diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 82405505..67d4a0c6 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -22,6 +22,24 @@ module.exports = getESLintConfig({
       node: true
     },
 
+    overrides: [
+      {
+        // may use aliases/dev dependencies
+        files: [
+          '**/test/**/*.js',
+          '**/test/**/*.ts'
+        ],
+        globals: {
+          process: true
+        },
+        rules: {
+          'import/no-unresolved': 0,
+          'import/no-extraneous-dependencies': 0,
+          'no-process-env': 0
+        }
+      }
+    ],
+
     ignorePatterns: ['modules/gatsby-theme-ocular']
   }
 });
diff --git a/.gitignore b/.gitignore
index be2b0b82..9ad6fb33 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,4 @@ website-test/*
 modules/dev-tools/.alias.json
 coverage/
 .nyc_output/
+tsconfig.tsbuildinfo
diff --git a/.ocularrc.js b/.ocularrc.js
index ed5ce030..9799a6f5 100644
--- a/.ocularrc.js
+++ b/.ocularrc.js
@@ -4,7 +4,7 @@ import {resolve} from 'path';
 /** @type {OcularConfig} */
 let ocularConfig = {
   typescript: {
-    check: true
+    project: 'tsconfig.json'
   },
 
   babel: false,
diff --git a/modules/dev-tools/package.json b/modules/dev-tools/package.json
index 3c8d2da4..b3219495 100644
--- a/modules/dev-tools/package.json
+++ b/modules/dev-tools/package.json
@@ -15,14 +15,26 @@
     "src",
     "scripts",
     "templates",
-    "ts-plugins",
+    "dist",
     "CHANGELOG.md"
   ],
   "exports": {
-    ".": "./src/index.js",
-    "./configuration": "./src/configuration/index.cjs",
-    "./ts-transform-version-inline": "./ts-plugins/ts-transform-version-inline/index.cjs",
-    "./ts-transform-append-extension": "./ts-plugins/ts-transform-append-extension/index.cjs"
+    ".": {
+      "require": "./dist/index.cjs",
+      "import": "./src/index.js"
+    },
+    "./configuration": {
+      "require": "./dist/configuration/index.cjs",
+      "import": "./src/configuration/index.js"
+    },
+    "./ts-transform-version-inline": {
+      "require": "./dist/ts-plugins/ts-transform-version-inline/index.cjs",
+      "import": "./dist/ts-plugins/ts-transform-version-inline/index.js"
+    },
+    "./ts-transform-append-extension": {
+      "require": "./dist/ts-plugins/ts-transform-append-extension/index.cjs",
+      "import": "./dist/ts-plugins/ts-transform-append-extension/index.js"
+    }
   },
   "types": "./src/index.d.ts",
   "main": "./src/index.js",
@@ -40,7 +52,7 @@
   "scripts": {
     "bootstrap": "yarn install-fast && ocular-bootstrap",
     "clean": "echo No build needed",
-    "build": "tsc && find ./ts-plugins -depth -name \"*.js\" -exec sh -c 'f=\"{}\"; mv -- \"$f\" \"${f%.js}.cjs\"' \\;",
+    "build": "(cd ../.. && ocular-build)",
     "lint": "npm run lint-yarn",
     "lint-yarn": "!(grep -q unpm.u yarn.lock) || (echo 'Please rebuild yarn file using public npmrc' && false)",
     "publish-prod": "npm run build && npm run test && npm run test dist && npm publish",
diff --git a/modules/dev-tools/scripts/bootstrap.js b/modules/dev-tools/scripts/bootstrap.js
index 7684322b..2a2e243a 100755
--- a/modules/dev-tools/scripts/bootstrap.js
+++ b/modules/dev-tools/scripts/bootstrap.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/build.js b/modules/dev-tools/scripts/build.js
index 01d3d9f9..230d3737 100755
--- a/modules/dev-tools/scripts/build.js
+++ b/modules/dev-tools/scripts/build.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/build.sh b/modules/dev-tools/scripts/build.sh
index 57542f85..572a654f 100755
--- a/modules/dev-tools/scripts/build.sh
+++ b/modules/dev-tools/scripts/build.sh
@@ -3,11 +3,11 @@
 set -e
 
 DEV_TOOLS_DIR=$(dirname $0)/..
-CONFIG=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".babel.configPath"`
-MODULES=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".modules" | sed -E "s/,/ /g"`
-EXTENSIONS=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".babel.extensions"`
-TS_PROJECT=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".typescript.project"`
-IS_ESM=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".esm"`
+CONFIG=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".babel.configPath"`
+MODULES=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".modules" | sed -E "s/,/ /g"`
+EXTENSIONS=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".babel.extensions"`
+TS_PROJECT=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".typescript.project"`
+IS_ESM=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".esm"`
 
 check_target() {
   if [[ ! "$1" =~ ^es5|esm ]]; then
@@ -28,7 +28,7 @@ build_src() {
 
 build_module_esm() {
   build_src dist esm-strict
-  node $DEV_TOOLS_DIR/src/build-cjs.js
+  ts-node $DEV_TOOLS_DIR/src/build-cjs.js
 }
 
 build_module() {
diff --git a/modules/dev-tools/scripts/bundle.js b/modules/dev-tools/scripts/bundle.js
index 12cd495c..f84a9c89 100755
--- a/modules/dev-tools/scripts/bundle.js
+++ b/modules/dev-tools/scripts/bundle.js
@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 
 import esbuild from 'esbuild';
-import {getBundleConfig} from '../src/configuration/get-esbuild-config.js';
+import {getBundleConfig} from '../dist/configuration/get-esbuild-config.js';
 
