diff --git a/.travis.yml b/.travis.yml
index 6198a4bf..a2f3360c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,17 @@
 language: objective-c
 osx_image: xcode10
+
 before_install:
 - bundle install
+
+before_script:
+- bundle exec danger
+
 script: 
 - .travis/build.sh
+
 after_success:
 - bash <(curl -s https://codecov.io/bash)
+
 notifications:
   email: false
\ No newline at end of file
diff --git a/Dangerfile b/Dangerfile
new file mode 100644
index 00000000..f9b252e6
--- /dev/null
+++ b/Dangerfile
@@ -0,0 +1,19 @@
+
+has_source_changes = !git.modified_files.grep(/Sources.*\.swift/).empty? || !git.added_files.grep(/Sources.*\.swift/).empty?
+has_tests_changes = !git.modified_files.grep(/Sources\/PageboyTests.*\.swift/).empty? || !git.added_files.grep(/Sources\/PageboyTests.*\.swift/).empty?
+
+# Make it more obvious that a PR is a work in progress and shouldn't be merged yet
+warn("PR is classed as Work in Progress") if github.pr_title.include? "[WIP]"
+
+# Warn when there is a big PR
+warn("This PR might be a little too big, consider breaking it up.") if git.lines_of_code > 500
+
+# Require PR description
+warn "Please provide a summary in the PR description, it makes it easier to understand!" if github.pr_body.length < 5
+
+# Check for source changes and prompt for test updates if non added.
+if (has_source_changes && ! has_tests_changes)
+    warn("Looks like you changed some source files, should there have been some tests added?")
+end
+
+swiftlint.lint_files
\ No newline at end of file
diff --git a/Gemfile b/Gemfile
index b12c0b6f..b3368d9e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,7 @@
 
 source 'https://rubygems.org'
 
-gem "fastlane"
-gem "cocoapods"
\ No newline at end of file
+gem 'fastlane'
+gem 'cocoapods'
+gem 'danger'
+gem 'danger-swiftlint'
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index ade22a03..492d44cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,6 +12,10 @@ GEM
     atomos (0.1.3)
     babosa (1.0.2)
     claide (1.0.2)
+    claide-plugins (0.9.2)
+      cork
+      nap
+      open4 (~> 1.3)
     cocoapods (1.5.3)
       activesupport (>= 4.0.2, < 5)
       claide (>= 1.0.2, < 2.0)
@@ -36,7 +40,7 @@ GEM
       fuzzy_match (~> 2.0.4)
       nap (~> 1.0)
     cocoapods-deintegrate (1.0.2)
-    cocoapods-downloader (1.2.1)
+    cocoapods-downloader (1.2.2)
     cocoapods-plugins (1.0.0)
       nap
     cocoapods-search (1.0.0)
@@ -49,7 +53,25 @@ GEM
     colored2 (3.1.2)
     commander-fastlane (4.4.6)
       highline (~> 1.7.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.3)
+    cork (0.3.0)
+      colored2 (~> 3.1)
+    danger (5.8.0)
+      claide (~> 1.0)
+      claide-plugins (>= 0.9.2)
+      colored2 (~> 3.1)
+      cork (~> 0.1)
+      faraday (~> 0.9)
+      faraday-http-cache (~> 1.0)
+      git (~> 1.5)
+      kramdown (~> 1.5)
+      no_proxy_fix
+      octokit (~> 4.7)
+      terminal-table (~> 1)
+    danger-swiftlint (0.17.4)
+      danger
+      rake (> 10)
+      thor (~> 0.19)
     declarative (0.0.10)
     declarative-option (0.1.0)
     domain_name (0.5.20180417)
@@ -63,10 +85,12 @@ GEM
     faraday-cookie_jar (0.0.6)
       faraday (>= 0.7.4)
       http-cookie (~> 1.0.0)
+    faraday-http-cache (1.3.1)
+      faraday (~> 0.8)
     faraday_middleware (0.12.2)
       faraday (>= 0.7.4, < 1.0)
     fastimage (2.1.4)
-    fastlane (2.105.2)
+    fastlane (2.108.0)
       CFPropertyList (>= 2.3, < 4.0.0)
       addressable (>= 2.3, < 3.0.0)
       babosa (>= 1.0.2, < 2.0.0)
@@ -105,6 +129,7 @@ GEM
     fourflusher (2.0.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
+    git (1.5.0)
     google-api-client (0.23.9)
       addressable (~> 2.5, >= 2.5.1)
       googleauth (>= 0.5, < 0.7.0)
@@ -113,10 +138,10 @@ GEM
       representable (~> 3.0)
       retriable (>= 2.0, < 4.0)
       signet (~> 0.9)
-    googleauth (0.6.6)
+    googleauth (0.6.7)
       faraday (~> 0.12)
       jwt (>= 1.4, < 3.0)
-      memoist (~> 0.12)
+      memoist (~> 0.16)
       multi_json (~> 1.11)
       os (>= 0.9, < 2.0)
       signet (~> 0.7)
@@ -128,6 +153,7 @@ GEM
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     jwt (2.1.0)
+    kramdown (1.17.0)
     memoist (0.16.0)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
@@ -142,9 +168,14 @@ GEM
     nap (1.1.0)
     naturally (2.2.0)
     netrc (0.11.0)
+    no_proxy_fix (0.1.2)
+    octokit (4.13.0)
+      sawyer (~> 0.8.0, >= 0.5.3)
+    open4 (1.3.4)
     os (1.0.0)
     plist (3.4.0)
     public_suffix (2.0.5)
+    rake (12.3.1)
     representable (3.0.4)
       declarative (< 0.1.0)
       declarative-option (< 0.2.0)
@@ -153,8 +184,11 @@ GEM
     rouge (2.0.7)
     ruby-macho (1.3.1)
     rubyzip (1.2.2)
+    sawyer (0.8.1)
+      addressable (>= 2.3.5, < 2.6)
+      faraday (~> 0.8, < 1.0)
     security (0.1.3)
-    signet (0.10.0)
+    signet (0.11.0)
       addressable (~> 2.3)
       faraday (~> 0.9)
       jwt (>= 1.5, < 3.0)
@@ -166,6 +200,7 @@ GEM
     terminal-notifier (1.8.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tty-cursor (0.6.0)
     tty-screen (0.6.5)
@@ -179,7 +214,7 @@ GEM
     unf_ext (0.0.7.5)
     unicode-display_width (1.4.0)
     word_wrap (1.0.0)
-    xcodeproj (1.6.0)
+    xcodeproj (1.7.0)
       CFPropertyList (>= 2.3.3, < 4.0)
       atomos (~> 0.1.3)
       claide (>= 1.0.2, < 2.0)
@@ -195,7 +230,9 @@ PLATFORMS
 
 DEPENDENCIES
   cocoapods
+  danger
+  danger-swiftlint
   fastlane
 
 BUNDLED WITH
-   1.16.1
+   1.17.1