5 mr-1.5 ${loading ? "animate-spin" : ""}`}
+                />
+                {t("refresh")}
+              </Button>
+            </div>
+          )}
+
+          {stream.status !== "idle" && (
+            <div className="rounded-md border bg-black/80 text-green-400 p-3 max-h-[200px] overflow-y-auto font-mono text-[11px] leading-relaxed">
+              {stream.logs.map((line, i) => (
+                <div
+                  key={i}
+                  className={line.startsWith("ERROR:") ? "text-red-400" : ""}
+                >
+                  {line}
+                </div>
+              ))}
+              <div ref={logEndRef} />
+            </div>
+          )}
+
+          {stream.status === "success" && (
+            <div className="text-xs text-green-600 font-medium">
+              {t("success")}
+            </div>
+          )}
+          {stream.status === "failed" && (
+            <div className="text-xs text-destructive font-medium">
+              {t("failed")}: {stream.error}
+            </div>
+          )}
+        </div>
+      </DialogContent>
+    </Dialog>
+  )
+}
diff --git a/src/i18n/messages/ar.json b/src/i18n/messages/ar.json
index d6c9674..162f618 100644
--- a/src/i18n/messages/ar.json
+++ b/src/i18n/messages/ar.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "تكوين مزود واجهة برمجة التطبيقات وبيانات اعتماد Cline. يتم حفظ الإعدادات في ~/.cline/data/."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/de.json b/src/i18n/messages/de.json
index b624c70..cc5a43c 100644
--- a/src/i18n/messages/de.json
+++ b/src/i18n/messages/de.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Konfigurieren Sie den Cline API-Anbieter und die Anmeldedaten. Einstellungen werden in ~/.cline/data/ gespeichert."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/en.json b/src/i18n/messages/en.json
index 7a0aed9..2daf012 100644
--- a/src/i18n/messages/en.json
+++ b/src/i18n/messages/en.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Configure Cline API provider and credentials. Settings are saved to ~/.cline/data/."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/es.json b/src/i18n/messages/es.json
index 8c2f68a..4c2d488 100644
--- a/src/i18n/messages/es.json
+++ b/src/i18n/messages/es.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Configure el proveedor de API y las credenciales de Cline. La configuración se guarda en ~/.cline/data/."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/fr.json b/src/i18n/messages/fr.json
index 10cba72..f41df62 100644
--- a/src/i18n/messages/fr.json
+++ b/src/i18n/messages/fr.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Configurez le fournisseur API et les identifiants Cline. Les paramètres sont enregistrés dans ~/.cline/data/."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/ja.json b/src/i18n/messages/ja.json
index c92bec0..1efcc7f 100644
--- a/src/i18n/messages/ja.json
+++ b/src/i18n/messages/ja.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Cline API プロバイダーと認証情報を設定します。設定は ~/.cline/data/ に保存されます。"
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/ko.json b/src/i18n/messages/ko.json
index 5b30ea0..c0d72cb 100644
--- a/src/i18n/messages/ko.json
+++ b/src/i18n/messages/ko.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Cline API 제공자와 자격 증명을 구성합니다. 설정은 ~/.cline/data/에 저장됩니다."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/pt.json b/src/i18n/messages/pt.json
index d2db0a9..36945d1 100644
--- a/src/i18n/messages/pt.json
+++ b/src/i18n/messages/pt.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "Configure o provedor de API e as credenciais do Cline. As configurações são salvas em ~/.cline/data/."
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/zh-CN.json b/src/i18n/messages/zh-CN.json
index dfe6102..d3037bd 100644
--- a/src/i18n/messages/zh-CN.json
+++ b/src/i18n/messages/zh-CN.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "配置 Cline API 提供商和凭证。设置将保存到 ~/.cline/data/。"
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {
diff --git a/src/i18n/messages/zh-TW.json b/src/i18n/messages/zh-TW.json
index 07c3998..953cb01 100644
--- a/src/i18n/messages/zh-TW.json
+++ b/src/i18n/messages/zh-TW.json
@@ -685,6 +685,21 @@
     },
     "cline": {
       "configDescription": "配置 Cline API 提供商和憑證。設定將儲存到 ~/.cline/data/。"
+    },
+    "opencodePlugins": {
+      "title": "OpenCode Plugins",
+      "declared": "Declared Plugins",
+      "noPlugins": "No plugins declared.",
+      "status": {
+        "installed": "Installed",
+        "missing": "Missing"
+      },
+      "installAll": "Install All Missing",
+      "install": "Install",
+      "uninstall": "Uninstall",
+      "refresh": "Refresh",
+      "success": "All plugins installed successfully.",
+      "failed": "Installation failed"
     }
   },
   "SettingsPages": {