 // Parse command line arguments
 let entryPoint;
diff --git a/modules/dev-tools/scripts/clean.js b/modules/dev-tools/scripts/clean.js
index 57053f26..f9020a3d 100755
--- a/modules/dev-tools/scripts/clean.js
+++ b/modules/dev-tools/scripts/clean.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/lint.js b/modules/dev-tools/scripts/lint.js
index b1bc6d83..78eaa0dd 100755
--- a/modules/dev-tools/scripts/lint.js
+++ b/modules/dev-tools/scripts/lint.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/lint.sh b/modules/dev-tools/scripts/lint.sh
index 07c5cb16..dc6691d7 100755
--- a/modules/dev-tools/scripts/lint.sh
+++ b/modules/dev-tools/scripts/lint.sh
@@ -9,12 +9,12 @@ MODE=$1
 
 DEV_TOOLS_DIR=$(dirname $0)/..
 
-DIRECTORIES=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".lint.paths"`
+DIRECTORIES=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".lint.paths"`
 if [[ $DIRECTORIES == *","* ]]; then
   DIRECTORIES={$DIRECTORIES}
 fi
 
-EXTENSIONS=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".lint.extensions"`
+EXTENSIONS=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".lint.extensions"`
 if [[ $EXTENSIONS == *","* ]]; then
   EXTENSIONS={$EXTENSIONS}
 fi
diff --git a/modules/dev-tools/scripts/metrics.js b/modules/dev-tools/scripts/metrics.js
index f870f2a5..44d5484d 100755
--- a/modules/dev-tools/scripts/metrics.js
+++ b/modules/dev-tools/scripts/metrics.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/metrics.sh b/modules/dev-tools/scripts/metrics.sh
index 5e508618..0d4c70f1 100755
--- a/modules/dev-tools/scripts/metrics.sh
+++ b/modules/dev-tools/scripts/metrics.sh
@@ -10,7 +10,7 @@ WORKING_DIR=`pwd`
 TMP_DIR=$WORKING_DIR/tmp
 
 # Get size metric entry point
-ENTRY_POINTS=`node $DEV_TOOLS_DIR/src/helpers/get-config.js ".entry.size"`
+ENTRY_POINTS=`ts-node $DEV_TOOLS_DIR/src/helpers/get-config.js ".entry.size"`
 IFS=','
 read -a ENTRY_POINTS_ARR <<< "$ENTRY_POINTS"
 IFS=' '
diff --git a/modules/dev-tools/scripts/publish.js b/modules/dev-tools/scripts/publish.js
index a935dd04..b6298aa0 100755
--- a/modules/dev-tools/scripts/publish.js
+++ b/modules/dev-tools/scripts/publish.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/shell.js b/modules/dev-tools/scripts/shell.js
new file mode 100644
index 00000000..7071711d
--- /dev/null
+++ b/modules/dev-tools/scripts/shell.js
@@ -0,0 +1,11 @@
+import {execSync} from 'child_process';
+
+export function execShellCommand(command, args = []) {
+  try {
+    execSync(`${command} ${args.join(' ')}`, {
+      stdio: 'inherit'
+    });
+  } catch (err) {
+    process.exit(err.status);
+  }
+}
diff --git a/modules/dev-tools/scripts/test.js b/modules/dev-tools/scripts/test.js
index 3536e93c..2abce842 100755
--- a/modules/dev-tools/scripts/test.js
+++ b/modules/dev-tools/scripts/test.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 
-import {execShellCommand} from '../src/utils/shell.js';
+import {execShellCommand} from './shell.js';
 import {join} from 'path';
 
 const scriptDir = new URL(import.meta.url).pathname;
diff --git a/modules/dev-tools/scripts/test.sh b/modules/dev-tools/scripts/test.sh
index 3977be03..6ee4633b 100755
--- a/modules/dev-tools/scripts/test.sh
+++ b/modules/dev-tools/scripts/test.sh
@@ -16,7 +16,7 @@ usage() {
 }
 
 run_test_script() {
-  (set -x; NODE_ENV=test node $TEST_SCRIPT $1)
+  (set -x; NODE_ENV=test ts-node $TEST_SCRIPT $1)
 }
 
 run_full_test() {
@@ -48,7 +48,7 @@ case $MODE in
 
   "node-debug")
     echo "Open chrome://inspect/#devices to attach debugger."
-    (set -x; node --inspect-brk $TEST_SCRIPT node)
+    (set -x; ts-node --inspect-brk $TEST_SCRIPT node)
     ;;
 
