diff --git a/.github/workflows/danger.yml b/.github/workflows/danger.yml
new file mode 100644
index 0000000..c24890a
--- /dev/null
+++ b/.github/workflows/danger.yml
@@ -0,0 +1,20 @@
+---
+name: danger
+on:
+  pull_request:
+    types: [opened, reopened, edited, synchronize]
+jobs:
+  danger:
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.6
+        bundler-cache: true
+    - name: Run Danger
+      run: |
+        # the personal token is public, this is ok, base64 encode to avoid tripping Github
+        TOKEN=$(echo -n NWY1ZmM5MzEyMzNlYWY4OTZiOGU3MmI3MWQ3Mzk0MzgxMWE4OGVmYwo= | base64 --decode)
+        DANGER_GITHUB_API_TOKEN=$TOKEN bundle exec danger --verbose
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..734ce1f
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,37 @@
+---
+name: test
+on: [push, pull_request]
+jobs:
+  lint:
+    name: RuboCop
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 2.7
+          bundler-cache: true
+      - name: Run RuboCop
+        run: bundle exec rubocop
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        entry:
+          - { ruby: 2.4, allowed-failure: false }
+          - { ruby: 2.5, allowed-failure: false }
+          - { ruby: 2.6, allowed-failure: false }
+          - { ruby: 2.7, allowed-failure: false }
+          - { ruby: ruby-head, allowed-failure: true }
+          - { ruby: truffleruby-head, allowed-failure: true }
+          - { ruby: jruby-head, allowed-failure: true }
+    name: test (${{ matrix.entry.ruby }})
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.entry.ruby }}
+      - run: bundle install --jobs=3 --retry=3 --path=vendor/bundle
+      - run: bundle exec rake spec
+        continue-on-error: ${{ matrix.entry.allowed-failure }}
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 06dd202..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-language: ruby
-
-cache: bundler
-
-before_install:
-  - gem update --system
-
-rvm:
-  - 2.7.2
-  - 2.6.5
-  - 2.4.0
-  - 2.3.1
-  - ruby-head
-  - jruby-head
-
-matrix:
-  allow_failures:
-    - rvm: ruby-head
-    - rvm: jruby-head
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee3ac9c..2d58a1f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,48 +1,49 @@
 ### 0.9.0 (Next)
 
-* Your contribution here.
 * [#29](https://github.com/dblock/ruby-enum/pull/29): Added superclass values when enumerating with `Ruby::Enum#values` - [@gi](https://github.com/gi).
 * [#30](https://github.com/dblock/ruby-enum/pull/30): Default value to key - [@gi](https://github.com/gi).
+* [#34](https://github.com/dblock/ruby-enum/pull/34): Replaced Travis-CI with Github Actions, added Danger PR linter - [@dblock](https://github.com/dblock).
+* Your contribution here.
 
-### 0.8.0 (2020/3/27)
+### 0.8.0 (2020/03/27)
 
 * [#22](https://github.com/dblock/ruby-enum/pull/22): Added `Ruby::Enum#each_key` and `Ruby::Enum#each_value` - [@dblock](https://github.com/dblock).
 * [#22](https://github.com/dblock/ruby-enum/pull/22): Dropped support for Ruby 2.2 - [@dblock](https://github.com/dblock).
 * [#22](https://github.com/dblock/ruby-enum/pull/22): Upgraded RuboCop to 0.80.1 - [@dblock](https://github.com/dblock).
 
-### 0.7.2 (2017/3/15)
+### 0.7.2 (2017/03/15)
 
 * [#18](https://github.com/dblock/ruby-enum/pull/18): Added support for non constant definition - [@laertispappas](https://github.com/laertispappas).
 
-### 0.7.1 (2017/2/23)
+### 0.7.1 (2017/02/23)
 
 * [#16](https://github.com/dblock/ruby-enum/pull/16): Replaced `const_missing` with `const_set` - [@laertispappas](https://github.com/laertispappas).
 
-### 0.7.0 (2017/2/21)
+### 0.7.0 (2017/02/21)
 
 * [#3](https://github.com/dblock/ruby-enum/pull/13): Added support for subclassing an Enum - [@laertispappas](https://github.com/laertispappas).
 
-### 0.6.0 (2016/5/12)
+### 0.6.0 (2016/05/12)
 
 * [#12](https://github.com/dblock/ruby-enum/pull/12): A `Ruby::Enum::Errors::DuplicateKeyError` or a `Ruby::Enum::Errors::DuplciateKeyValyeError` will now be raised when duplicate keys / values are defined - [@laertispappas](https://github.com/laertispappas).
 
