diff --git a/.github/workflows/go-cross.yml b/.github/workflows/go-cross.yml
new file mode 100644
index 00000000..9929e37f
--- /dev/null
+++ b/.github/workflows/go-cross.yml
@@ -0,0 +1,45 @@
+name: Go Matrix
+on: [push, pull_request]
+
+jobs:
+
+  cross:
+    name: Go
+    runs-on: ${{ matrix.os }}
+    env:
+      CGO_ENABLED: 0
+
+    strategy:
+      matrix:
+        go-version: [ 1.14, 1.15, 1.x ]
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    steps:
+      # https://github.com/marketplace/actions/setup-go-environment
+      - name: Set up Go ${{ matrix.go-version }}
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      # https://github.com/marketplace/actions/checkout
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      # https://github.com/marketplace/actions/cache
+      - name: Cache Go modules
+        uses: actions/cache@v2
+        with:
+          path: |
+            ~/go/pkg/mod              # Module download cache
+            ~/.cache/go-build         # Build cache (Linux)
+            ~/Library/Caches/go-build # Build cache (Mac)
+            '%LocalAppData%\go-build' # Build cache (Windows)
+          key: ${{ runner.os }}-${{ matrix.go-version }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.go-version }}-go-
+
+      - name: Test
+        run: go test -v -cover ./...
+
+      - name: Build
+        run: go build -v -ldflags "-s -w" -trimpath -o ./dist/lego ./cmd/lego/
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 00000000..758b3dfd
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,127 @@
+name: Main
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - v*
+  pull_request:
+
+jobs:
+
+  main:
+    name: Main Process
+    runs-on: ubuntu-latest
+    env:
+      GO_VERSION: 1.15
+      GOLANGCI_LINT_VERSION: v1.33.0
+      HUGO_VERSION: 0.54.0
+      SEIHON_VERSION: v0.5.1
+      CGO_ENABLED: 0
+      LEGO_E2E_TESTS: CI
+      MEMCACHED_HOSTS: localhost:11211
+
+    steps:
+
+      # https://github.com/marketplace/actions/setup-go-environment
+      - name: Set up Go ${{ env.GO_VERSION }}
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ env.GO_VERSION }}
+
+      # https://github.com/marketplace/actions/checkout
+      - name: Check out code
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      # https://github.com/marketplace/actions/cache
+      - name: Cache Go modules
+        uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Check and get dependencies
+        run: |
+          go mod tidy
+          git diff --exit-code go.mod
+          git diff --exit-code go.sum
+          go mod download
+
+      - name: Documentation validation
+        run: make validate-doc
+
+      # https://golangci-lint.run/usage/install#other-ci
+      - name: Install golangci-lint ${{ env.GOLANGCI_LINT_VERSION }}
+        run: |
+          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin ${GOLANGCI_LINT_VERSION}
+          golangci-lint --version
+
+      - name: Install Pebble and challtestsrv
+        run: GO111MODULE=off go get -u github.com/letsencrypt/pebble/...
+
+      - name: Set up a Memcached server
+        uses: niden/actions-memcached@v7
+
+      - name: Setup /etc/hosts
+        run: |
+          echo "127.0.0.1 acme.wtf" | sudo tee -a /etc/hosts
+          echo "127.0.0.1 lego.wtf" | sudo tee -a /etc/hosts
+          echo "127.0.0.1 acme.lego.wtf" | sudo tee -a /etc/hosts
+          echo "127.0.0.1 légô.wtf" | sudo tee -a /etc/hosts
+          echo "127.0.0.1 xn--lg-bja9b.wtf" | sudo tee -a /etc/hosts
+
+      - name: Make
+        run: |
+          make
+          make clean
+
+      - name: Install Hugo
+        run: |
+          wget -O /tmp/hugo.deb https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hugo_${HUGO_VERSION}_Linux-64bit.deb
+          sudo dpkg -i /tmp/hugo.deb
+
+      - name: Build Documentation
+        run: make docs-build
+
+      # https://github.com/marketplace/actions/github-pages
+      - name: Deploy to GitHub Pages