   "dist")
@@ -57,7 +57,6 @@ case $MODE in
 
   "cover")
     run_test_script cover
-    # (set -x; npx c8 node $TEST_SCRIPT cover)
     (set -x; npx c8 report --reporter=lcov)
     ;;
 
diff --git a/modules/dev-tools/src/build-cjs.js b/modules/dev-tools/src/build-cjs.js
index 4842a421..86a395cc 100644
--- a/modules/dev-tools/src/build-cjs.js
+++ b/modules/dev-tools/src/build-cjs.js
@@ -4,14 +4,13 @@ import {getCJSEntryPoints} from './helpers/get-cjs-entry-points.js';
 import {getCJSExportConfig} from './configuration/get-esbuild-config.js';
 
 async function main() {
-  for (const fileName of getCJSEntryPoints()) {
-    const inputPath = `./dist/${fileName}.js`;
+  for (const entry of getCJSEntryPoints()) {
     try {
-      await fs.stat(inputPath);
+      await fs.stat(entry.inputFile);
 
       const esbuildConfig = await getCJSExportConfig({
-        input: inputPath,
-        output: `dist/${fileName}.cjs`
+        input: entry.inputFile,
+        output: entry.outputFile
       });
       const result = await esbuild.build(esbuildConfig);
       if (result.errors.length > 0) {
@@ -19,7 +18,7 @@ async function main() {
       }
     } catch {
       // File does not exist
-      console.error(`\x1b[33mCannot find file ${inputPath}\x1b[0m`);
+      console.error(`\x1b[33mCannot find file ${entry.inputFile}\x1b[0m`);
     }
   }
 }
diff --git a/modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.cjs b/modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.json
similarity index 77%
rename from modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.cjs
rename to modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.json
index f9267335..f76ada02 100644
--- a/modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.cjs
+++ b/modules/dev-tools/src/configuration/eslint-config-uber-es2015/eslintrc.json
@@ -17,22 +17,21 @@
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 // THE SOFTWARE.
-
-module.exports = {
-  extends: [
-    './best-practices.json',
-    './ecmascript-6.json',
-    './miscellaneous.json',
-    './stylistic-issues.json',
-    '../eslint-config-uber-es5/eslintrc.cjs'
+{
+  "extends": [
+    "./best-practices.json",
+    "./ecmascript-6.json",
+    "./miscellaneous.json",
+    "./stylistic-issues.json",
+    "../eslint-config-uber-es5/eslintrc.json"
   ],
-  env: {
-    es6: true
+  "env": {
+    "es6": true
   },
-  parserOptions: {
-    sourceType: 'module',
-    ecmaFeatures: {
-      experimentalObjectRestSpread: true
+  "parserOptions": {
+    "sourceType": "module",
+    "ecmaFeatures": {
+      "experimentalObjectRestSpread": true
     }
   }
-};
+}
diff --git a/modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.cjs b/modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.json
similarity index 74%
rename from modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.cjs
rename to modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.json
index ee98ab3d..7ee7a81c 100644
--- a/modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.cjs
+++ b/modules/dev-tools/src/configuration/eslint-config-uber-es5/errors.json
@@ -20,96 +20,96 @@
 
 // These rules relate to possible syntax or logic errors
 // Categorized as "errors" here: http://eslint.org/docs/rules/
-module.exports = {
-  rules: {
+{
+  "rules": {
     /**
      * Possible Errors Section from http://eslint.org/docs/rules/:
      */
 
     // http://eslint.org/docs/rules/no-cond-assign
-    'no-cond-assign': 2,
+    "no-cond-assign": 2,
 
     // http://eslint.org/docs/rules/no-constant-condition
-    'no-constant-condition': 2,
+    "no-constant-condition": 2,
 
     // http://eslint.org/docs/rules/no-console
     // highly agreed upon
-    'no-console': 2,
+    "no-console": 2,
 
     // http://eslint.org/docs/rules/no-control-regex
-    'no-control-regex': 2,
+    "no-control-regex": 2,
 
     // http://eslint.org/docs/rules/no-debugger
     // highly agreed upon
-    'no-debugger': 2,
+    "no-debugger": 2,
 
     // http://eslint.org/docs/rules/no-dupe-args
-    'no-dupe-args': 2,
+    "no-dupe-args": 2,
 
     // http://eslint.org/docs/rules/no-dupe-keys
-    'no-dupe-keys': 2,
+    "no-dupe-keys": 2,
 
     // http://eslint.org/docs/rules/no-duplicate-case
-    'no-duplicate-case': 2,
+    "no-duplicate-case": 2,
 