-### 0.5.0 (2015/20/11)
+### 0.5.0 (2015/11/20)
 
 * [#8](https://github.com/dblock/ruby-enum/pull/8): Added `Ruby::Enum#key`, `Ruby::Enum#value`, `Ruby::Enum#key?`, and `Ruby::Enum#value?` - [@dmolesUC3](https://github.com/dmolesUC3).
 
-### 0.4.0 (2014/29/6)
+### 0.4.0 (2014/06/29)
 
 * [#5](https://github.com/dblock/ruby-enum/pull/5): Mixed in `Enumerable` - [@kgann](https://github.com/kgann).
 
-### 0.3.0 (2014/19/5)
+### 0.3.0 (2014/05/19)
 
 * [#4](https://github.com/dblock/ruby-enum/pull/4): Added `Ruby::Enum#map` - [@ArnaudRinquin](https://github.com/ArnaudRinquin).
 
-### 0.2.1 (2013/15/5)
+### 0.2.1 (2013/05/15)
 
 * Added `Ruby::Enum#values`, `Ruby::Enum#keys` and `Ruby::Enum#to_h` - [@dblock](https://github.com/dblock).
 * A `Ruby::Enum::Errors::UninitializedConstantError` will now be raised when referencing an undefined enum - [@dblock](https://github.com/dblock).
 
-### 0.1.0 (2013/14/5)
+### 0.1.0 (2013/05/14)
 
 * Initial public release, live-coded during [May 2013 NYC.rb](http://code.dblock.org/your-first-ruby-gem) - [@dblock](https://github.com/dblock).
diff --git a/Dangerfile b/Dangerfile
new file mode 100644
index 0000000..a0a4a57
--- /dev/null
+++ b/Dangerfile
@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+changelog.check!
+toc.check!
diff --git a/Gemfile b/Gemfile
index 7089426..a53f887 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,6 +7,9 @@ gemspec
 gem 'rake'
 
 group :development, :test do
+  gem 'danger'
+  gem 'danger-changelog', '0.6.1'
+  gem 'danger-toc', '0.2.0'
   gem 'rspec', '~> 3.0'
   gem 'rubocop', '0.80.1'
 end
diff --git a/LICENSE.md b/LICENSE.md
index 786edf3..a450dc3 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2013-2020 Daniel Doubrovkine.
+Copyright (c) 2013-2021 Daniel Doubrovkine.
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
diff --git a/README.md b/README.md
index 1388992..461170c 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,32 @@ Ruby::Enum
 ==========
 
 [![Gem Version](http://img.shields.io/gem/v/ruby-enum.svg)](http://badge.fury.io/rb/ruby-enum)
-[![Build Status](https://travis-ci.org/dblock/ruby-enum.svg?branch=master)](https://travis-ci.org/dblock/ruby-enum)
+[![Build Status](https://github.com/dblock/ruby-enum/workflows/test/badge.svg?branch=master)](https://github.com/dblock/ruby-enum/actions)
 [![Code Climate](https://codeclimate.com/github/dblock/ruby-enum.svg)](https://codeclimate.com/github/dblock/ruby-enum)
 
 Enum-like behavior for Ruby, heavily inspired by [this](http://www.rubyfleebie.com/enumerations-and-ruby) and improved upon [another blog post](http://code.dblock.org/how-to-define-enums-in-ruby).
 
+## Table of Contents
+
+- [Usage](#usage)
+  - [Constants](#constants)
+  - [Class Methods](#class-methods)
+  - [Default Value](#default-value)
+  - [Enumerating](#enumerating)
+    - [Iterating](#iterating)
+    - [Mapping](#mapping)
+    - [Reducing](#reducing)
+    - [Sorting](#sorting)
+  - [Hashing](#hashing)
+    - [Retrieving keys and values](#retrieving-keys-and-values)
+    - [Mapping keys to values](#mapping-keys-to-values)
+    - [Mapping values to keys](#mapping-values-to-keys)
+  - [Duplicate enumerator keys or duplicate values](#duplicate-enumerator-keys-or-duplicate-values)
+  - [Inheritance behavior](#inheritance-behavior)
+- [Contributing](#contributing)
+- [Copyright and License](#copyright-and-license)
+- [Related Projects](#related-projects)
+
 ## Usage
 
 Enums can be defined and accessed either as constants or class methods, which is a matter of preference.
@@ -250,7 +271,7 @@ You're encouraged to contribute to this gem. See [CONTRIBUTING](CONTRIBUTING.md)
 
 ## Copyright and License
 
-Copyright (c) 2013-2020, Daniel Doubrovkine and [Contributors](CHANGELOG.md).
+Copyright (c) 2013-2021, Daniel Doubrovkine and [Contributors](CHANGELOG.md).
 
 This project is licensed under the [MIT License](LICENSE.md).