diff --git a/.changeset/good-stingrays-bow.md b/.changeset/good-stingrays-bow.md
new file mode 100644
index 000000000..1148dfe3f
--- /dev/null
+++ b/.changeset/good-stingrays-bow.md
@@ -0,0 +1,35 @@
+---
+"@khanacademy/wonder-blocks-progress-spinner": patch
+"@khanacademy/wonder-blocks-birthday-picker": patch
+"@khanacademy/wonder-blocks-labeled-field": patch
+"@khanacademy/wonder-blocks-search-field": patch
+"@khanacademy/wonder-blocks-testing-core": patch
+"@khanacademy/wonder-blocks-breadcrumbs": patch
+"@khanacademy/wonder-blocks-icon-button": patch
+"@khanacademy/wonder-blocks-typography": patch
+"@khanacademy/wonder-blocks-accordion": patch
+"@khanacademy/wonder-blocks-clickable": patch
+"@khanacademy/wonder-blocks-dropdown": patch
+"@khanacademy/wonder-blocks-popover": patch
+"@khanacademy/wonder-blocks-testing": patch
+"@khanacademy/wonder-blocks-theming": patch
+"@khanacademy/wonder-blocks-toolbar": patch
+"@khanacademy/wonder-blocks-tooltip": patch
+"@khanacademy/wonder-blocks-banner": patch
+"@khanacademy/wonder-blocks-button": patch
+"@khanacademy/wonder-blocks-layout": patch
+"@khanacademy/wonder-blocks-switch": patch
+"@khanacademy/wonder-blocks-timing": patch
+"@khanacademy/wonder-blocks-tokens": patch
+"@khanacademy/wonder-blocks-modal": patch
+"@khanacademy/wonder-blocks-cell": patch
+"@khanacademy/wonder-blocks-core": patch
+"@khanacademy/wonder-blocks-data": patch
+"@khanacademy/wonder-blocks-form": patch
+"@khanacademy/wonder-blocks-grid": patch
+"@khanacademy/wonder-blocks-icon": patch
+"@khanacademy/wonder-blocks-link": patch
+"@khanacademy/wonder-blocks-pill": patch
+---
+
+No functional changes. Adding prepublishOnly script.
diff --git a/.changeset/perfect-pens-pay.md b/.changeset/perfect-pens-pay.md
new file mode 100644
index 000000000..a845151cc
--- /dev/null
+++ b/.changeset/perfect-pens-pay.md
@@ -0,0 +1,2 @@
+---
+---
diff --git a/.github/workflows/node-ci-lint.yml b/.github/workflows/node-ci-lint.yml
index 71bcb5978..bd536032f 100644
--- a/.github/workflows/node-ci-lint.yml
+++ b/.github/workflows/node-ci-lint.yml
@@ -73,4 +73,4 @@ jobs:
         run: yarn build:types
 
       - name: Check package.json files
-        run: node utils/publish/pre-publish-check-ci.js
+        run: ./utils/publish/pre-publish-check-ci.ts
diff --git a/.github/workflows/node-ci-pr.yml b/.github/workflows/node-ci-pr.yml
index da64659d5..8c81b1b00 100644
--- a/.github/workflows/node-ci-pr.yml
+++ b/.github/workflows/node-ci-pr.yml
@@ -43,6 +43,11 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Setup node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
       - name: Get changed files
         uses: Khan/actions@get-changed-files-v2
         id: changed
diff --git a/package.json b/package.json
index eed2daec7..6e40b2d87 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "lint:watch": "esw --watch --config ./eslint/eslintrc packages",
     "lint": "yarn lint:ci .",
     "lint:ci": "eslint --ext .ts --ext .js --ext .tsx --ext .jsx",
-    "publish:ci": "yarn run lint:pkg-json && node utils/publish/pre-publish-check-ci.js && git diff --stat --exit-code HEAD && yarn build && yarn build:types && changeset publish",
+    "publish:ci": "yarn run lint:pkg-json && ./utils/publish/pre-publish-check-ci.ts && git diff --stat --exit-code HEAD && yarn build && yarn build:types && changeset publish",
     "start": "yarn start:storybook",
     "start:storybook": "storybook dev -p 6061",
     "test:common": "yarn run build && yarn run lint && yarn run typecheck && yarn run alex",
@@ -81,6 +81,7 @@
     "@typescript-eslint/eslint-plugin": "^5.59.5",
     "@typescript-eslint/parser": "^5.59.5",
     "alex": "^11.0.0",
+    "ancesdir": "^6.0.0",
     "babel-jest": "^29.7.0",
     "babel-loader": "^8.2.3",
     "babel-plugin-dynamic-import-node": "^2.3.3",
@@ -149,4 +150,4 @@
     "strip-ansi": "6.0.1",
     "strip-ansi-explanation": "There's an issue with strip-ansi v7 which causes conflicts with the Khan/changeset-per-package action"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/wonder-blocks-accordion/package.json b/packages/wonder-blocks-accordion/package.json
index f04c95c80..4b9eabb22 100644
--- a/packages/wonder-blocks-accordion/package.json
+++ b/packages/wonder-blocks-accordion/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "source": "src/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "types": "dist/index.d.ts",
   "author": "",
