diff --git a/.appveyor.yml b/.appveyor.yml
new file mode 100644
index 0000000..62edb10
--- /dev/null
+++ b/.appveyor.yml
@@ -0,0 +1,11 @@
+version: "{build}"
+shallow_clone: true
+image:
+  - Visual Studio 2015
+  - Visual Studio 2017
+platform:
+  - Win32
+  - x64
+build_script:
+  - scripts\build_all.bat
+test: off
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..ffa348e
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,68 @@
+language: cpp
+matrix:
+  include:
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ubuntu-toolchain-r-test, packages: ["xorg-dev", "g++-4.9"] } }
+      env: MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ubuntu-toolchain-r-test, packages: ["xorg-dev", "g++-5"] } }
+      env: MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ubuntu-toolchain-r-test, packages: ["xorg-dev", "g++-6"] } }
+      env: MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ubuntu-toolchain-r-test, packages: ["xorg-dev", "g++-7"] } }
+      env: MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ubuntu-toolchain-r-test, packages: ["xorg-dev", "g++-8"] } }
+      env: MATRIX_EVAL="CC=gcc-8 && CXX=g++-8"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ["ubuntu-toolchain-r-test", "llvm-toolchain-precise-3.8"], packages: ["xorg-dev", "clang-3.8", "g++-5"] } }
+      env: MATRIX_EVAL="CC=clang-3.8 && CXX=clang++-3.8"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ["ubuntu-toolchain-r-test", "llvm-toolchain-precise-3.9"], packages: ["xorg-dev", "clang-3.9", "g++-5"] } }
+      env: MATRIX_EVAL="CC=clang-3.9 && CXX=clang++-3.9"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ["ubuntu-toolchain-r-test", "llvm-toolchain-trusty-4.0"], packages: ["xorg-dev", "clang-4.0", "g++-5"] } }
+      env: MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ["ubuntu-toolchain-r-test", "llvm-toolchain-trusty-5.0"], packages: ["xorg-dev", "clang-5.0", "g++-7"] } }
+      env: MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"
+    - os: linux
+      dist: trusty
+      addons: { apt: { sources: ["ubuntu-toolchain-r-test", "llvm-toolchain-trusty-6.0"], packages: ["xorg-dev", "clang-6.0", "g++-7"] } }
+      env: MATRIX_EVAL="CC=clang-6.0 && CXX=clang++-6.0"
+    - os: osx
+      osx_image: xcode8.3
+      compiler: clang
+    - os: osx
+      osx_image: xcode9
+      compiler: clang
+    - os: osx
+      osx_image: xcode9.1
+      compiler: clang
+    - os: osx
+      osx_image: xcode9.2
+      compiler: clang
+    - os: osx
+      osx_image: xcode9.3
+      compiler: clang
+    - os: osx
+      osx_image: xcode9.4
+      compiler: clang
+    - os: osx
+      osx_image: xcode10
+      compiler: clang
+before_install:
+  - eval "${MATRIX_EVAL}"
+script:
+  - ./scripts/build_all.sh
diff --git a/README.md b/README.md
index ea0a166..763ad01 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,19 @@
 # promise.hpp
 
+[![travis][badge.travis]][travis]
+[![appveyor][badge.appveyor]][appveyor]
 [![language][badge.language]][language]
 [![license][badge.license]][license]
 [![paypal][badge.paypal]][paypal]
 
+[badge.travis]: https://img.shields.io/travis/BlackMATov/promise.hpp/master.svg?logo=travis&style=for-the-badge
+[badge.appveyor]: https://img.shields.io/appveyor/ci/BlackMATov/promise-hpp/master.svg?logo=appveyor&style=for-the-badge
 [badge.language]: https://img.shields.io/badge/language-C%2B%2B14-red.svg?style=for-the-badge
 [badge.license]: https://img.shields.io/badge/license-MIT-blue.svg?style=for-the-badge
 [badge.paypal]: https://img.shields.io/badge/donate-PayPal-orange.svg?logo=paypal&colorA=00457C&style=for-the-badge
 
+[travis]: https://travis-ci.org/BlackMATov/promise.hpp
+[appveyor]: https://ci.appveyor.com/project/BlackMATov/promise-hpp
 [language]: https://en.wikipedia.org/wiki/C%2B%2B14
 [license]: https://en.wikipedia.org/wiki/MIT_License
 [paypal]: https://www.paypal.me/matov
diff --git a/scripts/build_all.bat b/scripts/build_all.bat
new file mode 100644
index 0000000..03705ec
--- /dev/null
+++ b/scripts/build_all.bat
@@ -0,0 +1,10 @@
+@echo off
+set SCRIPT_DIR=%~dp0%
+%SCRIPT_DIR%\build_debug.bat || goto :error
+%SCRIPT_DIR%\build_release.bat || goto :error
+
+goto :EOF
+
+:error
+echo Failed with error #%errorlevel%.
+exit /b %errorlevel%
diff --git a/scripts/build_all.sh b/scripts/build_all.sh
new file mode 100755
index 0000000..d9cd585
--- /dev/null
+++ b/scripts/build_all.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+set -e
+SCRIPT_DIR=`dirname "$BASH_SOURCE"`
+$SCRIPT_DIR/build_debug.sh
+$SCRIPT_DIR/build_release.sh
diff --git a/scripts/build_debug.bat b/scripts/build_debug.bat
new file mode 100644
index 0000000..01f8572
--- /dev/null
+++ b/scripts/build_debug.bat
@@ -0,0 +1,14 @@
+@echo off
+set BUILD_DIR=%~dp0%\..\build
+mkdir %BUILD_DIR%\debug || goto :error
+cd %BUILD_DIR%\debug || goto :error
+cmake ../.. || goto :error
+cmake --build . --config Debug || goto :error
+ctest --verbose || goto :error
+cd ..\.. || goto :error
+
+goto :EOF
+
+:error
+echo Failed with error #%errorlevel%.
+exit /b %errorlevel%
diff --git a/scripts/build_debug.sh b/scripts/build_debug.sh
new file mode 100755
index 0000000..89f4c93
--- /dev/null
+++ b/scripts/build_debug.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+set -e
+BUILD_DIR=`dirname "$BASH_SOURCE"`/../build
+mkdir -p $BUILD_DIR/debug
+cd $BUILD_DIR/debug
+cmake -DCMAKE_BUILD_TYPE=Debug ../..
+cmake --build . -- -j8
+ctest --verbose
+cd ../..
diff --git a/scripts/build_release.bat b/scripts/build_release.bat
new file mode 100644
index 0000000..b6bf362
--- /dev/null
+++ b/scripts/build_release.bat
@@ -0,0 +1,14 @@
+@echo off
+set BUILD_DIR=%~dp0%\..\build
+mkdir %BUILD_DIR%\release || goto :error
+cd %BUILD_DIR%\release || goto :error
+cmake ../.. || goto :error
+cmake --build . --config Release || goto :error
+ctest --verbose || goto :error
+cd ..\.. || goto :error
+
+goto :EOF
+
+:error
+echo Failed with error #%errorlevel%.
+exit /b %errorlevel%
diff --git a/scripts/build_release.sh b/scripts/build_release.sh
new file mode 100755
index 0000000..9ab7e23
--- /dev/null
+++ b/scripts/build_release.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+set -e
+BUILD_DIR=`dirname "$BASH_SOURCE"`/../build
+mkdir -p $BUILD_DIR/release
+cd $BUILD_DIR/release
+cmake -DCMAKE_BUILD_TYPE=Release ../..
+cmake --build . -- -j8
+ctest --verbose
+cd ../..