     // http://eslint.org/docs/rules/no-empty-character-class
-    'no-empty-character-class': 2,
+    "no-empty-character-class": 2,
 
     // http://eslint.org/docs/rules/no-empty
     // highly agreed upon
-    'no-empty': 2,
+    "no-empty": 2,
 
     // http://eslint.org/docs/rules/no-ex-assign
     // abnormal behavior in ie 6-8
-    'no-ex-assign': 2,
+    "no-ex-assign": 2,
 
     // http://eslint.org/docs/rules/no-extra-boolean-cast
     // highly agreed upon
-    'no-extra-boolean-cast': 2,
+    "no-extra-boolean-cast": 2,
 
     // http://eslint.org/docs/rules/no-extra-parens
-    'no-extra-parens': [2, 'functions'],
+    "no-extra-parens": [2, "functions"],
 
     // http://eslint.org/docs/rules/no-extra-semi
     // highly agreed upon
-    'no-extra-semi': 2,
+    "no-extra-semi": 2,
 
     // http://eslint.org/docs/rules/no-func-assign
-    'no-func-assign': 2,
+    "no-func-assign": 2,
 
     // http://eslint.org/docs/rules/no-inner-declarations
-    'no-inner-declarations': [2, 'functions'],
+    "no-inner-declarations": [2, "functions"],
 
-    'no-invalid-regexp': 2,
+    "no-invalid-regexp": 2,
 
-    'no-irregular-whitespace': 2,
+    "no-irregular-whitespace": 2,
 
-    'no-obj-calls': 2,
+    "no-obj-calls": 2,
 
     // http://eslint.org/docs/rules/no-prototype-builtins
-    'no-prototype-builtins': 0,
+    "no-prototype-builtins": 0,
 
-    'no-regex-spaces': 2,
+    "no-regex-spaces": 2,
 
-    'no-sparse-arrays': 2,
+    "no-sparse-arrays": 2,
 
     // http://eslint.org/docs/rules/no-template-curly-in-string
-    'no-template-curly-in-string': 2,
+    "no-template-curly-in-string": 2,
 
-    'no-unexpected-multiline': 2,
+    "no-unexpected-multiline": 2,
 
-    'no-unreachable': 2,
+    "no-unreachable": 2,
 
     // http://eslint.org/docs/rules/no-unsafe-finally
-    'no-unsafe-finally': 2,
+    "no-unsafe-finally": 2,
 
     // http://eslint.org/docs/rules/no-unsafe-negation
-    'no-unsafe-negation': 2,
+    "no-unsafe-negation": 2,
 
-    'use-isnan': 2,
+    "use-isnan": 2,
 
-    'valid-jsdoc': 0,
+    "valid-jsdoc": 0,
 
-    'valid-typeof': 2
+    "valid-typeof": 2
   }
-};
+}
diff --git a/modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.cjs b/modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.json
similarity index 69%
rename from modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.cjs
rename to modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.json
index da8a9e1f..e972a51f 100644
--- a/modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.cjs
+++ b/modules/dev-tools/src/configuration/eslint-config-uber-es5/eslintrc.json
@@ -18,30 +18,29 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 // THE SOFTWARE.
 
-'use strict';
-module.exports = {
-  extends: [
-    './best-practices.json',
-    './errors.cjs',
-    './miscellaneous.json',
-    './node-js-and-common-js.json',
-    './strict-mode.json',
-    './stylistic-issues.json',
-    './variables.json'
+{
+  "extends": [
+    "./best-practices.json",
+    "./errors.json",
+    "./miscellaneous.json",
+    "./node-js-and-common-js.json",
+    "./strict-mode.json",
+    "./stylistic-issues.json",
+    "./variables.json"
   ],
-  parser: 'espree', // TODO: remove?
-  env: {
-    browser: false,
-    node: false,
-    amd: false,
-    mocha: false,
-    jasmine: false,
-    es6: false
+  "parser": "espree", // TODO: remove?
+  "env": {
+    "browser": false,
+    "node": false,
+    "amd": false,
+    "mocha": false,
+    "jasmine": false,
+    "es6": false
   },
-  globals: {
-    __dirname: false,
-    __filename: false,
-    require: false,
-    module: false
+  "globals": {
+    "__dirname": false,
+    "__filename": false,
+    "require": false,
+    "module": false
   }
-};
+}
diff --git a/modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.cjs b/modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.json
similarity index 79%
rename from modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.cjs
rename to modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.json
index eed75d9a..2e5e0ae7 100644
--- a/modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.cjs
+++ b/modules/dev-tools/src/configuration/eslint-config-uber-jsx/eslintrc.json
@@ -18,18 +18,18 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 // THE SOFTWARE.
 