diff --git a/packages/wonder-blocks-banner/package.json b/packages/wonder-blocks-banner/package.json
index eb7513705..0b65a7f3b 100644
--- a/packages/wonder-blocks-banner/package.json
+++ b/packages/wonder-blocks-banner/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-birthday-picker/package.json b/packages/wonder-blocks-birthday-picker/package.json
index 8d9a42e28..8a126067d 100644
--- a/packages/wonder-blocks-birthday-picker/package.json
+++ b/packages/wonder-blocks-birthday-picker/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6",
diff --git a/packages/wonder-blocks-breadcrumbs/package.json b/packages/wonder-blocks-breadcrumbs/package.json
index 114f9b5e0..8da185c6c 100644
--- a/packages/wonder-blocks-breadcrumbs/package.json
+++ b/packages/wonder-blocks-breadcrumbs/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-button/package.json b/packages/wonder-blocks-button/package.json
index 42965d46b..805554ef5 100644
--- a/packages/wonder-blocks-button/package.json
+++ b/packages/wonder-blocks-button/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-cell/package.json b/packages/wonder-blocks-cell/package.json
index cb8a78fa2..0f29d9c5c 100644
--- a/packages/wonder-blocks-cell/package.json
+++ b/packages/wonder-blocks-cell/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6",
diff --git a/packages/wonder-blocks-clickable/package.json b/packages/wonder-blocks-clickable/package.json
index 39f05374a..fa9352131 100644
--- a/packages/wonder-blocks-clickable/package.json
+++ b/packages/wonder-blocks-clickable/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-core/package.json b/packages/wonder-blocks-core/package.json
index 793528576..5c995e05c 100644
--- a/packages/wonder-blocks-core/package.json
+++ b/packages/wonder-blocks-core/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6"
diff --git a/packages/wonder-blocks-data/package.json b/packages/wonder-blocks-data/package.json
index f20be709c..539e3a7c9 100644
--- a/packages/wonder-blocks-data/package.json
+++ b/packages/wonder-blocks-data/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6",
diff --git a/packages/wonder-blocks-dropdown/package.json b/packages/wonder-blocks-dropdown/package.json
index fad82af8e..563762d68 100644
--- a/packages/wonder-blocks-dropdown/package.json
+++ b/packages/wonder-blocks-dropdown/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-form/package.json b/packages/wonder-blocks-form/package.json
index ceabe7744..24b733308 100644
--- a/packages/wonder-blocks-form/package.json
+++ b/packages/wonder-blocks-form/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-grid/package.json b/packages/wonder-blocks-grid/package.json
index 8a0bffc3b..4c87b500a 100644
--- a/packages/wonder-blocks-grid/package.json
+++ b/packages/wonder-blocks-grid/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-icon-button/package.json b/packages/wonder-blocks-icon-button/package.json
index faab4ecd6..b1f61b447 100644
--- a/packages/wonder-blocks-icon-button/package.json
+++ b/packages/wonder-blocks-icon-button/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-icon/package.json b/packages/wonder-blocks-icon/package.json
index 420891fe4..4c6045cea 100644
--- a/packages/wonder-blocks-icon/package.json
+++ b/packages/wonder-blocks-icon/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-labeled-field/package.json b/packages/wonder-blocks-labeled-field/package.json
index 5b4cac252..99a6c4f96 100644
--- a/packages/wonder-blocks-labeled-field/package.json
+++ b/packages/wonder-blocks-labeled-field/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-layout/package.json b/packages/wonder-blocks-layout/package.json
index a13765a30..4648c3362 100644
--- a/packages/wonder-blocks-layout/package.json
+++ b/packages/wonder-blocks-layout/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6",
diff --git a/packages/wonder-blocks-link/package.json b/packages/wonder-blocks-link/package.json
index 5dd1c0abc..790eb4a8e 100644
--- a/packages/wonder-blocks-link/package.json
+++ b/packages/wonder-blocks-link/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-modal/package.json b/packages/wonder-blocks-modal/package.json
index 3dceb0630..f29a542b1 100644
--- a/packages/wonder-blocks-modal/package.json
+++ b/packages/wonder-blocks-modal/package.json
@@ -10,7 +10,8 @@
   "types": "dist/index.d.ts",
   "module": "dist/es/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-pill/package.json b/packages/wonder-blocks-pill/package.json