+        uses: crazy-max/ghaction-github-pages@v2
+        if: github.event_name == 'push'
+        with:
+          target_branch: gh-pages
+          build_dir: docs/public
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      # https://goreleaser.com/ci/actions/
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        if: startsWith(github.ref, 'refs/tags/v')
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN_REPO }}
+
+      # Install Docker image multi-arch builder
+      - name: Install Seihon ${{ env.SEIHON_VERSION }}
+        if: startsWith(github.ref, 'refs/tags/v')
+        run: |
+          curl -sSfL https://raw.githubusercontent.com/ldez/seihon/master/godownloader.sh | sh -s -- -b $(go env GOPATH)/bin ${SEIHON_VERSION}
+          seihon --version
+
+      - name: Docker Login
+        if: startsWith(github.ref, 'refs/tags/v')
+        env:
+          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
+          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
+        run: echo "${DOCKER_PASSWORD}" | docker login --username "${DOCKER_USERNAME}" --password-stdin
+
+      - name: Publish Docker Images (Seihon)
+        if: startsWith(github.ref, 'refs/tags/v')
+        run: make publish-images
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 218953e5..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,105 +0,0 @@
-language: go
-
-cache:
-  directories:
-    - $GOPATH/pkg/mod
-
-jobs:
-  fast_finish: true
-  include:
-    - go: 1.14.x
-    - go: 1.15.x
-      env: STABLE=true
-    - go: 1.x
-    - go: tip
-  allow_failures:
-    - go: tip
-
-go_import_path: github.com/go-acme/lego
-
-env:
-  global:
-    - MEMCACHED_HOSTS=localhost:11211
-    - GO111MODULE=on
-
-services:
-  - memcached
-
-addons:
-  hosts:
-  # for e2e tests
-  - acme.wtf
-  - lego.wtf
-  - acme.lego.wtf
-  - légô.wtf
-  - xn--lg-bja9b.wtf
-
-before_install:
-  - '[ "${TRAVIS_PULL_REQUEST}" = "false" ] && openssl aes-256-cbc -K $encrypted_26c593b079d9_key -iv $encrypted_26c593b079d9_iv -in .gitcookies.enc -out .gitcookies -d || true'
-
-  # Install Pebble and challtestsrv
-  - GO111MODULE=off go get -u github.com/letsencrypt/pebble/...
-
-  # Install linters and misspell
-  - curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | bash -s -- -b $GOPATH/bin ${GOLANGCI_LINT_VERSION}
-  - golangci-lint --version
-
-  # Hugo - documentation
-  - wget -O /tmp/hugo.deb https://github.com/gohugoio/hugo/releases/download/v0.54.0/hugo_0.54.0_Linux-64bit.deb
-  - sudo dpkg -i /tmp/hugo.deb
-
-  # Install Docker image multi-arch builder
-  - curl -sfL https://raw.githubusercontent.com/ldez/seihon/master/godownloader.sh | bash -s -- -b "${GOPATH}/bin" ${SEIHON_VERSION}
-  - seihon --version
-
-install:
-  - go mod tidy
-  - git diff --exit-code go.mod
-  - git diff --exit-code go.sum
-  - go mod download
-
-before_script:
-  - make validate-doc
-
-after_success:
-  - make clean
-
-before_deploy:
-  - >
-    if ! [ "$BEFORE_DEPLOY_RUN" ]; then
-      export BEFORE_DEPLOY_RUN=1;
-      make docs-build;
-      echo "${DOCKER_PASSWORD}" | docker login -u "${DOCKER_USERNAME}" --password-stdin;
-    fi
-
-deploy:
-  - provider: pages
-    local_dir: docs/public
-    skip_cleanup: true
-    github_token: ${GITHUB_TOKEN}
-    on:
-      condition: $STABLE = true
-
-  - provider: script
-    skip_cleanup: true
-    script: curl -sL https://git.io/goreleaser | bash
-    on:
-      tags: true
-      condition: $STABLE = true
-
-  - provider: releases
-    api_key: ${GITHUB_TOKEN}
-    file: dist/lego_*
-    skip_cleanup: true
-    overwrite: true
-    file_glob: true
-    on:
-      tags: true
-      condition: $STABLE = true
-
-  - provider: script
-    skip_cleanup: true
-    script: make publish-images
-    on:
-      tags: true
-      condition: $STABLE = true
diff --git a/Makefile b/Makefile
index 05005875..0e752877 100644
--- a/Makefile
+++ b/Makefile
@@ -3,8 +3,6 @@
 export GO111MODULE=on
 export CGO_ENABLED=0
 