-module.exports = {
-  extends: [
-    '../eslint-config-uber-es2015/eslintrc.cjs',
-    './best-practices.json',
-    './miscellaneous.json',
-    './stylistic-issues.json'
+{
+  "extends": [
+    "../eslint-config-uber-es2015/eslintrc.json",
+    "./best-practices.json",
+    "./miscellaneous.json",
+    "./stylistic-issues.json"
   ],
-  parserOptions: {
-    ecmaFeatures: {
-      jsx: true,
-      experimentalObjectRestSpread: true
+  "parserOptions": {
+    "ecmaFeatures": {
+      "jsx": true,
+      "experimentalObjectRestSpread": true
     }
   },
-  plugins: ['react']
-};
+  "plugins": ["react"]
+}
diff --git a/modules/dev-tools/src/configuration/get-babel-config.cjs b/modules/dev-tools/src/configuration/get-babel-config.js
similarity index 94%
rename from modules/dev-tools/src/configuration/get-babel-config.cjs
rename to modules/dev-tools/src/configuration/get-babel-config.js
index d9bb49ff..ffc6f102 100644
--- a/modules/dev-tools/src/configuration/get-babel-config.cjs
+++ b/modules/dev-tools/src/configuration/get-babel-config.js
@@ -1,6 +1,6 @@
 /** @typedef {import('./get-babel-config')} types */
-const deepMerge = require('deepmerge');
-const {inspect} = require('util');
+import deepMerge from 'deepmerge';
+import {inspect} from 'util';
 
 // The following targets are designed to support the most commonly used evergreen browsers.
 // As of Feb 2021 they all support async function, async iterator, and spread operator.
@@ -80,7 +80,7 @@ const ENV_CONFIG = {
     ],
     plugins: [
       ...COMMON_PLUGINS,
-      "babel-plugin-add-import-extension",
+      'babel-plugin-add-import-extension',
       // TODO - we likely do not need runtime transforms for the esm setting
       ['@babel/transform-runtime', {useESModules: true}]
     ]
@@ -108,7 +108,7 @@ const ENV_CONFIG = {
 ENV_CONFIG.development = ENV_CONFIG.es5;
 
 /** @type {types['getBabelConfig']} */
-module.exports.getBabelConfig = function getBabelConfig(options = {}) {
+export function getBabelConfig(options = {}) {
   return (api) => {
     if (api.cache) {
       api.cache.using(() => process.env.BABEL_ENV);
@@ -121,7 +121,7 @@ module.exports.getBabelConfig = function getBabelConfig(options = {}) {
     if (options.react) {
       config = deepMerge(config, {
         presets: ['@babel/preset-react']
-      })
+      });
     }
     if (options.overrides) {
       config = deepMerge(config, options.overrides);
@@ -133,4 +133,4 @@ module.exports.getBabelConfig = function getBabelConfig(options = {}) {
 
     return config;
   };
-};
+}
diff --git a/modules/dev-tools/src/configuration/get-eslint-config.cjs b/modules/dev-tools/src/configuration/get-eslint-config.js
similarity index 92%
rename from modules/dev-tools/src/configuration/get-eslint-config.cjs
rename to modules/dev-tools/src/configuration/get-eslint-config.js
index f73cbb36..2a76b4fa 100644
--- a/modules/dev-tools/src/configuration/get-eslint-config.cjs
+++ b/modules/dev-tools/src/configuration/get-eslint-config.js
@@ -1,10 +1,11 @@
-const typescriptConfigs = require('@typescript-eslint/eslint-plugin').configs;
-const deepMerge = require('deepmerge');
-const {getValidPath} = require('../utils/utils.cjs');
-const {inspect} = require('util');
-const {resolve} = require('path');
+import eslint from '@typescript-eslint/eslint-plugin';
+import deepMerge from 'deepmerge';
+import {getValidPath, packageDir} from '../utils/utils';
+import {inspect} from 'util';
+import {resolve} from 'path';
 
-const localRules = (path) => resolve(__dirname, path);
+const typescriptConfigs = eslint.configs;
+const localRules = (path) => resolve(packageDir, '../src/configuration', path);
 
 const DEFAULT_OPTIONS = {
   react: false
@@ -12,7 +13,7 @@ const DEFAULT_OPTIONS = {
 
 const DEFAULT_CONFIG = {
   extends: [
-    localRules('./eslint-config-uber-es2015/eslintrc.cjs'),
+    localRules('./eslint-config-uber-es2015/eslintrc.json'),
     'prettier',
     'prettier/react',
     'plugin:import/errors'
@@ -73,7 +74,6 @@ const DEFAULT_CONFIG = {
       },
       plugins: ['@typescript-eslint'],
       rules: {
-
         ...typescriptConfigs['eslint-recommended'].rules,
         ...typescriptConfigs.recommended.rules,
         ...typescriptConfigs['recommended-requiring-type-checking'].rules,
@@ -99,8 +99,6 @@ const DEFAULT_CONFIG = {
 
