diff --git a/pkgs/applications/science/electronics/hal-hardware-analyzer/4.4.1-newer-spdlog-fmt-compat.patch b/pkgs/applications/science/electronics/hal-hardware-analyzer/4.4.1-newer-spdlog-fmt-compat.patch
new file mode 100644
index 000000000000..016e74415644
--- /dev/null
+++ b/pkgs/applications/science/electronics/hal-hardware-analyzer/4.4.1-newer-spdlog-fmt-compat.patch
@@ -0,0 +1,28 @@
+compatibility with newer spdlog/fmt versions
+
+diff --git a/plugins/module_identification/src/api/module_identification.cpp b/plugins/module_identification/src/api/module_identification.cpp
+index 808875e8a68..3cf3cf1fb8b 100644
+--- a/plugins/module_identification/src/api/module_identification.cpp
++++ b/plugins/module_identification/src/api/module_identification.cpp
+@@ -406,7 +406,7 @@ namespace hal
+ 
+                 const u32 num_threads = std::min(config.m_max_thread_count, std::thread::hardware_concurrency() - 1);
+ 
+-                log_info("module_identification", "running with {} threads and {} multithreading priority", num_threads, config.m_multithreading_priority);
++                log_info("module_identification", "running with {} threads and {} multithreading priority", num_threads, fmt::underlying(config.m_multithreading_priority));
+ 
+                 auto stats = Statistics();
+ 
+diff --git a/plugins/z3_utils/src/simplification.cpp b/plugins/z3_utils/src/simplification.cpp
+index d64cab665f2..561fa7f1a23 100644
+--- a/plugins/z3_utils/src/simplification.cpp
++++ b/plugins/z3_utils/src/simplification.cpp
+@@ -617,7 +617,7 @@ namespace hal
+                     return false;
+ 
+                 default: {
+-                    log_error("z3_utils", "commutative check not implemeted for type {}!", t);
++                    log_error("z3_utils", "commutative check not implemeted for type {}!", fmt::underlying(t));
+                     return false;
+                 }
+             }
diff --git a/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix b/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
index acf52931c7ed..e8c15c35f2f9 100644
--- a/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
+++ b/pkgs/applications/science/electronics/hal-hardware-analyzer/default.nix
@@ -8,6 +8,7 @@
 , igraph
 , llvmPackages
 , ninja
+, nlohmann_json
 , pkg-config
 , python3Packages
 , qtbase
@@ -15,75 +16,36 @@
 , quazip
 , rapidjson
 , spdlog
-, suitesparse
+, verilator
 , wrapQtAppsHook
 , z3
 }:
 
-let
-  # hal doesn't work with igraph 0.10.x yet https://github.com/emsec/hal/pull/487
-  igraph' = igraph.overrideAttrs (final: prev: {
-    version = "0.9.10";
-    src = fetchFromGitHub {
-      owner = "igraph";
-      repo = final.pname;
-      rev = final.version;
-      hash = "sha256-prDadHsNhDRkNp1i0niKIYxE0g85Zs0ngvUy6uK8evk=";
-    };
-    patches = (prev.patches or []) ++ [
-      # needed by clang
-      (fetchpatch {
-        name = "libxml2-2.11-compat.patch";
-        url = "https://github.com/igraph/igraph/commit/5ad464be5ae2f6ebb69c97cb0140c800cc8d97d6.patch";
-        hash = "sha256-adU5SctH+H54UaAmr5BZInytD3wjUzLtQbCwngAWs4o=";
-      })
-    ];
-    postPatch = prev.postPatch + lib.optionalString stdenv.hostPlatform.isAarch64 ''
-      # https://github.com/igraph/igraph/issues/1694
-      substituteInPlace tests/CMakeLists.txt \
-        --replace "igraph_scg_grouping3" "" \
-        --replace "igraph_scg_semiprojectors2" ""
-    '';
-    NIX_CFLAGS_COMPILE = (prev.NIX_CFLAGS_COMPILE or []) ++ lib.optionals stdenv.cc.isClang [
-      "-Wno-strict-prototypes"
-      "-Wno-unused-but-set-parameter"
-      "-Wno-unused-but-set-variable"
-    ];
-    # general options brought back from the old 0.9.x package
-    buildInputs = prev.buildInputs ++ [ suitesparse ];
-    cmakeFlags = prev.cmakeFlags ++ [ "-DIGRAPH_USE_INTERNAL_CXSPARSE=OFF" ];
-  });
-
-in stdenv.mkDerivation rec {
-  version = "4.2.0";
+stdenv.mkDerivation rec {
+  version = "4.4.1";
   pname = "hal-hardware-analyzer";
 