-SRCS = $(shell git ls-files '*.go' | grep -v '^vendor/')
-
 LEGO_IMAGE := goacme/lego
 MAIN_DIRECTORY := ./cmd/lego/
 
@@ -40,9 +38,6 @@ e2e: clean
 checks:
 	golangci-lint run
 
-fmt:
-	gofmt -s -l -w $(SRCS)
-
 # Release helper
 .PHONY: patch minor major detach
 
diff --git a/e2e/loader/loader.go b/e2e/loader/loader.go
index 69ebc00b..1ac47003 100644
--- a/e2e/loader/loader.go
+++ b/e2e/loader/loader.go
@@ -38,9 +38,8 @@ type EnvLoader struct {
 }
 
 func (l *EnvLoader) MainTest(m *testing.M) int {
-	_, force := os.LookupEnv("LEGO_E2E_TESTS")
-	if _, ci := os.LookupEnv("CI"); !ci && !force {
-		fmt.Fprintln(os.Stderr, "skipping test: e2e tests are disabled. (no 'CI' or 'LEGO_E2E_TESTS' env var)")
+	if _, e2e := os.LookupEnv("LEGO_E2E_TESTS"); !e2e {
+		fmt.Fprintln(os.Stderr, "skipping test: e2e tests are disabled. (no 'LEGO_E2E_TESTS' env var)")
 		fmt.Println("PASS")
 		return 0
 	}
diff --git a/platform/wait/wait_test.go b/platform/wait/wait_test.go
index fc6673c1..e87f055e 100644
--- a/platform/wait/wait_test.go
+++ b/platform/wait/wait_test.go
@@ -8,13 +8,12 @@ import (
 func TestForTimeout(t *testing.T) {
 	c := make(chan error)
 	go func() {
-		err := For("", 3*time.Second, 1*time.Second, func() (bool, error) {
+		c <- For("", 3*time.Second, 1*time.Second, func() (bool, error) {
 			return false, nil
 		})
-		c <- err
 	}()
 
-	timeout := time.After(4 * time.Second)
+	timeout := time.After(5 * time.Second)
 	select {
 	case <-timeout:
 		t.Fatal("timeout exceeded")
diff --git a/providers/dns/exec/exec_test.go b/providers/dns/exec/exec_test.go
index 619fbf86..3a2edbbf 100644
--- a/providers/dns/exec/exec_test.go
+++ b/providers/dns/exec/exec_test.go
@@ -3,6 +3,7 @@ package exec
 import (
 	"fmt"
 	"os"
+	"strings"
 	"testing"
 
