diff --git a/governance/REPOS.yaml b/governance/REPOS.yaml
index ebbef11..bdde1ed 100644
--- a/governance/REPOS.yaml
+++ b/governance/REPOS.yaml
@@ -124,6 +124,18 @@ repos:
       bootstrap 直推豁免空仓变体（ADR-0084）；2026-08-31 赛后按 ADR-0084 退役条款处置
     key_paths: [src/, tests/, quality/, docs/]
 
+  - name: Viral_Radar
+    layer: L2
+    visibility: public
+    status: active
+    role: 产品仓——全网多平台爆款对标分析与脚本生成系统（视频号/抖音/小红书对标账号采集×
+      ASR+OCR 多模态提取×LLM 秒级拆解×报告×仿写脚本，IR Viral_Radar#1）；Python 语言
+      （languages.yaml 对本仓整体豁免，ADR-0091"生态复用"型：多模态推理链 Python 垄断+
+      无 Go/TS 等价物+IR 明示复用优先，豁免仅语言规范面、治理基线不豁免）；建仓经
+      template-service generate endpoint 官方实例化（非直推）；采集层 MediaCrawler/
+      wx_channel 按 ADR-0091 决策 5"参考不依赖"（非商用许可风险隔离）
+    key_paths: [src/, tests/, quality/, specs/, docs/]
+
   - name: holdout
     layer: L1
     visibility: public
diff --git a/governance/policy/languages.yaml b/governance/policy/languages.yaml
index 5f21a04..eee1782 100644
--- a/governance/policy/languages.yaml
+++ b/governance/policy/languages.yaml
@@ -6,7 +6,7 @@ layers:
     allowed:
       - {language: go, when: "default"}
       - {language: typescript, when: "frontend-isomorphic only", requires: [TS-1, TS-2]}
-      # ADR-0085：agent-platform 退役，Python 准入回归默认拒绝（存量豁免先例：ADR-0023 AI_Web_School、ADR-0084 QW_Arena1）
+      # ADR-0085：agent-platform 退役，Python 准入回归默认拒绝（存量豁免先例：ADR-0023 AI_Web_School、ADR-0084 QW_Arena1、ADR-0091 Viral_Radar——多模态推理链生态复用型，豁免仅语言规范面、治理基线不豁免）
     forbidden: [rust, java, csharp, cpp, new_language_without_org_approval]
     rationale: "训练数据海量、写法单一、编译反馈快 → LLM 产出可靠"
   llm_prompt: