diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..72fc5ff
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1 @@
+github: danog
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..0096562
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,48 @@
+name: build
+on:
+  pull_request:
+  push:
+jobs:
+  run:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+        php-versions: ["7.0", "7.1", "7.2", "7.3", "7.4"]
+    name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.os }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          extensions: mbstring, intl, sockets
+          coverage: xdebug
+
+      - name: Check environment
+        run: |
+          php --version
+          composer --version
+
+      - name: Get composer cache directory
+        id: composercache
+        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.composercache.outputs.dir }}
+          key: ${{ matrix.os }}-composer-${{ matrix.php-versions }}-${{ hashFiles('**/composer.lock') }}
+          restore-keys: ${{ matrix.os }}-composer-${{ matrix.php-versions }}-
+
+      - name: Install dependencies
+        run: composer install --prefer-dist
+
+      - name: Run tests
+        env:
+          PHP_CS_FIXER_IGNORE_ENV: 1
+        run: |
+          vendor/bin/phpunit --coverage-text --coverage-clover build/logs/clover.xml
+          vendor/bin/php-cs-fixer --diff --dry-run -v fix
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 578a88d..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-sudo: false
-
-language: php
-
-php:
-  - 7.0
-  - 7.1
-  - 7.2
-  - 7.3
-  - 7.4
-  - nightly
-
-matrix:
-  allow_failures:
-    - php: nightly
-  fast_finish: true
-
-before_install:
-  - phpenv config-rm xdebug.ini || echo "No xdebug config."
-
-install:
-  - composer update -n --prefer-dist
-  - wget https://github.com/php-coveralls/php-coveralls/releases/download/v1.0.2/coveralls.phar
-  - chmod +x coveralls.phar
-
-script:
-  - vendor/bin/phpunit --coverage-text --coverage-clover build/logs/clover.xml
-  - PHP_CS_FIXER_IGNORE_ENV=1 php vendor/bin/php-cs-fixer --diff --dry-run -v fix
-
-after_script:
-  - ./coveralls.phar -v
-
-cache:
-  directories:
-    - $HOME/.composer/cache
-    - $HOME/.php-cs-fixer
-    - $HOME/.local
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index d24ca22..0000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,46 +0,0 @@
-build: false
-shallow_clone: false
-
-platform:
-  - x86
-  - x64
-
-clone_folder: c:\projects\amphp
-
-cache:
-  - c:\tools\php74 -> appveyor.yml
-
-init:
-  - SET PATH=C:\Program Files\OpenSSL;c:\tools\php74;%PATH%
-  - SET COMPOSER_NO_INTERACTION=1
-  - SET PHP=1
-  - SET ANSICON=121x90 (121x90)
-
-install:
-  - IF EXIST c:\tools\php74 (SET PHP=0)
-  - IF %PHP%==1 sc config wuauserv start= auto
-  - IF %PHP%==1 net start wuauserv
-  - IF %PHP%==1 cinst -y OpenSSL.Light
-  - IF %PHP%==1 cinst -y php
-  - cd c:\tools\php74
-  - IF %PHP%==1 copy php.ini-production php.ini /Y
-  - IF %PHP%==1 echo date.timezone="UTC" >> php.ini
-  - IF %PHP%==1 echo extension_dir=ext >> php.ini
-  - IF %PHP%==1 echo extension=php_openssl.dll >> php.ini
-  - IF %PHP%==1 echo extension=php_mbstring.dll >> php.ini
-  - IF %PHP%==1 echo extension=php_fileinfo.dll >> php.ini
-  - IF %PHP%==1 echo extension=php_curl.dll >> php.ini
-  - IF %PHP%==1 echo curl.cainfo=c:\tools\php74\cacert.pem >> php.ini
-  - IF %PHP%==1 curl --remote-name --time-cond cacert.pem https://curl.haxx.se/ca/cacert.pem
-  - cd c:\projects\amphp
-  - appveyor DownloadFile https://getcomposer.org/composer.phar
-  - php composer.phar install --prefer-dist --no-progress
-
-test_script:
-  - cd c:\projects\amphp
-  - vendor/bin/phpunit --colors=always
-
-environment:
-  TOKEN:
-    secure: OdJGlxTLNJgR6aaSDKeu6H/pSAt/RbnIL3qQkt8VhVgHAZPkS2Qzo7Bf92rm1R6F
-  DEST: 101374607