diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6ff1bef..e48ea68 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -48,6 +48,20 @@ jobs:
       - name: test
         run: |
           make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_UBSAN=y UBSAN_OPTIONS="halt_on_error=1" test
+  linux-cmake:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: build
+        run: |
+          mkdir build
+          cd build
+          cmake ..
+          cd ..
+          cmake --build build -j$(getconf _NPROCESSORS_ONLN)
+      - name: stats
+        run: |
+          ./build/qjs -qd
 
   macos:
     runs-on: macos-latest
@@ -77,6 +91,20 @@ jobs:
       - name: test
         run: |
           make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_UBSAN=y UBSAN_OPTIONS="halt_on_error=1" test
+  macos-cmake:
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: build
+        run: |
+          mkdir build
+          cd build
+          cmake ..
+          cd ..
+          cmake --build build -j$(getconf _NPROCESSORS_ONLN)
+      - name: stats
+        run: |
+          ./build/qjs -qd
 
   windows-mingw:
     runs-on: windows-latest
@@ -112,3 +140,40 @@ jobs:
     - name: test
       run: |
         make -j$(getconf _NPROCESSORS_ONLN) CONFIG_WERROR=y CONFIG_MINGW=y test
+
+  windows-mingw-cmake:
+    runs-on: windows-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        sys:
+          - mingw64
+          - ucrt64
+    defaults:
+      run:
+        shell: msys2 {0}
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        submodules: true
+    - name: Setup MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: ${{matrix.sys}}
+        install: >-
+          git
+          make
+        pacboy: >-
+          cmake:p
+          ninja:p
+          toolchain:p
+    - name: build
+      run: |
+        mkdir build
+        cd build
+        cmake ..
+        cd ..
+        cmake --build build -j$(getconf _NPROCESSORS_ONLN)
+    - name: stats
+      run: |
+        ./build/qjs -qd
diff --git a/.gitignore b/.gitignore
index ea4286f..e1d6b40 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
-
 *.a
 *.orig
 .obj/
+build/
 examples/hello
 examples/hello_module
 examples/point.so
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..7fba4ba
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,128 @@
+cmake_minimum_required(VERSION 3.9)
+
+project(quickjs LANGUAGES C)
+
+# TODO:
+#  - LTO
+#  - Support cross-compilation
+#  - ASAN / MSAN / UBSAN
+#  - Install targets
+#  - Shared library target
+
+set(CMAKE_C_STANDARD_REQUIRED ON)
+set(CMAKE_C_EXTENSIONS ON)
+set(CMAKE_C_STANDARD 11)
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror")
+if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wextra -Wno-sign-compare -Wno-missing-field-initializers -Wno-unused-parameter -Wno-unused-variable -Wno-unused-but-set-variable -funsigned-char")
+else()
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-array-bounds -Wno-format-truncation -Wno-unused-variable -Wno-unused-but-set-variable")
+endif()
+
+if(NOT CMAKE_BUILD_TYPE)
+    message(STATUS "No build type selected, default to Release")
+    set(CMAKE_BUILD_TYPE "Release")
+endif()
+
+set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -g")
+set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -ggdb -O0 -fno-omit-frame-pointer")
+string(REPLACE "-O3" "-O2" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
+
+message(STATUS "Building in ${CMAKE_BUILD_TYPE} mode")
+message(STATUS "Building with ${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION} on ${CMAKE_SYSTEM}")
+if(CMAKE_BUILD_TYPE MATCHES "Debug")
+    message(STATUS "Building with flags ${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_DEBUG}")
+else()
+    message(STATUS "Building with flags ${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_RELEASE}")
+endif()
+
+set(CMAKE_VERBOSE_MAKEFILE TRUE)
+
+
+# QuickJS library
+#
+
+set(qjs_sources
+    cutils.c
+    libregexp.c
+    libunicode.c
+    quickjs.c
+)
+
+list(APPEND qjs_defines _GNU_SOURCE)
+
+file(STRINGS "VERSION" QJS_VERSION_STR)
+list(APPEND qjs_defines CONFIG_VERSION="${QJS_VERSION_STR}")
+
+option(CONFIG_BIGNUM "Enable BigNum extensions" ON)
+if(CONFIG_BIGNUM)
+    list(APPEND qjs_defines CONFIG_BIGNUM=1)
+    list(APPEND qjs_sources libbf.c)
+endif()
+
+add_library(qjs STATIC ${qjs_sources})
+target_compile_definitions(qjs PUBLIC
+    QJS_VERSION_STR="${QJS_VERSION_STR}"
+)
+target_compile_definitions(qjs PRIVATE ${qjs_defines})
+if (CMAKE_BUILD_TYPE MATCHES Debug)
+    target_compile_definitions(qjs PRIVATE
+        DUMP_LEAKS
+    )
+endif()
+
+
+# QuickJS bytecode compiler
+#
+
+add_custom_command(
+    OUTPUT repl.c
+    COMMAND "${CMAKE_BINARY_DIR}/qjsc" -c -o ./repl.c -m ${CMAKE_CURRENT_SOURCE_DIR}/repl.js
+    DEPENDS qjsc
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    COMMENT "Compile repl.js to bytecode"
+    SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/repl.js
+)
+
+add_executable(qjsc
+    qjsc.c
+    quickjs-libc.c
+)
+target_compile_definitions(qjsc PRIVATE ${qjs_defines})
+target_link_libraries(qjsc qjs m pthread)
+if(NOT MINGW)
+    target_link_libraries(qjsc dl)
+endif()
+
+
+# QuickJS CLI
+#
+
+add_executable(qjs_exe
+    qjs.c
+    quickjs-libc.c
+    ${CMAKE_BINARY_DIR}/repl.c
+)
+set_target_properties(qjs_exe PROPERTIES
+    OUTPUT_NAME "qjs"
+)
+target_compile_definitions(qjs_exe PRIVATE ${qjs_defines})
+target_link_libraries(qjs_exe qjs m pthread)
+if(NOT MINGW)
+    target_link_libraries(qjs_exe dl)
+endif()
+
+
+# Test262 runner
+#
+
+add_executable(run-test262
+    quickjs-libc.c
+    run-test262.c
+)
+target_compile_definitions(run-test262 PRIVATE ${qjs_defines})
+target_link_libraries(run-test262 qjs m pthread)
+if(NOT MINGW)
+    target_link_libraries(run-test262 dl)
+endif()