diff --git a/CMakeLists.txt b/CMakeLists.txt
index d9632df926c..2549e3a0fb9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,6 +66,7 @@ option(USE_VENDORED_PYBIND11 "Use vendored 'pybind11' Python library" ON)
 option(USE_VENDORED_SPDLOG "Use vendored 'spdlog' library" ON)
 option(USE_VENDORED_QUAZIP "Use vendored 'quazip' library" ON)
 option(USE_VENDORED_IGRAPH "Use vendored 'igraph' library" ON)
+option(USE_VENDORED_NLOHMANN_JSON "Use vendored 'nlohmann_json' library" ON)
 option(BUILD_ALL_PLUGINS "Build all available plugins" OFF)
 option(BUILD_TESTS "Enable test builds" OFF)
 option(BUILD_COVERAGE "Enable code coverage build" OFF)
diff --git a/cmake/detect_dependencies.cmake b/cmake/detect_dependencies.cmake
index ce1dda8d011..20a19cab1c0 100644
--- a/cmake/detect_dependencies.cmake
+++ b/cmake/detect_dependencies.cmake
@@ -214,11 +214,21 @@ set_target_properties(subprocess::subprocess PROPERTIES
 # ###############################
 # ####   nlohmann_json
 # ###############################
-message(STATUS "using nlohmann_json from deps")
-add_library(nlohmann_json::nlohmann_json INTERFACE IMPORTED)
-set_target_properties(nlohmann_json::nlohmann_json PROPERTIES
-    INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/deps/nlohmann_json"
-)
+if(USE_VENDORED_NLOHMANN_JSON)
+    message(STATUS "using nlohmann_json from deps")
+    add_library(nlohmann_json::nlohmann_json INTERFACE IMPORTED)
+    set_target_properties(nlohmann_json::nlohmann_json PROPERTIES
+        INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/deps/nlohmann_json"
+    )
+else()
+    find_package(nlohmann_json REQUIRED)
+    if(nlohmann_json_FOUND)
+        get_target_property(NLOHMANN_JSON_HEADERS_DIR nlohmann_json::nlohmann_json INTERFACE_INCLUDE_DIRECTORIES)
+        message(STATUS "Using system's nlohmann_json headers at ${NLOHMANN_JSON_HEADERS_DIR}")
+    else()
+        message(FATAL_ERROR "nlohmann_json was not found and USE_VENDORED_NLOHMANN_JSON is OFF")
+    endif()
+endif()
 
 # ###############################
 # ####   Graphviz
diff --git a/deps/nlohmann_json/nlohmann_json/json.hpp b/deps/nlohmann_json/nlohmann/json.hpp
similarity index 100%
rename from deps/nlohmann_json/nlohmann_json/json.hpp
rename to deps/nlohmann_json/nlohmann/json.hpp
diff --git a/plugins/graph_algorithm/CMakeLists.txt b/plugins/graph_algorithm/CMakeLists.txt
index 5db5f4a6c1a..c5ddc362014 100644
--- a/plugins/graph_algorithm/CMakeLists.txt
+++ b/plugins/graph_algorithm/CMakeLists.txt
@@ -14,6 +14,8 @@ if(PL_GRAPH_ALGORITHM OR BUILD_ALL_PLUGINS)
         LINK_LIBRARIES PUBLIC ${igraph_LIBRARIES}
     )
 
-add_dependencies(graph_algorithm igraph_0_10)
+if(USE_VENDORED_IGRAPH)
+    add_dependencies(graph_algorithm igraph_0_10)
+endif()
 
 endif()
diff --git a/plugins/module_identification/include/module_identification/utils/statistics.h b/plugins/module_identification/include/module_identification/utils/statistics.h
index 5b52fd8cea6..fe3130f9a69 100644
--- a/plugins/module_identification/include/module_identification/utils/statistics.h
+++ b/plugins/module_identification/include/module_identification/utils/statistics.h
@@ -4,7 +4,7 @@
 #include "module_identification/candidates/base_candidate.h"
 #include "module_identification/candidates/functional_candidate.h"
 #include "module_identification/types/candidate_types.h"
-#include "nlohmann_json/json.hpp"
+#include "nlohmann/json.hpp"
 
 #include <map>
 #include <mutex>
diff --git a/plugins/netlist_preprocessing/src/netlist_preprocessing.cpp b/plugins/netlist_preprocessing/src/netlist_preprocessing.cpp
index f78892c196e..1ad79725dc7 100644
--- a/plugins/netlist_preprocessing/src/netlist_preprocessing.cpp
+++ b/plugins/netlist_preprocessing/src/netlist_preprocessing.cpp
@@ -11,7 +11,7 @@
 #include "hal_core/netlist/net.h"
 #include "hal_core/netlist/netlist.h"
 #include "hal_core/utilities/token_stream.h"
-#include "nlohmann_json/json.hpp"
+#include "nlohmann/json.hpp"
 #include "rapidjson/document.h"
 #include "resynthesis/resynthesis.h"
 #include "z3_utils/netlist_comparison.h"
diff --git a/plugins/z3_utils/src/netlist_comparison.cpp b/plugins/z3_utils/src/netlist_comparison.cpp
index 215839d4955..1a0aa47059d 100644
--- a/plugins/z3_utils/src/netlist_comparison.cpp
+++ b/plugins/z3_utils/src/netlist_comparison.cpp
@@ -8,7 +8,7 @@
 #include "hal_core/netlist/net.h"
 #include "hal_core/netlist/netlist.h"
 #include "hal_core/utilities/log.h"
-#include "nlohmann_json/json.hpp"
+#include "nlohmann/json.hpp"
 #include "z3_utils/z3_utils.h"
 
 namespace hal