diff --git a/packages/cli/src/__tests__/lib/EnvironmentSelector.test.ts b/packages/cli/src/__tests__/lib/EnvironmentSelector.test.ts
index 57f1617e6..437266613 100644
--- a/packages/cli/src/__tests__/lib/EnvironmentSelector.test.ts
+++ b/packages/cli/src/__tests__/lib/EnvironmentSelector.test.ts
@@ -172,6 +172,19 @@ describe("EnvironmentSelector", () => {
       expect(getMcpConfigPath("pi")).toBeUndefined();
     });
 
+    it("includes Muse Code with project and global skill paths", () => {
+      expect(isValidEnvironmentCode("muse")).toBe(true);
+      expect(getEnvironment("muse")).toMatchObject({
+        code: "muse",
+        name: "Muse Code",
+        skillPath: ".agents/skills",
+        globalSkillPath: ".config/muse/skills",
+      });
+      expect(getSkillPath("muse")).toBe(".agents/skills");
+      expect(getGlobalSkillPath("muse")).toBe(".config/muse/skills");
+      expect(getMcpConfigPath("muse")).toBeUndefined();
+    });
+
     it("should create choices from all environments", async () => {
       const environments = getAllEnvironments();
       mockCheckbox.mockResolvedValue(["cursor", "claude"]);
diff --git a/packages/cli/src/__tests__/services/skill/skill.service.test.ts b/packages/cli/src/__tests__/services/skill/skill.service.test.ts
index 72a73af2b..2756f0c13 100644
--- a/packages/cli/src/__tests__/services/skill/skill.service.test.ts
+++ b/packages/cli/src/__tests__/services/skill/skill.service.test.ts
@@ -725,7 +725,7 @@ describe("SkillService", () => {
       } as any);
 
       await expect(skillManager.addSkill(mockRegistryId, mockSkillName)).rejects.toThrow(
-        "Supported: cursor, claude, github, gemini, grok, codex, kilocode, amp, opencode, roo, antigravity, antigravity-cli, junie, cline, devin, pi",
+        "Supported: cursor, claude, github, gemini, grok, codex, kilocode, amp, opencode, roo, antigravity, antigravity-cli, junie, cline, devin, pi, muse",
       );
     });
 
diff --git a/packages/cli/src/__tests__/util/env.test.ts b/packages/cli/src/__tests__/util/env.test.ts
index 81700307a..66715ed89 100644
--- a/packages/cli/src/__tests__/util/env.test.ts
+++ b/packages/cli/src/__tests__/util/env.test.ts
@@ -19,7 +19,7 @@ import { EnvironmentCode } from "../../types.js";
 describe("Environment Utilities", () => {
   describe("ENVIRONMENT_DEFINITIONS", () => {
     it("should contain all all environment definitions", () => {
-      expect(Object.keys(ENVIRONMENT_DEFINITIONS)).toHaveLength(16);
+      expect(Object.keys(ENVIRONMENT_DEFINITIONS)).toHaveLength(17);
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("cursor");
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("claude");
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("github");
@@ -36,6 +36,7 @@ describe("Environment Utilities", () => {
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("cline");
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("devin");
       expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("pi");
+      expect(ENVIRONMENT_DEFINITIONS).toHaveProperty("muse");
     });
 
     it("should have correct structure for cursor environment", () => {
@@ -66,7 +67,7 @@ describe("Environment Utilities", () => {
 
   describe("ALL_ENVIRONMENT_CODES", () => {
     it("should contain all all environment codes", () => {
-      expect(ALL_ENVIRONMENT_CODES).toHaveLength(16);
+      expect(ALL_ENVIRONMENT_CODES).toHaveLength(17);
       expect(ALL_ENVIRONMENT_CODES).toEqual(
         expect.arrayContaining([
           "cursor",
@@ -84,6 +85,7 @@ describe("Environment Utilities", () => {
           "cline",
           "devin",
           "pi",
+          "muse",
         ]),
       );
     });
@@ -97,7 +99,7 @@ describe("Environment Utilities", () => {
   describe("getAllEnvironments", () => {
     it("should return all environment definitions", () => {
       const environments = getAllEnvironments();
-      expect(environments).toHaveLength(16);
+      expect(environments).toHaveLength(17);
       expect(environments).toEqual(Object.values(ENVIRONMENT_DEFINITIONS));
     });
 
@@ -280,6 +282,10 @@ describe("Environment Utilities", () => {
       expect(getSkillPath("pi")).toBe(".pi/skills");
     });
 
+    it("should return skill path for muse", () => {
+      expect(getSkillPath("muse")).toBe(".agents/skills");
+    });
+
     it("should return undefined for invalid environment code", () => {
       expect(getSkillPath("invalid" as EnvironmentCode)).toBeUndefined();
     });
@@ -325,6 +331,10 @@ describe("Environment Utilities", () => {
     it("should return global skill path for pi", () => {
       expect(getGlobalSkillPath("pi")).toBe(".pi/agent/skills");
     });
+
+    it("should return global skill path for muse", () => {
+      expect(getGlobalSkillPath("muse")).toBe(".config/muse/skills");
+    });
   });
 
   describe("getSkillCapableEnvironments", () => {
@@ -405,7 +415,8 @@ describe("Environment Utilities", () => {
       expect(envCodes).toContain("cline");
       expect(envCodes).toContain("devin");
       expect(envCodes).toContain("pi");
-      expect(skillEnvs).toHaveLength(16);
+      expect(envCodes).toContain("muse");
+      expect(skillEnvs).toHaveLength(17);
     });
   });
 
diff --git a/packages/cli/src/types.ts b/packages/cli/src/types.ts
index 88ffee469..2c461f0c2 100644
--- a/packages/cli/src/types.ts
+++ b/packages/cli/src/types.ts
@@ -34,7 +34,8 @@ export type EnvironmentCode =
   | "junie"
   | "cline"
   | "devin"
-  | "pi";
+  | "pi"
+  | "muse";
 
 export const DEFAULT_DOCS_DIR = "docs/ai";
 
diff --git a/packages/cli/src/util/env.ts b/packages/cli/src/util/env.ts
index f18f91c4d..e649201e6 100644
--- a/packages/cli/src/util/env.ts
+++ b/packages/cli/src/util/env.ts
@@ -109,6 +109,12 @@ export const ENVIRONMENT_DEFINITIONS: Record<EnvironmentCode, EnvironmentDefinit
     skillPath: ".pi/skills",
     globalSkillPath: ".pi/agent/skills",
   },
+  muse: {
+    code: "muse",
+    name: "Muse Code",
+    skillPath: ".agents/skills",
+    globalSkillPath: ".config/muse/skills",
+  },
 };
 
 export const ALL_ENVIRONMENT_CODES: EnvironmentCode[] = Object.keys(
diff --git a/web/content/docs/11-configuration-file.md b/web/content/docs/11-configuration-file.md
index 49163b2a8..7f44df906 100644
--- a/web/content/docs/11-configuration-file.md
+++ b/web/content/docs/11-configuration-file.md
@@ -87,6 +87,7 @@ List of AI coding tools to generate configuration files for. Valid values:
 | `cline` | Cline |
 | `devin` | Devin |
 | `pi` | Pi |
+| `muse` | Muse Code |
 
 ```json
 "environments": ["cursor", "claude"]