index 2e0b080f6..86b8b8b1c 100644
--- a/packages/wonder-blocks-pill/package.json
+++ b/packages/wonder-blocks-pill/package.json
@@ -8,7 +8,8 @@
   "types": "dist/index.d.ts",
   "source": "src/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-popover/package.json b/packages/wonder-blocks-popover/package.json
index b85463019..d21a1a104 100644
--- a/packages/wonder-blocks-popover/package.json
+++ b/packages/wonder-blocks-popover/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-progress-spinner/package.json b/packages/wonder-blocks-progress-spinner/package.json
index 7955baa86..7fc88aca9 100644
--- a/packages/wonder-blocks-progress-spinner/package.json
+++ b/packages/wonder-blocks-progress-spinner/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-search-field/package.json b/packages/wonder-blocks-search-field/package.json
index ea4c07c90..ba440f4e5 100644
--- a/packages/wonder-blocks-search-field/package.json
+++ b/packages/wonder-blocks-search-field/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-switch/package.json b/packages/wonder-blocks-switch/package.json
index 65abd5ca3..e911bdf11 100644
--- a/packages/wonder-blocks-switch/package.json
+++ b/packages/wonder-blocks-switch/package.json
@@ -7,7 +7,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-testing-core/package.json b/packages/wonder-blocks-testing-core/package.json
index ee44eb8d1..747bfefa7 100644
--- a/packages/wonder-blocks-testing-core/package.json
+++ b/packages/wonder-blocks-testing-core/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6"
diff --git a/packages/wonder-blocks-testing/package.json b/packages/wonder-blocks-testing/package.json
index dcba560c5..cd79bfb0a 100644
--- a/packages/wonder-blocks-testing/package.json
+++ b/packages/wonder-blocks-testing/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {
     "@babel/runtime": "^7.18.6",
diff --git a/packages/wonder-blocks-theming/package.json b/packages/wonder-blocks-theming/package.json
index 789a6a633..da53e7ede 100644
--- a/packages/wonder-blocks-theming/package.json
+++ b/packages/wonder-blocks-theming/package.json
@@ -9,7 +9,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "dependencies": {},
   "peerDependencies": {
diff --git a/packages/wonder-blocks-timing/package.json b/packages/wonder-blocks-timing/package.json
index 843b92df4..71d5f1750 100644
--- a/packages/wonder-blocks-timing/package.json
+++ b/packages/wonder-blocks-timing/package.json
@@ -11,7 +11,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "peerDependencies": {
     "react": "18.2.0"
diff --git a/packages/wonder-blocks-tokens/package.json b/packages/wonder-blocks-tokens/package.json
index d47b26100..e4df9a7b3 100644
--- a/packages/wonder-blocks-tokens/package.json
+++ b/packages/wonder-blocks-tokens/package.json
@@ -6,7 +6,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-toolbar/package.json b/packages/wonder-blocks-toolbar/package.json
index 54d00721d..123461e04 100644
--- a/packages/wonder-blocks-toolbar/package.json
+++ b/packages/wonder-blocks-toolbar/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-tooltip/package.json b/packages/wonder-blocks-tooltip/package.json
index c1804f7e1..b1f9c3885 100644
--- a/packages/wonder-blocks-tooltip/package.json
+++ b/packages/wonder-blocks-tooltip/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/packages/wonder-blocks-typography/package.json b/packages/wonder-blocks-typography/package.json
index 1c9a3f7a8..fb2ac3dad 100644
--- a/packages/wonder-blocks-typography/package.json
+++ b/packages/wonder-blocks-typography/package.json
@@ -10,7 +10,8 @@
   "module": "dist/es/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "prepublishOnly": "../../utils/publish/package-pre-publish-check.sh"
   },
   "author": "",
   "license": "MIT",
diff --git a/utils/publish/package-pre-publish-check.sh b/utils/publish/package-pre-publish-check.sh
new file mode 100755
index 000000000..3dab0ddde
--- /dev/null
+++ b/utils/publish/package-pre-publish-check.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+# Check if SNAPSHOT_RELEASE is set and the version does not start with 0.0.0-PR
+if [ "$SNAPSHOT_RELEASE" = "1" ] && ! [[ "$npm_package_version" =~ ^0\.0\.0-PR ]]; then
+    echo "Error: Snapshot publish attempted, but $npm_package_name@$npm_package_version does not match version scheme for snapshots. Publish disallowed."