         // typescript rules
 
-
-
         // Some of JS rules don't always work correctly in TS and
         // hence need to be reimported as TS rules
         'no-redeclare': 'off',
@@ -162,7 +160,7 @@ const DEFAULT_CONFIG = {
 function getReactConfig(options) {
   return {
     extends: [
-      localRules('./eslint-config-uber-jsx/eslintrc.cjs'),
+      localRules('./eslint-config-uber-jsx/eslintrc.json'),
       'prettier',
       'prettier/react',
       'plugin:import/errors'
@@ -176,7 +174,7 @@ function getReactConfig(options) {
   };
 }
 
-module.exports.getESLintConfig = function getESLintConfig(options = {}) {
+export function getESLintConfig(options = {}) {
   options = {...DEFAULT_OPTIONS, ...options};
 
   let config = {...DEFAULT_CONFIG};
@@ -192,4 +190,4 @@ module.exports.getESLintConfig = function getESLintConfig(options = {}) {
   }
 
   return config;
-};
+}
diff --git a/modules/dev-tools/src/configuration/get-prettier-config.cjs b/modules/dev-tools/src/configuration/get-prettier-config.js
similarity index 78%
rename from modules/dev-tools/src/configuration/get-prettier-config.cjs
rename to modules/dev-tools/src/configuration/get-prettier-config.js
index 9a7d7ef4..672cf974 100644
--- a/modules/dev-tools/src/configuration/get-prettier-config.cjs
+++ b/modules/dev-tools/src/configuration/get-prettier-config.js
@@ -1,5 +1,5 @@
 /** @typedef {import('./get-prettier-config')} types */
-const deepMerge = require('deepmerge');
+import deepMerge from 'deepmerge';
 
 const DEFAULT_CONFIG = {
   printWidth: 100,
@@ -10,7 +10,7 @@ const DEFAULT_CONFIG = {
 };
 
 /** @type {types['getPrettierConfig']} */
-module.exports.getPrettierConfig = function getPrettierConfig(options = {}) {
+export function getPrettierConfig(options = {}) {
   let config = {...DEFAULT_CONFIG};
   if (options.overrides) {
     config = deepMerge(config, options.overrides);
@@ -20,4 +20,4 @@ module.exports.getPrettierConfig = function getPrettierConfig(options = {}) {
     console.log(config);
   }
   return config;
-};
+}
diff --git a/modules/dev-tools/src/configuration/index.cjs b/modules/dev-tools/src/configuration/index.cjs
deleted file mode 100644
index 724b55b4..00000000
--- a/modules/dev-tools/src/configuration/index.cjs
+++ /dev/null
@@ -1,11 +0,0 @@
-// JS Tool Configurations
-const {getBabelConfig} = require('./get-babel-config.cjs');
-const {getESLintConfig} = require('./get-eslint-config.cjs');
-const {getPrettierConfig} = require('./get-prettier-config.cjs');
-
-module.exports = {
-  // JS Tool Configurations
-  getBabelConfig,
-  getESLintConfig,
-  getPrettierConfig
-};
diff --git a/modules/dev-tools/src/configuration/index.js b/modules/dev-tools/src/configuration/index.js
new file mode 100644
index 00000000..ec9d4f26
--- /dev/null
+++ b/modules/dev-tools/src/configuration/index.js
@@ -0,0 +1,4 @@
+// JS Tool Configurations
+export {getBabelConfig} from './get-babel-config';
+export {getESLintConfig} from './get-eslint-config';
+export {getPrettierConfig} from './get-prettier-config';
diff --git a/modules/dev-tools/src/helpers/esm-loader.js b/modules/dev-tools/src/helpers/esm-loader.js
index 1fef72bf..9dae2607 100644
--- a/modules/dev-tools/src/helpers/esm-loader.js
+++ b/modules/dev-tools/src/helpers/esm-loader.js
@@ -7,11 +7,11 @@ import path from 'path';
 import fs from 'fs';
 import {pathToFileURL} from 'url';
 import {resolve as resolveTs, getFormat, transformSource, load} from 'ts-node/esm';
-import {getValidPath} from '../utils/utils.js';
+import {getValidPath, packageDir} from '../utils/utils.js';
 export {getFormat, transformSource, load};
 
 // Load alias from file
-const pathJSON = fs.readFileSync(path.resolve(cwd(), '../../.alias.json'), 'utf-8');
+const pathJSON = fs.readFileSync(path.resolve(packageDir, '../.alias.json'), 'utf-8');
 const paths = JSON.parse(pathJSON);
 const matchPath = createMatchPath(paths);
 
