diff --git a/package.json b/package.json
index 65c7598..a062190 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "stylelint": "stylelint scss/**/*.scss",
     "build:stylelint": "npm run stylelint -- --fix",
     "build:clean": "rimraf css",
-    "build:sass": "node-sass --output-style expanded --source-map true scss/nes.scss css/nes.css",
+    "build:sass": "node-sass --output-style expanded --source-map true --functions scss/functions.js scss/nes.scss css/nes.css",
     "build:autoprefix": "postcss --use autoprefixer --map false --output css/nes.css css/nes.css",
     "build:cleancss": "cleancss -o css/nes.min.css css/nes.css",
     "storybook": "start-storybook -p 6006",
@@ -50,6 +50,7 @@
     "eslint-config-airbnb-base": "^13.1.0",
     "eslint-plugin-import": "^2.14.0",
     "file-loader": "^2.0.0",
+    "git-rev-sync": "^1.12.0",
     "husky": "^1.0.0",
     "lint-staged": "^7.3.0",
     "node-sass": "^4.9.3",
diff --git a/scss/functions.js b/scss/functions.js
new file mode 100644
index 0000000..468d277
--- /dev/null
+++ b/scss/functions.js
@@ -0,0 +1,28 @@
+const git = require('git-rev-sync'); /* eslint-disable-line import/no-extraneous-dependencies */
+const { types } = require('node-sass'); /* eslint-disable-line import/no-extraneous-dependencies */
+
+module.exports = {
+  'version()': () => {
+    const packageData = require('../package.json'); /* eslint-disable-line global-require */
+
+    let buildData = `
+      NES.css Framework
+      Version: ${(git.branch() === 'develop') ? 'development' : `v${packageData.version}`}
+    `;
+
+    if (git.branch() !== 'master') {
+      buildData += `
+        Build Date: ${(new Date()).toISOString()}
+        Node Version: ${process.version}
+        Branch: ${git.branch()}
+        Commit: ${git.long()}`;
+    }
+
+    if (process.env.CIRCLECI) {
+      buildData += `
+        Build Number (CircleCI): ${process.env.CIRCLE_BUILD_NUM}`;
+    }
+
+    return types.String(buildData.replace(/\n/, '').replace(/^  +/gm, '  '));
+  },
+};
diff --git a/scss/nes.scss b/scss/nes.scss
index 0cb94c0..f1936ab 100644
--- a/scss/nes.scss
+++ b/scss/nes.scss
@@ -1,8 +1,8 @@
 @charset "utf-8";
 
-/*!
-* NES.css v0.0.2(alpha)
-*/
+/*****************************************************************************\
+#{version()}
+\*****************************************************************************/
 
 @import "base/_index.scss";
 @import "utilities/_index.scss";