+    exit 1
+fi
diff --git a/utils/publish/pre-publish-check-ci.js b/utils/publish/pre-publish-check-ci.js
deleted file mode 100644
index 866e5a6e6..000000000
--- a/utils/publish/pre-publish-check-ci.js
+++ /dev/null
@@ -1,37 +0,0 @@
-/* eslint-disable
-    @typescript-eslint/no-var-requires,
-    import/no-commonjs,
-    no-console
-*/
-/**
- * Pre-publish checks to verify that our CI publish will go smoothly.
- *
- * NOTE: This script is run by changesets when the Release Manager is publishing
- * a new version of the WB packages.
- */
-const path = require("path");
-const fglob = require("fast-glob");
-
-const {
-    checkPublishConfig,
-    checkPackageMain,
-    checkPackageModule,
-    checkPackageTypes,
-} = require("./pre-publish-utils");
-
-fglob(path.join(__dirname, "..", "..", "packages", "*", "package.json"))
-    .then((pkgPaths) => {
-        for (const pkgPath of pkgPaths) {
-            const pkgJson = require(path.relative(__dirname, pkgPath));
-
-            checkPublishConfig(pkgJson);
-            checkPackageMain(pkgJson);
-            checkPackageModule(pkgJson);
-            checkPackageTypes(pkgJson);
-        }
-        return;
-    })
-    .catch((err) => {
-        console.error(err);
-        process.exit(1);
-    });
diff --git a/utils/publish/pre-publish-check-ci.ts b/utils/publish/pre-publish-check-ci.ts
new file mode 100755
index 000000000..50548fced
--- /dev/null
+++ b/utils/publish/pre-publish-check-ci.ts
@@ -0,0 +1,49 @@
+#!/usr/bin/env -S node -r @swc-node/register
+
+/**
+ * Pre-publish checks to verify that our publish will go smoothly.
+ *
+ * NOTE: This script is run by changesets when the Release Manager is publishing
+ * a new version of the WB packages.
+ */
+import path from "path";
+
+import ancesdir from "ancesdir";
+import fg from "fast-glob";
+
+import {
+    checkPrivate,
+    checkEntrypoints,
+    checkSource,
+    checkTypes,
+    checkPublishConfig,
+} from "./pre-publish-utils";
+
+// Get the root folder; use the LICENSE file as our root anchor.
+const rootDir = ancesdir(__dirname, "LICENSE");
+
+// eslint-disable-next-line promise/catch-or-return
+fg(path.join(rootDir, "packages", "*", "package.json")).then((pkgPaths) => {
+    let allPassed = true;
+    // eslint-disable-next-line promise/always-return
+    for (const pkgPath of pkgPaths) {
+        // eslint-disable-next-line @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires
+        const pkgJson = require(path.relative(__dirname, pkgPath));
+
+        if (
+            !checkPrivate(pkgJson) &&
+            !checkPublishConfig(pkgJson) &&
+            !checkEntrypoints(pkgJson) &&
+            !checkSource(pkgJson) &&
+            !checkTypes(pkgJson)
+        ) {
+            allPassed = false;
+        }
+    }
+
+    // Exit only after we've processed all the packages.
