diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07df030e0..0a5d65fa2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unversioned
 
+- Dev: Add doxygen build target. (#5377)
+
 ## 2.5.1
 
 - Bugfix: Fixed links without a protocol not being clickable. (#5345)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fdcb7075b..eec6b7e1c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -197,6 +197,7 @@ find_package(PajladaSerialize REQUIRED)
 find_package(PajladaSignals REQUIRED)
 find_package(LRUCache REQUIRED)
 find_package(MagicEnum REQUIRED)
+find_package(Doxygen)
 
 if (USE_SYSTEM_PAJLADA_SETTINGS)
     find_package(PajladaSettings REQUIRED)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index eb64bcf31..301808906 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1141,3 +1141,14 @@ if(NOT CHATTERINO_UPDATER)
     message(STATUS "Disabling the updater.")
     target_compile_definitions(${LIBRARY_PROJECT} PUBLIC CHATTERINO_DISABLE_UPDATER)
 endif()
+
+if (DOXYGEN_FOUND)
+    message(STATUS "Doxygen found, adding doxygen target")
+    # output will be in docs/html
+    set(DOXYGEN_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/docs")
+
+    doxygen_add_docs(
+        doxygen
+        ${CMAKE_CURRENT_LIST_DIR}
+    )
+endif ()