diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..177a085
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,81 @@
+cmake_minimum_required(VERSION 3.27)
+
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
+    message(FATAL_ERROR "Do not build in-source. Please remove CMakeCache.txt and the CMakeFiles/ directory. Then build out-of-source.")
+endif()
+
+project(sparsemap LANGUAGES C)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_STANDARD_REQUIRED ON)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+set(CMAKE_C_OUTPUT_EXTENSION .o)
+
+# Set source and header file locations
+set(SOURCE_DIR src)
+set(HEADER_DIR include)
+
+set(COMMON_CMAKE_C_FLAGS "-Wall -Wextra -Wpedantic")
+set(CMAKE_C_FLAGS_DEBUG "-DSPARSEMAP_DIAGNOSTIC -DDEBUG -g -O0")
+set(CMAKE_C_FLAGS_PROFILE "-DSPARSEMAP_DIAGNOSTIC -DDEBUG -g -Og -fsanitize=address,leak,object-size,pointer-compare,pointer-subtract,null,return,bounds,pointer-overflow,undefined -fsanitize-address-use-after-scope")
+set(CMAKE_C_FLAGS_RELEASE "-Ofast")
+
+# Include all header files from the header directory
+file(GLOB_RECURSE HEADERS CONFIGURE_FILES ${HEADER_DIR}/*.h)
+
+# Configure library sources
+set(LIB_SRC
+    ${SOURCE_DIR}/sparsemap.c
+)
+
+# Option to control building shared/static libraries
+option(BUILD_SHARED_LIBS "Build shared libraries" ON)
+
+# Add shared library
+add_library(sparsemap_SHARED SHARED ${LIB_SRC} ${HEADERS})
+# Set target properties for shared library (adjust if needed)
+set_target_properties(sparsemap_SHARED PROPERTIES
+    VERSION 1.0.0  # Set library version
+    LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"  # Set output directory
+    COMPILE_FLAGS "${CMAKE_C_FLAGS_${CMAKE_CURRENT_LIST_MODE}}"
+)
+target_include_directories(sparsemap_SHARED PRIVATE ${HEADER_DIR})
+
+# Add static library
+add_library(sparsemap STATIC ${LIB_SRC} ${HEADERS})
+# Set target properties for static library (adjust if needed)
+set_target_properties(sparsemap PROPERTIES
+    OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"  # Set output directory
+)
+target_include_directories(sparsemap PRIVATE ${HEADER_DIR})
+
+# Add ex_1 program
+add_executable(ex_1 examples/ex_1.c tests/munit.c lib/common.c)
+target_link_libraries(ex_1 PRIVATE sparsemap)
+target_include_directories(ex_1 PRIVATE ${HEADER_DIR})
+add_custom_target(run_ex_1 COMMAND ex_1 WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+
+# Add ex_2 program
+add_executable(ex_2 examples/ex_2.c tests/munit.c lib/common.c)
+target_link_libraries(ex_2 PRIVATE sparsemap)
+target_include_directories(ex_2 PRIVATE ${HEADER_DIR})
+add_custom_target(run_ex_2 COMMAND ex_2 WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+
+# Add ex_3 program
+add_executable(ex_3 examples/ex_3.c tests/munit.c lib/common.c)
+target_link_libraries(ex_3 PRIVATE sparsemap)
+target_include_directories(ex_3 PRIVATE ${HEADER_DIR})
+add_custom_target(run_ex_3 COMMAND ex_3 WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+
+# Add ex_4 program
+add_executable(ex_4 examples/ex_4.c tests/munit.c lib/common.c)
+target_link_libraries(ex_4 PRIVATE sparsemap)
+target_include_directories(ex_4 PRIVATE ${HEADER_DIR})
+add_custom_target(run_ex_4 COMMAND ex_4 WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+
+# Add test program
+add_executable(test tests/test.c tests/munit.c lib/common.c)
+target_link_libraries(test PRIVATE sparsemap)
+target_include_directories(test PRIVATE ${HEADER_DIR})
+add_custom_target(run_test COMMAND test WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+
diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000..741f1b2
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+target=${1:-Debug}
+set targets="Debug Profile Release"
+case "$target" in
+    $targets*) echo "Building ${target}..." ;;
+    *) echo "Unknown target ${target}, exiting." ;;
+esac
+name=${target,,}
+echo $name
+rm -rf "./cmake-build-${name}-system" && \
+    cmake -DCMAKE_BUILD_TYPE=${target} -DCMAKE_MAKE_PROGRAM=ninja -DCMAKE_C_COMPILER=clang -G Ninja -S "${PWD}" -B "${PWD}/cmake-build-${name}-system" && \
+    (cd "${PWD}/cmake-build-${name}-system" && ninja)
+
diff --git a/flake.nix b/flake.nix
index b352bf8..fb15718 100644
--- a/flake.nix
+++ b/flake.nix
@@ -24,6 +24,7 @@
             act
             autoconf
             clang
+            cmake
             ed
             gcc
             gdb
@@ -31,6 +32,7 @@
             graphviz-nox
             libtool
             m4
+            ninja
             perl
             pkg-config
             python3