diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 642321e5..56eaf868 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,6 +23,8 @@ jobs:
                   CI: true
             - name: Lint
               run: npm run lint
+            - name: Lint Files, Dependencies, & Exports
+              run: npm run lint:unused
 
     format:
         name: File Format
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index b41233ab..ca1b9f70 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -32,7 +32,7 @@ jobs:
             - name: Publish to JSR
               run: |
                   npm run build --if-present
-                  npx jsr publish
+                  npx -y jsr publish
               if: ${{ steps.release.outputs.release_created }}
 
             # Generates the social media post
diff --git a/knip.json b/knip.json
new file mode 100644
index 00000000..5e1b62b2
--- /dev/null
+++ b/knip.json
@@ -0,0 +1,12 @@
+{
+  "$schema": "https://unpkg.com/knip@5/schema.json",
+  "workspaces": {
+    ".": {
+      "entry": ["tests/**/*.test.js", "tests/fixtures/*.js"],
+      "project": ["src/**/*.js", "src/**/*.ts"]
+    },
+    "examples/*": {
+      "entry": ["**/*.*s"]
+    }
+  }
+}
diff --git a/package.json b/package.json
index 524d589f..86a2c15b 100644
--- a/package.json
+++ b/package.json
@@ -61,6 +61,7 @@
   "scripts": {
     "lint": "eslint . && eslint -c eslint.config-content.js .",
     "lint:fix": "eslint --fix . && eslint --fix -c eslint.config-content.js .",
+    "lint:unused": "knip",
     "fmt": "prettier --write .",
     "fmt:check": "prettier --check .",
     "build:rules": "node tools/build-rules.js",
@@ -70,12 +71,14 @@
     "prepare": "npm run build",
     "test": "mocha \"tests/**/*.test.js\" --timeout 30000",
     "test:coverage": "c8 npm test",
-    "test:jsr": "npx jsr@latest publish --dry-run",
+    "test:jsr": "npx -y jsr@latest publish --dry-run",
     "test:types": "tsc -p tests/types/tsconfig.json"
   },
   "devDependencies": {
     "@eslint/js": "^9.31.0",
     "@eslint/json": "^0.13.1",
+    "@types/mdast": "^4.0.4",
+    "@types/unist": "^3.0.3",
     "c8": "^10.1.3",
     "dedent": "^1.5.3",
     "eslint": "^9.31.0",
@@ -83,9 +86,11 @@
     "eslint-plugin-eslint-plugin": "^6.3.2",
     "globals": "^15.1.0",
     "got": "^14.4.2",
+    "knip": "^5.61.3",
     "lint-staged": "^15.2.9",
     "mocha": "^11.6.0",
     "prettier": "^3.3.3",
+    "semver": "^7.7.2",
     "typescript": "^5.9.2",
     "yorkie": "^2.0.0"
   },