diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..44afefb
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,73 @@
+name: Build
+on: [push, pull_request]
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-16.04
+          - ubuntu-18.04
+          - ubuntu-20.04
+          - ubuntu-latest
+        fish:
+          - stock
+          - 2
+          - 3
+          - brew
+        exclude:
+          - os: ubuntu-20.04
+            fish: 2
+          - os: ubuntu-latest
+            fish: 2
+        include:
+          - os: macos-10.15
+            fish: brew
+          - os: macos-latest
+            fish: brew
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v2
+
+      - name: Install Fish
+        run: FISH_RELEASE=${{ matrix.fish }} tools/ci-install-fish.sh
+
+      - name: Install Oh My Fish!
+        run: fish bin/install --verbose --offline --noninteractive --yes
+
+      - name: Run tests
+        run: |
+          tests/run.fish
+          pushd pkg/fish-spec; fish -c 'fish-spec'; popd
+          pushd pkg/omf; fish -c 'fish-spec'; popd
+
+  notify-success:
+    needs: [build]
+    if: success()
+    runs-on: ubuntu-latest
+    steps:
+      - name: Notify on Slack
+        uses: rtCamp/action-slack-notify@ae4223259071871559b6e9d08b24a63d71b3f0c0
+        env:
+          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
+          SLACK_ICON: false
+          SLACK_COLOR: good
+          SLACK_USERNAME: GitHub Actions
+          SLACK_TITLE: Build Success
+          SLACK_FOOTER: ""
+
+  notify-failure:
+    needs: [build]
+    if: failure()
+    runs-on: ubuntu-latest
+    steps:
+      - name: Notify on Slack
+        uses: rtCamp/action-slack-notify@ae4223259071871559b6e9d08b24a63d71b3f0c0
+        env:
+          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
+          SLACK_ICON: false
+          SLACK_COLOR: danger
+          SLACK_USERNAME: GitHub Actions
+          SLACK_TITLE: Build Failure
+          SLACK_FOOTER: ""
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 0ff48cb..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,43 +0,0 @@
-language: c
-dist: trusty
-
-os:
-  - linux
-  - osx
-
-addons:
-  apt:
-    packages:
-    - bc
-    - doxygen
-    - expect
-    - gettext
-    - libncurses5-dev
-    - tree
-
-before_install:
-  - tools/travis-install-git.sh
-  - source tools/travis-github-pr-integration.sh
-  - tools/travis-install-fish.sh
-
-before_script:
-  - tree -h
-  - export
-  - pushd bin; sha256sum -c install.sha256; popd
-  - fish $TRAVIS_BUILD_DIR/bin/install --verbose --offline --noninteractive --yes
-
-script:
-  - tests/run.fish
-  - pushd pkg/fish-spec; fish -c 'fish-spec'; popd
-  - pushd pkg/omf; fish -c 'fish-spec'; popd
-
-after_failure:
-  - pwd
-  - cd ~/.config/fish; tree -h; find . -type f | xargs cat
-
-notifications:
-  email:
-    on_success: never
-    on_failure: change
-  slack:
-    secure: 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
diff --git a/tools/ci-install-fish.sh b/tools/ci-install-fish.sh
new file mode 100755
index 0000000..ce0cbc5
--- /dev/null
+++ b/tools/ci-install-fish.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+set -o pipefail
+set -o errexit
+set -o nounset
+
+if [[ $FISH_RELEASE = "brew" ]]; then
+  brew update
+  brew install fish
+else
+  if [[ $FISH_RELEASE == "2" ]]; then
+    REPO_PPA="ppa:fish-shell/release-2"
+  else
+    REPO_PPA="ppa:fish-shell/release-3"
+  fi
+
+  if [[ $FISH_RELEASE != "stock" ]]; then
+    sudo apt-add-repository -y $REPO_PPA
+  fi
+
+  sudo apt-cache policy fish
+  sudo apt-get update
+  sudo apt-get install -y fish
+fi
+
+fish --version
diff --git a/tools/travis-github-pr-integration.sh b/tools/travis-github-pr-integration.sh
deleted file mode 100755
index 108f30c..0000000
--- a/tools/travis-github-pr-integration.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-# Return if we are not in a Pull Request
-if [[ "$TRAVIS_PULL_REQUEST" = "false" ]]; then
-  export OMF_REPO_URI="https://github.com/$TRAVIS_REPO_SLUG"
-  export OMF_REPO_BRANCH="$TRAVIS_BRANCH"
-  return
-fi
-
-GITHUB_PR_URL=https://api.github.com/repos/$TRAVIS_REPO_SLUG/pulls/$TRAVIS_PULL_REQUEST
-GITHUB_PR_BODY=$(curl -s $GITHUB_PR_URL 2> /dev/null)
-
-if [[ $GITHUB_PR_BODY =~ \"ref\":\ *\"([a-zA-Z0-9_-]*)\" ]]; then
-  export OMF_REPO_BRANCH=${BASH_REMATCH[1]}
-fi
-
-if [[ $GITHUB_PR_BODY =~ \"repo\":.*\"clone_url\":\ *\"(https://github\.com/[a-zA-Z0-9_-]*/[a-zA-Z0-9_-]*\.git).*\"base\" ]]; then
-  export OMF_REPO_URI=${BASH_REMATCH[1]}
-fi
diff --git a/tools/travis-install-fish.sh b/tools/travis-install-fish.sh
deleted file mode 100755
index 67d5a91..0000000
--- a/tools/travis-install-fish.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-set -o pipefail
-set -o errexit
-set -o nounset
-#set -o xtrace
-
-# Return if we are not in a Pull Request
-if [[ "$TRAVIS_OS_NAME" = "linux" ]]; then
-  sudo apt-add-repository -y ppa:fish-shell/release-2
-  sudo apt-get update
-  sudo apt-get install -y fish
-else
-  brew update
-  brew install fish tree
-fi
diff --git a/tools/travis-install-git.sh b/tools/travis-install-git.sh
deleted file mode 100755
index 4e142a0..0000000
--- a/tools/travis-install-git.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/usr/bin/env bash
-
-if [[ "$TRAVIS_OS_NAME" = "linux" ]]; then
-  sudo add-apt-repository -y ppa:git-core/ppa
-  sudo apt-get update
-  sudo apt-get install --only-upgrade -y git
-fi