@@ -76,8 +76,3 @@ function createMatchPath(aliases) {
     return null;
   };
 }
-
-function cwd() {
-  const scriptPath = new URL(import.meta.url).pathname;
-  return path.resolve(scriptPath, '..');
-}
diff --git a/modules/dev-tools/src/helpers/get-cjs-entry-points.js b/modules/dev-tools/src/helpers/get-cjs-entry-points.js
index c27eab4c..7c4e2624 100644
--- a/modules/dev-tools/src/helpers/get-cjs-entry-points.js
+++ b/modules/dev-tools/src/helpers/get-cjs-entry-points.js
@@ -1,5 +1,4 @@
 import fs from 'fs';
-import {basename} from 'path';
 
 export function getCJSEntryPoints() {
   const packageInfo = JSON.parse(fs.readFileSync('package.json', 'utf-8'));
@@ -7,10 +6,24 @@ export function getCJSEntryPoints() {
   if (packageInfo.exports) {
     const result = [];
     for (const key in packageInfo.exports) {
-      const cjsEntry = packageInfo.exports[key].require;
-      if (cjsEntry) {
-        const fileName = basename(cjsEntry.default || cjsEntry, '.cjs');
-        result.push(fileName);
+      const entry = packageInfo.exports[key];
+      let outputFile;
+      if (typeof entry === 'string') {
+        outputFile = entry;
+      } else if (entry.require) {
+        outputFile = entry.require;
+      } else if (entry.default) {
+        outputFile = entry.default;
+      }
+      if (outputFile && outputFile.endsWith('.cjs')) {
+        let inputFile;
+
+        if (entry.import) {
+          inputFile = entry.import;
+        } else {
+          inputFile = outputFile.replace('.cjs', '.js');
+        }
+        result.push({inputFile, outputFile});
       }
     }
     return result;
diff --git a/modules/dev-tools/src/helpers/get-config.js b/modules/dev-tools/src/helpers/get-config.js
index 576ee81b..dbfbd68b 100644
--- a/modules/dev-tools/src/helpers/get-config.js
+++ b/modules/dev-tools/src/helpers/get-config.js
@@ -4,7 +4,7 @@
    Example:
    $ node get-config.js ".babel.configPath"
  */
-import {getOcularConfig} from '../helpers/get-ocular-config.js';
+import {getOcularConfig} from './get-ocular-config.js';
 
 let ocularConfig;
 try {
diff --git a/modules/dev-tools/src/helpers/get-ocular-config.js b/modules/dev-tools/src/helpers/get-ocular-config.js
index 37998388..dccf22fe 100644
--- a/modules/dev-tools/src/helpers/get-ocular-config.js
+++ b/modules/dev-tools/src/helpers/get-ocular-config.js
@@ -3,11 +3,11 @@
 import fs from 'fs';
 import {resolve} from 'path';
 import getAliases, {getModuleInfo} from './aliases.js';
-import {shallowMerge, getValidPath} from '../utils/utils.js';
+import {shallowMerge, getValidPath, packageDir} from '../utils/utils.js';
 
 export async function getOcularConfig(options = {}) {
   const packageRoot = options.root || process.env.PWD;
-  const ocularRoot = resolve(cwd(), '../..');
+  const ocularRoot = resolve(packageDir, '..');
 
   const IS_MONOREPO = fs.existsSync(resolve(packageRoot, './modules'));
 
@@ -65,7 +65,7 @@ export async function getOcularConfig(options = {}) {
       configPath: getValidPath(
         resolve(packageRoot, './vite.config.js'),
         resolve(packageRoot, './vite.config.cjs'),
-        resolve(ocularRoot, 'src/configuration/vite.config.js')
+        resolve(ocularRoot, 'dist/configuration/vite.config.js')
       )
     }
   };
@@ -125,8 +125,3 @@ async function getUserConfig(packageRoot, options) {
 
   return userConfig;
 }
-
-function cwd() {
-  const scriptPath = new URL(import.meta.url).pathname;
-  return resolve(scriptPath, '..');
-}
diff --git a/modules/dev-tools/ts-plugins/ts-transform-append-extension/index.ts b/modules/dev-tools/src/ts-plugins/ts-transform-append-extension/index.ts
similarity index 100%
rename from modules/dev-tools/ts-plugins/ts-transform-append-extension/index.ts
rename to modules/dev-tools/src/ts-plugins/ts-transform-append-extension/index.ts
diff --git a/modules/dev-tools/ts-plugins/ts-transform-version-inline/index.ts b/modules/dev-tools/src/ts-plugins/ts-transform-version-inline/index.ts
similarity index 100%
rename from modules/dev-tools/ts-plugins/ts-transform-version-inline/index.ts
rename to modules/dev-tools/src/ts-plugins/ts-transform-version-inline/index.ts
diff --git a/modules/dev-tools/src/utils/utils.cjs b/modules/dev-tools/src/utils/utils.cjs
deleted file mode 100644
index 1323cea1..00000000
--- a/modules/dev-tools/src/utils/utils.cjs
+++ /dev/null
@@ -1,14 +0,0 @@
-const fs = require('fs');
-
-function getValidPath(...resolveOrder) {
-  for (const path of resolveOrder) {
-    if (fs.existsSync(path)) {
-      return path;
-    }
-  }
-  return null;
-}
-
-module.exports = {
-  getValidPath
-};
diff --git a/modules/dev-tools/src/utils/utils.js b/modules/dev-tools/src/utils/utils.js
index 15e3c356..655a7c8b 100644
--- a/modules/dev-tools/src/utils/utils.js
+++ b/modules/dev-tools/src/utils/utils.js
@@ -1,4 +1,16 @@
 import fs from 'fs';
+import {resolve, dirname} from 'path';
+import {fileURLToPath} from 'node:url';
+
+export const packageDir = (function () {
+  let dir;
+  try {
+    dir = __dirname;
+  } catch (e) {
+    dir = dirname(fileURLToPath(import.meta.url));
+  }
+  return resolve(dir, '..');
+})();
 
