diff --git a/pkgs/applications/misc/index-fm/default.nix b/pkgs/applications/misc/index-fm/default.nix
new file mode 100644
index 00000000000..328db965001
--- /dev/null
+++ b/pkgs/applications/misc/index-fm/default.nix
@@ -0,0 +1,52 @@
+{ lib
+, mkDerivation
+, fetchFromGitLab
+, cmake
+, extra-cmake-modules
+, breeze-icons
+, karchive
+, kcoreaddons
+, ki18n
+, kio
+, kirigami2
+, mauikit
+, qtmultimedia
+, qtquickcontrols2
+}:
+
+mkDerivation rec {
+  pname = "index";
+  version = "1.2.1";
+
+  src = fetchFromGitLab {
+    domain = "invent.kde.org";
+    owner = "maui";
+    repo = "index-fm";
+    rev = "v${version}";
+    sha256 = "1v6z44c88cqgr3b758yq6l5d2zj1vhlnaq7v8rrhs7s5dsimzlx8";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    extra-cmake-modules
+  ];
+
+  buildInputs = [
+    breeze-icons
+    karchive
+    kcoreaddons
+    ki18n
+    kio
+    kirigami2
+    mauikit
+    qtmultimedia
+    qtquickcontrols2
+  ];
+
+  meta = with lib; {
+    description = "Multi-platform file manager";
+    homepage = "https://invent.kde.org/maui/index-fm";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/development/libraries/mauikit/default.nix b/pkgs/development/libraries/mauikit/default.nix
new file mode 100644
index 00000000000..0ec814b7164
--- /dev/null
+++ b/pkgs/development/libraries/mauikit/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, mkDerivation
+, fetchFromGitLab
+, cmake
+, extra-cmake-modules
+, kio
+, qtbase
+, qtquickcontrols2
+, syntax-highlighting
+}:
+
+mkDerivation rec {
+  pname = "mauikit";
+  version = "1.2.1";
+
+  src = fetchFromGitLab {
+    domain = "invent.kde.org";
+    owner = "maui";
+    repo = "mauikit";
+    rev = "v${version}";
+    sha256 = "1wimbpbn9yqqdcjd59x83z0mw2fycjz09py2rwimfi8ldmvi5lgy";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    extra-cmake-modules
+  ];
+
+  buildInputs = [
+    kio
+    qtquickcontrols2
+    syntax-highlighting
+  ];
+
+  meta = with lib; {
+    homepage = "https://mauikit.org/";
+    description = "Free and modular front-end framework for developing fast and compelling user experiences";
+    license = licenses.lgpl2Plus;
+    maintainers = with maintainers; [ dotlambda ];
+    broken = lib.versionOlder qtbase.version "5.14.0";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 64e38928875..4fd4f37b55c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -23257,6 +23257,8 @@ in
   # Impressive, formerly known as "KeyJNote".
   impressive = callPackage ../applications/office/impressive { };
 
+  index-fm = libsForQt5.callPackage ../applications/misc/index-fm { };
+
   inkcut = libsForQt5.callPackage ../applications/misc/inkcut { };
 
   inkscape = callPackage ../applications/graphics/inkscape {
diff --git a/pkgs/top-level/qt5-packages.nix b/pkgs/top-level/qt5-packages.nix
index 336f58adf11..656a8a5c0f0 100644
--- a/pkgs/top-level/qt5-packages.nix
+++ b/pkgs/top-level/qt5-packages.nix
@@ -115,6 +115,8 @@ in (kdeFrameworks // plasma5 // plasma5.thirdParty // kdeApplications // qt5 //
 
   kpmcore = callPackage ../development/libraries/kpmcore { };
 
+  mauikit = callPackage ../development/libraries/mauikit { };
+
   mlt = callPackage ../development/libraries/mlt/qt-5.nix { };
 
   openbr = callPackage ../development/libraries/openbr { };