   src = fetchFromGitHub {
     owner = "emsec";
     repo = "hal";
     rev = "v${version}";
-    sha256 = "sha256-Yl86AClE3vWygqj1omCOXX8koJK2SjTkMZFReRThez0=";
+    sha256 = "sha256-8kmYeqsmqR7tY044rZb3KuEAVGv37IObX6k1qjXWG0A=";
   };
 
   patches = [
     (fetchpatch {
-      name = "cmake-add-no-vendored-options.patch";
-      # https://github.com/emsec/hal/pull/529
-      url = "https://github.com/emsec/hal/commit/37d5c1a0eacb25de57cc552c13e74f559a5aa6e8.patch";
-      hash = "sha256-a30VjDt4roJOTntisixqnH17wwCgWc4VWeh1+RgqFuY=";
+      name = "de-vendor-nlohmann-json.patch";
+      # https://github.com/emsec/hal/pull/596
+      url = "https://github.com/emsec/hal/commit/f8337d554d80cfa2588512696696fd4c878dd7a3.patch";
+      hash = "sha256-QjgvcduwbFccC807JFOevlTfO3KiL9T3HSqYmh3sXAQ=";
     })
     (fetchpatch {
-      name = "hal-fix-fmt-10.1-compat.patch";
-      # https://github.com/emsec/hal/pull/530
-      url = "https://github.com/emsec/hal/commit/b639a56b303141afbf6731b70b7cc7452551f024.patch";
-      hash = "sha256-a7AyDEKkqdbiHpa4OHTRuP9Yewb3Nxs/j6bwez5m0yU=";
-    })
-    (fetchpatch {
-      name = "fix-gcc-13-build.patch";
-      # https://github.com/emsec/hal/pull/557
-      url = "https://github.com/emsec/hal/commit/831b1a7866aa9aabd55ff288c084862dc6a138d8.patch";
-      hash = "sha256-kB/sJJtLGl5PUv+mmWVpee/okkJzp5HF0BCiCRCcTKw=";
+      name = "fix-vendored-igraph-regression.patch";
+      # https://github.com/emsec/hal/pull/596
+      url = "https://github.com/emsec/hal/commit/fe1fe74719ab4fef873a22e2b28cce0c57d570e0.patch";
+      hash = "sha256-bjbW4pr04pP0TCuSdzPcV8h6LbLWMvdGSf61RL9Ju6E=";
     })
+    ./4.4.1-newer-spdlog-fmt-compat.patch
   ];
 
   # make sure bundled dependencies don't get in the way - install also otherwise
@@ -105,9 +67,11 @@ in stdenv.mkDerivation rec {
     qtsvg
     boost
     rapidjson
-    igraph'
+    igraph
+    nlohmann_json
     spdlog
     graphviz
+    verilator
     z3
     quazip
   ]
@@ -129,12 +93,16 @@ in stdenv.mkDerivation rec {
     "-DUSE_VENDORED_SPDLOG=off"
     "-DUSE_VENDORED_QUAZIP=off"
     "-DUSE_VENDORED_IGRAPH=off"
+    "-DUSE_VENDORED_NLOHMANN_JSON=off"
     "-DBUILD_ALL_PLUGINS=on"
   ];
   # needed for macos build - this is why we use wrapQtAppsHook instead of
   # the qt mkDerivation - the latter forcibly overrides this.
   cmakeBuildType = "MinSizeRel";
 
+  # https://github.com/emsec/hal/issues/598
+  NIX_CFLAGS_COMPILE = lib.optional stdenv.hostPlatform.isAarch64 "-flax-vector-conversions";
+
   # some plugins depend on other plugins and need to be able to load them
   postFixup = lib.optionalString stdenv.hostPlatform.isLinux ''
     find $out/lib/hal_plugins -name '*.so*' | while read -r f ; do