 export function shallowMerge(base, override) {
   for (const key in override) {
diff --git a/modules/dev-tools/test/browser.js b/modules/dev-tools/test/browser.js
deleted file mode 100644
index ec45fb65..00000000
--- a/modules/dev-tools/test/browser.js
+++ /dev/null
@@ -1 +0,0 @@
-import './lib/utils.spec';
diff --git a/modules/dev-tools/test/index.js b/modules/dev-tools/test/index.js
index 8b5d352c..f6b175d2 100644
--- a/modules/dev-tools/test/index.js
+++ b/modules/dev-tools/test/index.js
@@ -1,3 +1,2 @@
 import './lib/utils.spec';
-// import './lib/configuration.spec';
-// TODO - issues after upgrade
+import './lib/configuration.spec';
diff --git a/modules/dev-tools/test/lib/configuration.spec.js b/modules/dev-tools/test/lib/configuration.spec.js
index efd070d2..014dc8d6 100644
--- a/modules/dev-tools/test/lib/configuration.spec.js
+++ b/modules/dev-tools/test/lib/configuration.spec.js
@@ -1,9 +1,5 @@
 import test from 'tape-promise/tape';
-import {
-  getBabelConfig,
-  getESLintConfig,
-  getPrettierConfig
-} from '../../src/configuration/index.cjs';
+import {getBabelConfig, getESLintConfig, getPrettierConfig} from 'ocular-dev-tools/configuration';
 
 test('dev-tools#getConfig', (t) => {
   const mockBabelApi = {cache: {using: () => {}}, env: (env) => env};
diff --git a/modules/dev-tools/test/lib/utils.spec.js b/modules/dev-tools/test/lib/utils.spec.js
index 2b1274c0..9ca480a5 100644
--- a/modules/dev-tools/test/lib/utils.spec.js
+++ b/modules/dev-tools/test/lib/utils.spec.js
@@ -1,5 +1,5 @@
 import test from 'tape-promise/tape';
-import {shallowMerge} from '../../src/utils/utils.js';
+import {shallowMerge} from 'ocular-dev-tools/utils/utils.js';
 
 test('dev-tools#utils', (t) => {
   t.equals(typeof shallowMerge, 'function');
diff --git a/modules/dev-tools/test/node.js b/modules/dev-tools/test/node.js
deleted file mode 100644
index 72e6c846..00000000
--- a/modules/dev-tools/test/node.js
+++ /dev/null
@@ -1 +0,0 @@
-// These pull in babel plugins that only work in Node.js
diff --git a/modules/dev-tools/ts-plugins/.gitignore b/modules/dev-tools/ts-plugins/.gitignore
deleted file mode 100644
index cf16a28b..00000000
--- a/modules/dev-tools/ts-plugins/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-*.cjs
\ No newline at end of file
diff --git a/modules/dev-tools/ts-plugins/.npmignore b/modules/dev-tools/ts-plugins/.npmignore
deleted file mode 100644
index e69de29b..00000000
diff --git a/modules/dev-tools/tsconfig.json b/modules/dev-tools/tsconfig.json
index 698470f0..e52cc160 100644
--- a/modules/dev-tools/tsconfig.json
+++ b/modules/dev-tools/tsconfig.json
@@ -1,18 +1,20 @@
 {
   "compilerOptions": {
     "target": "esnext",
-    "module": "commonjs",
-    "allowJs": false,
+    "module": "esnext",
+    "allowJs": true,
     "checkJs": false,
     "moduleResolution": "node",
     "esModuleInterop": true,
     "allowSyntheticDefaultImports": true,
     "baseUrl": ".",
+    "rootDir": "src",
+    "outDir": "dist",
+    "composite": true,
     "skipLibCheck": true,
     "strict": true
   },
   "include":[
-    "src/**/*",
-    "ts-plugins/**/*"
+    "src/**/*"
   ]
 }
diff --git a/tsconfig.json b/tsconfig.json
index cf942a22..080a5d01 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -13,12 +13,14 @@
     "noEmit": true,
     "resolveJsonModule": true,
     "baseUrl": ".",
-    "paths": {
-    }
+    "skipLibCheck": true
   },
   "exclude":[
     "test",
     "templates",
     "node_modules"
+  ],
+  "references": [
+    {"path": "modules/dev-tools"}
   ]
 }