+    // eslint-disable-next-line promise/always-return
+    if (!allPassed) {
+        process.exit(1);
+    }
+});
diff --git a/utils/publish/pre-publish-utils.js b/utils/publish/pre-publish-utils.js
deleted file mode 100644
index ae3657399..000000000
--- a/utils/publish/pre-publish-utils.js
+++ /dev/null
@@ -1,63 +0,0 @@
-/* eslint-disable import/no-commonjs */
-/* eslint-disable no-console */
-/**
- * Pre-publish utilities to verify that our publish will go smoothly.
- */
-
-const checkPublishConfig = ({name, publishConfig, private: isPrivate}) => {
-    // first check if is marked as public and there's access to publish the current package
-    if (!publishConfig || (!isPrivate && publishConfig.access !== "public")) {
-        const requiredAccessType = isPrivate ? "restricted" : "public";
-
-        console.error(
-            `ERROR: ${name} is missing a "publishConfig": {"access": "${requiredAccessType}"} section.`,
-        );
-        process.exit(1);
-    }
-
-    // also check if is marked as private and there's restricted access defined
-    if (isPrivate && publishConfig.access !== "restricted") {
-        console.error(
-            `ERROR: ${name} is marked as private but there is a "publishConfig": {"access": "public"} section already defined. Please change it to "access": "restricted" or remove "private": true to make the package public.`,
-        );
-        process.exit(1);
-    }
-};
-
-const checkPackageField = (pkgJson, field, value) => {
-    if (pkgJson[field] !== value) {
-        console.error(
-            `ERROR: ${
-                pkgJson.name
-            } must have a "${field}" set to ${JSON.stringify(value)}.`,
-        );
-        process.exit(1);
-    }
-};
-
-const checkPackageMain = (pkgJson) =>
-    checkPackageField(pkgJson, "main", "dist/index.js");
-
-const checkPackageModule = (pkgJson) =>
-    checkPackageField(pkgJson, "module", "dist/es/index.js");
-
-const checkPackageTypes = (pkgJson) =>
-    checkPackageField(pkgJson, "types", "dist/index.d.ts");
-
-const checkPackagePrivate = (pkgJson) => {
-    if (pkgJson.private) {
-        console.warn(
-            `${pkgJson.name} is private and won't be published to NPM.`,
-        );
-        return true;
-    }
-    return false;
-};
-
-module.exports = {
-    checkPublishConfig,
-    checkPackageMain,
-    checkPackageModule,
-    checkPackageTypes,
-    checkPackagePrivate,
-};
diff --git a/utils/publish/pre-publish-utils.ts b/utils/publish/pre-publish-utils.ts
new file mode 100644
index 000000000..a172bd755
--- /dev/null
+++ b/utils/publish/pre-publish-utils.ts
@@ -0,0 +1,107 @@
+/* eslint-disable no-console */
+type PackageJson = any;
+
+/**
+ * Pre-publish utilities to verify that our publish will go smoothly.
