diff --git a/pkgs/development/python-modules/rich-argparse-plus/default.nix b/pkgs/development/python-modules/rich-argparse-plus/default.nix
new file mode 100644
index 000000000000..e152ce267f4c
--- /dev/null
+++ b/pkgs/development/python-modules/rich-argparse-plus/default.nix
@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, flit-core
+, rich
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "rich-argparse-plus";
+  version = "0.3.1.4";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "michelcrypt4d4mus";
+    repo = "rich-argparse-plus";
+    rev = "v${version}";
+    hash = "sha256-oF2wuvyLYwObVJ4fhJl9b/sdfmQ2ahgKkfd9ZwObfPw=";
+  };
+
+  nativeBuildInputs = [
+    flit-core
+  ];
+
+  propagatedBuildInputs = [
+    rich
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "rich_argparse_plus"
+  ];
+
+  disabledTests = [
+    # Tests are comparing CLI output
+    "test_spans"
+    "test_actions_spans_in_usage"
+    "test_boolean_optional_action_spans"
+    "test_usage_spans_errors"
+    "test_text_highlighter"
+    "test_default_highlights"
+  ];
+
+  meta = with lib; {
+    description = "Library to help formatting argparse";
+    homepage = "https://github.com/michelcrypt4d4mus/rich-argparse-plus";
+    changelog = "https://github.com/michelcrypt4d4mus/rich-argparse-plus/blob/${version}/CHANGELOG.md";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/tools/security/yaralyzer/default.nix b/pkgs/tools/security/yaralyzer/default.nix
new file mode 100644
index 000000000000..a384280c2f40
--- /dev/null
+++ b/pkgs/tools/security/yaralyzer/default.nix
@@ -0,0 +1,46 @@
+{ lib
+, python3
+, fetchFromGitHub
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "yaralyzer";
+  version = "0.9.0";
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "michelcrypt4d4mus";
+    repo = "yaralyzer";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-QsMO/fnHy4puuToUHSS05fWnXHdAVnWFFBVq3cb0Zj4=";
+  };
+
+  pythonRelaxDeps = [
+    "rich"
+  ];
+
+  nativeBuildInputs = with python3.pkgs; [
+    poetry-core
+    pythonRelaxDepsHook
+  ];
+
+  propagatedBuildInputs = with python3.pkgs; [
+    chardet
+    python-dotenv
+    rich
+    rich-argparse-plus
+    yara-python
+  ];
+
+  pythonImportsCheck = [
+    "yaralyzer"
+  ];
+
+  meta = with lib; {
+    description = "Tool to visually inspect and force decode YARA and regex matches";
+    homepage = "https://github.com/michelcrypt4d4mus/yaralyzer";
+    changelog = "https://github.com/michelcrypt4d4mus/yaralyzer/blob/${version}/CHANGELOG.md";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e8d2d057a1a8..26db9c75aa1f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -38865,6 +38865,8 @@ with pkgs;
 
   yara = callPackage ../tools/security/yara { };
 
+  yaralyzer = callPackage ../tools/security/yaralyzer { };
+
   yarGen = callPackage ../tools/security/yarGen { };
 
   yersinia = callPackage ../tools/security/yersinia { };
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b975adf84dc1..240153b8e10e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -10101,6 +10101,8 @@ self: super: with self; {
 
   rich = callPackage ../development/python-modules/rich { };
 
+  rich-argparse-plus = callPackage ../development/python-modules/rich-argparse-plus { };
+
   rich-click = callPackage ../development/python-modules/rich-click { };
 
   rich-rst = callPackage ../development/python-modules/rich-rst { };