 	"github.com/go-acme/lego/v4/log"
@@ -37,7 +38,7 @@ func TestDNSProvider_Present(t *testing.T) {
 				Mode:    "",
 			},
 			expected: expected{
-				args: "present _acme-challenge.domain. pW9ZKG0xz_PCriK-nCMOjADy9eJcgGWIzkkj2fN4uZM\n",
+				args: "present _acme-challenge.domain. pW9ZKG0xz_PCriK-nCMOjADy9eJcgGWIzkkj2fN4uZM",
 			},
 		},
 		{
@@ -55,7 +56,7 @@ func TestDNSProvider_Present(t *testing.T) {
 				Mode:    "RAW",
 			},
 			expected: expected{
-				args: "present -- domain token keyAuth\n",
+				args: "present -- domain token keyAuth",
 			},
 		},
 	}
@@ -78,7 +79,7 @@ func TestDNSProvider_Present(t *testing.T) {
 				require.Error(t, err)
 			} else {
 				require.NoError(t, err)
-				assert.Equal(t, test.expected.args, message)
+				assert.Equal(t, test.expected.args, strings.TrimSpace(message))
 			}
 		})
 	}
@@ -110,7 +111,7 @@ func TestDNSProvider_CleanUp(t *testing.T) {
 				Mode:    "",
 			},
 			expected: expected{
-				args: "cleanup _acme-challenge.domain. pW9ZKG0xz_PCriK-nCMOjADy9eJcgGWIzkkj2fN4uZM\n",
+				args: "cleanup _acme-challenge.domain. pW9ZKG0xz_PCriK-nCMOjADy9eJcgGWIzkkj2fN4uZM",
 			},
 		},
 		{
@@ -128,7 +129,7 @@ func TestDNSProvider_CleanUp(t *testing.T) {
 				Mode:    "RAW",
 			},
 			expected: expected{
-				args: "cleanup -- domain token keyAuth\n",
+				args: "cleanup -- domain token keyAuth",
 			},
 		},
 	}
@@ -151,7 +152,7 @@ func TestDNSProvider_CleanUp(t *testing.T) {
 				require.Error(t, err)
 			} else {
 				require.NoError(t, err)
-				assert.Equal(t, test.expected.args, message)
+				assert.Equal(t, test.expected.args, strings.TrimSpace(message))
 			}
 		})
 	}
diff --git a/providers/dns/gcloud/googlecloud_test.go b/providers/dns/gcloud/googlecloud_test.go
index 8379e6ae..35efb3ef 100644
--- a/providers/dns/gcloud/googlecloud_test.go
+++ b/providers/dns/gcloud/googlecloud_test.go
@@ -52,7 +52,8 @@ func TestNewDNSProvider(t *testing.T) {
 				envGoogleApplicationCredentials: "not-a-secret-file",
 				envMetadataHost:                 "http://lego.wtf", // defined here to avoid the client cache.
 			},
-			expected: "googlecloud: unable to get Google Cloud client: google: error getting credentials using GOOGLE_APPLICATION_CREDENTIALS environment variable: open not-a-secret-file: no such file or directory",
+			// the error message varies according to the OS used.
+			expected: "googlecloud: unable to get Google Cloud client: google: error getting credentials using GOOGLE_APPLICATION_CREDENTIALS environment variable: ",
 		},
 		{
 			desc: "missing project",
@@ -95,7 +96,8 @@ func TestNewDNSProvider(t *testing.T) {
 				require.NotNil(t, p.config)
 				require.NotNil(t, p.client)
 			} else {
-				require.EqualError(t, err, test.expected)
+				require.Error(t, err)
+				require.Contains(t, err.Error(), test.expected)
 			}
 		})
 	}
diff --git a/providers/dns/oraclecloud/oraclecloud_test.go b/providers/dns/oraclecloud/oraclecloud_test.go
index 1f94fb61..81c905c4 100644
--- a/providers/dns/oraclecloud/oraclecloud_test.go
+++ b/providers/dns/oraclecloud/oraclecloud_test.go
@@ -101,7 +101,7 @@ func TestNewDNSProvider(t *testing.T) {
 				EnvRegion:            "us-phoenix-1",
 				EnvCompartmentOCID:   "123",
 			},
-			expected: "oraclecloud: can not create client, bad configuration: x509: decryption password incorrect",
+			expected: "oraclecloud: can not create client, bad configuration: ",
 		},
 		{
 			desc: "missing OCI_TENANCY_OCID",
@@ -191,7 +191,8 @@ func TestNewDNSProvider(t *testing.T) {
 				require.NotNil(t, p.config)
 				require.NotNil(t, p.client)
 			} else {
-				require.EqualError(t, err, test.expected)
+				require.Error(t, err)
+				require.Contains(t, err.Error(), test.expected)
 			}
 		})
 	}