+ */
+const checkPublishConfig = ({
+    name,
+    publishConfig,
+    private: isPrivate,
+    scripts,
+}: PackageJson): boolean => {
+    let returnCode = true;
+
+    // first check if is marked as public and there's access to publish the current package
+    if (!publishConfig || (!isPrivate && publishConfig.access !== "public")) {
+        const requiredAccessType = isPrivate ? "restricted" : "public";
+
+        console.error(
+            `ERROR: ${name} is missing a "publishConfig": {"access": "${requiredAccessType}"} section.`,
+        );
+        returnCode = false;
+    }
+
+    // also check if is marked as private and there's restricted access defined
+    if (isPrivate && publishConfig.access !== "restricted") {
+        console.error(
+            `ERROR: ${name} is marked as private but there is a "publishConfig": {"access": "public"} section already defined. Please change it to "access": "restricted" or remove "private": true to make the package public.`,
+        );
+        returnCode = false;
+    }
+
+    // check that we are running our pre-publish check for this package
+    if (
+        !scripts.prepublishOnly ||
+        !scripts.prepublishOnly.includes(
+            "utils/publish/package-pre-publish-check.sh",
+        )
+    ) {
+        console.error(
+            `ERROR: ${name} must have a "prepublishOnly" script that runs "utils/publish/package-pre-publish-check.sh".`,
+        );
+        returnCode = false;
+    }
+    return returnCode;
+};
+
+const checkField = (
+    pkgJson: PackageJson,
+    field: string,
+    value: string | Array<string>,
+): boolean => {
+    let returnCode = true;
+    if (Array.isArray(value)) {
+        if (!value.includes(pkgJson[field])) {
+            console.error(
+                `ERROR: ${
+                    pkgJson.name
+                } must have a "${field}" set to one of ${value
+                    .map((value) => JSON.stringify(value))
+                    .join(", ")}.`,
+            );
+            returnCode = false;
+        }
+    } else if (pkgJson[field] !== value) {
+        console.error(
+            `ERROR: ${
+                pkgJson.name
+            } must have a "${field}" set to ${JSON.stringify(value)}.`,
+        );
+        returnCode = false;
+    }
+    return returnCode;
+};
+
+const checkMain = (pkgJson: PackageJson): boolean =>
+    checkField(pkgJson, "main", "dist/index.js");
+
+const checkModule = (pkgJson: PackageJson): boolean =>
+    checkField(pkgJson, "module", "dist/es/index.js");
+
+const checkTypes = (pkgJson: PackageJson): boolean =>
+    checkField(pkgJson, "types", "dist/index.d.ts");
+
+const checkSource = (pkgJson: PackageJson): boolean =>
+    checkField(pkgJson, "source", ["src/index.js", "src/index.ts"]);
+
+const checkPrivate = (pkgJson: PackageJson): boolean => {
+    if (pkgJson.private) {
+        console.warn(
+            `${pkgJson.name} is private and won't be published to NPM.`,
+        );
+        return true;
+    }
+    return false;
+};
+
+const checkEntrypoints = (pkgJson: PackageJson): boolean =>
+    checkMain(pkgJson) && checkModule(pkgJson);
+
+export {
+    checkEntrypoints,
+    checkPrivate,
+    checkPublishConfig,
+    checkSource,
+    checkTypes,
+};
diff --git a/utils/publish/publish-snapshot.sh b/utils/publish/publish-snapshot.sh
index 1d9d28e14..302461acf 100755
--- a/utils/publish/publish-snapshot.sh
+++ b/utils/publish/publish-snapshot.sh
@@ -18,6 +18,15 @@ MYPATH=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
 # ROOT is the root directory of our project.
 ROOT="$MYPATH/../.."
 
+# This is used in prepublishOnly hooks to verify that the package is correctly
+# versioned for a snapshot release before proceeding.
+# This is done to catch a race condition where a main release is occurring
+# while a snapshot release is requested, avoiding us publishing packages
+# that we shouldn't be.
+# See https://khanacademy.atlassian.net/wiki/spaces/ENG/pages/3571646568/Race+condition+breaks+Perseus+release
+# Need to export this so that the invoked commands see it.
+export SNAPSHOT_RELEASE=1
+
 pushd "$ROOT"
 
 verify_env() {
@@ -75,7 +84,7 @@ check_for_changes() {
 }
 
 pre_publish_check() {
-    SWCRC=true node -r @swc-node/register "$ROOT/utils/publish/pre-publish-check-ci.js"
+    SWCRC=true node -r @swc-node/register "$ROOT/utils/publish/pre-publish-check-ci.ts"
 
     if ! git diff --stat --exit-code HEAD; then
         echo "Git repo is dirty. This is unexpected when running in CI."
diff --git a/yarn.lock b/yarn.lock
index 24b1a332f..ff5273ad9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4944,6 +4944,11 @@ alex@^11.0.0:
     vfile-reporter "^7.0.0"
     vfile-sort "^3.0.0"
 
+ancesdir@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/ancesdir/-/ancesdir-6.0.0.tgz#1b39feeb65e7ee23a563fb036e2588383f47ed6b"
+  integrity sha512-WTgCOi7D15lDHIijVh/NZnC4nRu3Ay2NZ1SkfsRKexj6Cd20zsFDW1kYfHMa42kJvHMO3103aVg7mMFd58uiWA==
+
 ansi-align@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/ansi-align/-/ansi-align-3.0.1.tgz#0cdf12e111ace773a86e9a1fad1225c43cb19a59"