diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index f241bbacbb07..b4a42f031ea5 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -14211,6 +14211,13 @@
     githubId = 9920871;
     name = "Monotoko";
   };
+  ktemkin = {
+    email = "kate@ktemk.in";
+    github = "ktemkin";
+    githubId = 1298105;
+    name = "Kate Temkin";
+    matrix = "@ktemkin:katesiria.org";
+  };
   ktf = {
     email = "giulio.eulisse@cern.ch";
     github = "ktf";
diff --git a/pkgs/by-name/yk/ykush/99-ykush.rules b/pkgs/by-name/yk/ykush/99-ykush.rules
new file mode 100644
index 000000000000..34cfc1e87a57
--- /dev/null
+++ b/pkgs/by-name/yk/ykush/99-ykush.rules
@@ -0,0 +1,14 @@
+# Yepkit YKUSH3.
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="f11b", MODE="0666"
+
+# Yepkit YKUSH2.
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="efed", MODE="0666"
+
+# Yepkit YKUSHXs
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="f0cd", MODE="0666"
+
+# Yepkit YKUSH(1).
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="f2f7", MODE="0666"
+
+# Yepkit YKUSH-legacy.
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="0042", MODE="0666"
diff --git a/pkgs/by-name/yk/ykush/package.nix b/pkgs/by-name/yk/ykush/package.nix
new file mode 100644
index 000000000000..778f19deee39
--- /dev/null
+++ b/pkgs/by-name/yk/ykush/package.nix
@@ -0,0 +1,56 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  libusb1,
+  runCommand,
+  versionCheckHook,
+}:
+stdenv.mkDerivation (final: {
+  pname = "ykushcmd";
+  version = "1.2.5";
+
+  buildInputs = [ libusb1 ];
+
+  src = fetchFromGitHub {
+    owner = "yepkit";
+    repo = "ykush";
+    tag = "${final.version}";
+    hash = "sha256-FbqlXh8A5hzpthBE3jZ1LLOMs4WcEGke3sOZi9vmZF8=";
+  };
+
+  installPhase = ''
+    runHook preInstall
+
+    install -D bin/ykushcmd $out/bin/ykushcmd
+    install -Dm444 ${./99-ykush.rules} $out/lib/udev/rules.d/99_ykush.rules
+
+    runHook postInstall
+  '';
+
+  nativeInstallCheckInputs = [ versionCheckHook ];
+  doInstallCheck = true;
+
+  passthru.tests = {
+    # We can't run any actual tests without hardware, but we can at least check the binary.
+    run-only = runCommand "${final.pname}-test" ''
+      ${final}/bin/ykushcmd -h | grep YKUSHCMD
+    '';
+  };
+
+  meta = {
+    description = "Control utility for YepKit USB hubs";
+    longDescription = ''
+      controls the features of YepKit USB hubs, allowing one to arbitrarily
+      turn ports on and off and otherwise control the hub.
+    '';
+    homepage = "https://github.com/Yepkit/ykush";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [
+      aiyion
+      ktemkin
+    ];
+    mainProgram = "ykushcmd";
+    platforms = lib.platforms.linux;
+  };
+})