diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..781c131
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,21 @@
+language: ruby
+rvm:
+- 2.3.1
+
+before_script:
+ - chmod +x ./script/cibuild # or do this locally and commit
+
+# Assume bundler is being used, therefore
+# the `install` step will run `bundle install` by default.
+script: ./script/cibuild
+
+# branch whitelist
+# branches:
+#   only:
+#   - feature/travis     # test the travis branch
+
+env:
+  global:
+  - NOKOGIRI_USE_SYSTEM_LIBRARIES=true # speeds up installation of html-proofer
+
+sudo: false # route your build to the container-based infrastructure for a faster build
\ No newline at end of file
diff --git a/Gemfile b/Gemfile
index 14a56de..73302fc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,5 +3,6 @@ gem 'jekyll'
 gem 'jekyll-paginate'
 gem 'jekyll-autoprefixer'
 gem 'jekyll-serve'
+gem 'html-proofer'
 gem 'classifier-reborn'
 gem 'jekyll-multiple-languages-plugin', :git => 'https://github.com/perrywoodin/jekyll-multiple-languages-plugin.git'
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index 38d2098..8e582bc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,15 +8,35 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
+    activesupport (4.2.7.1)
+      i18n (~> 0.7)
+      json (~> 1.7, >= 1.7.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    addressable (2.4.0)
     autoprefixer-rails (6.3.7)
       execjs
     classifier-reborn (2.0.4)
       fast-stemmer (~> 1.0)
     colorator (1.1.0)
+    colored (1.2)
+    ethon (0.9.0)
+      ffi (>= 1.3.0)
     execjs (2.7.0)
     fast-stemmer (1.0.2)
     ffi (1.9.14)
     forwardable-extended (2.6.0)
+    html-proofer (3.0.6)
+      activesupport (~> 4.2)
+      addressable (~> 2.3)
+      colored (~> 1.2)
+      mercenary (~> 0.3.2)
+      nokogiri (~> 1.5)
+      parallel (~> 1.3)
+      typhoeus (~> 0.7)
+      yell (~> 2.0)
+    i18n (0.7.0)
     jekyll (3.2.1)
       colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
@@ -35,26 +55,41 @@ GEM
     jekyll-serve (1.0.0.rc1)
     jekyll-watch (1.5.0)
       listen (~> 3.0, < 3.1)
+    json (1.8.3)
     kramdown (1.12.0)
     liquid (3.0.6)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
     mercenary (0.3.6)
+    mini_portile2 (2.1.0)
+    minitest (5.9.0)
+    nokogiri (1.6.8)
+      mini_portile2 (~> 2.1.0)
+      pkg-config (~> 1.1.7)
+    parallel (1.9.0)
     pathutil (0.14.0)
       forwardable-extended (~> 2.6)
+    pkg-config (1.1.7)
     rb-fsevent (0.9.7)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)
     rouge (1.11.1)
     safe_yaml (1.0.4)
     sass (3.4.22)
+    thread_safe (0.3.5)
+    typhoeus (0.8.0)
+      ethon (>= 0.8.0)
+    tzinfo (1.2.2)
+      thread_safe (~> 0.1)
+    yell (2.0.6)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   classifier-reborn
+  html-proofer
   jekyll
   jekyll-autoprefixer
   jekyll-multiple-languages-plugin!
@@ -62,4 +97,4 @@ DEPENDENCIES
   jekyll-serve
 
 BUNDLED WITH
-   1.12.5
+   1.13.0
diff --git a/README.md b/README.md
index afce7e4..e9394a9 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,17 @@ https://jekyllrb.com
 
 ### Supporting Gems
 Simply run `bundle install` and [bundler](http://bundler.io/) will install all ruby gems/dependencies.
-Note: The Gems must also be installed on the CI server.
+
+CI Note: The Gems must also be installed on the CI server. 
+
+Mac Note: Bundler will try to install the dependency `nokogiri`. If you are using a Mac, and run into issues related to `nokogiri` during `bundle install`, do the following:
+
+`xcode-select --install`
+
+`gem install nokogiri`
+
+Then run `bundle install`
+
 
 ### Plugins
 * `jekyll-multiple-languages-plugin` installed as a gem. Documentation at https://github.com/perrywoodin/jekyll-multiple-languages-plugin. This is a modified fork that adds two new tags for outputting markdown `{% tmd key %}` or `{% translatemd key %}`
@@ -26,6 +36,10 @@ Note: The Gems must also be installed on the CI server.
 ## Production Build
 Production builds should be handled by CI.
 
+Mac
+xcode-select --install
+gem install nokogiri
+
 ## i18n
 Language variables are set in `/_i18n/*.yml` files. The master language file is `/_i18n/en.yml`. All other languages should use that file as a base. 
 
diff --git a/_config.yml b/_config.yml
index 7bd9692..39a9fe7 100644
--- a/_config.yml
+++ b/_config.yml
@@ -4,6 +4,9 @@ exclude:
   - rss.xml
   - _posts/README.md
   - assets/mockups/
+  - vendor/
+  - Gemfile
+  - Gemfile.lock
 paginate: 5
 paginate_path: "/blog/page:num/"
 name: Dash
diff --git a/script/cibuild b/script/cibuild
new file mode 100644
index 0000000..7629548
--- /dev/null
+++ b/script/cibuild
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+set -e # halt script on error
+
+bundle exec jekyll build
+bundle exec htmlproofer ./_site --disable-external --allow-hash-href --assume-extension --empty-alt-ignore --file-ignore /assets/,/style-guide/,/blog/
\ No newline at end of file