diff --git a/src-slider_io/src/device/config.rs b/src-slider_io/src/device/config.rs
index 03de3f3..060fd6e 100644
--- a/src-slider_io/src/device/config.rs
+++ b/src-slider_io/src/device/config.rs
@@ -5,6 +5,7 @@ pub enum HardwareSpec {
   TasollerOne,
   TasollerTwo,
   Yuancon,
+  Yubideck,
 }
 
 #[derive(Debug, Clone)]
@@ -47,6 +48,10 @@ impl DeviceMode {
         spec: HardwareSpec::Yuancon,
         disable_air: v["disableAirStrings"].as_bool()?,
       },
+      "yubideck" => DeviceMode::Hardware {
+        spec: HardwareSpec::Yubideck,
+        disable_air: v["disableAirStrings"].as_bool()?,
+      },
       "diva" => DeviceMode::DivaSlider {
         port: v["divaSerialPort"].as_str()?.to_string(),
         brightness: u8::try_from(v["divaBrightness"].as_i64()?).ok()?,
diff --git a/src-slider_io/src/device/hid.rs b/src-slider_io/src/device/hid.rs
index 40bdfbd..4b4a62a 100644
--- a/src-slider_io/src/device/hid.rs
+++ b/src-slider_io/src/device/hid.rs
@@ -190,6 +190,49 @@ impl HidJob {
           }
         },
       ),
+      HardwareSpec::Yubideck => Self::new(
+        state.clone(),
+        0x1973,
+        0x2001,
+        0x81, // Need to confirm
+        0x02, // Need to confirm
+        *disable_air,
+        |buf, input| {
+          if buf.len != 45 {
+            return;
+          }
+
+          input.ground.copy_from_slice(&buf.data[2..34]);
+          for i in 0..6 {
+            input.air[i ^ 1] = (buf.data[0] >> i) & 1;
+          }
+          for i in 0..3 {
+            input.extra[2 - i] = (buf.data[1] >> i) & 1;
+          }
+        },
+        WriteType::Interrupt,
+        |buf, lights| {
+          buf.len = 62;
+          let lights_nibbles: Vec<u8> = lights
+            .ground
+            .chunks(3)
+            .rev()
+            .flat_map(|x| x.iter().map(|y| *y >> 4))
+            .chain([0, 0, 0])
+            .collect();
+
+          for (buf_chunk, state_chunk) in buf
+            .data
+            .chunks_mut(3)
+            .take(16)
+            .zip(lights_nibbles.chunks(6))
+          {
+            buf_chunk[0] = (state_chunk[0]) | (state_chunk[1] << 4);
+            buf_chunk[1] = (state_chunk[2]) | (state_chunk[3] << 4);
+            buf_chunk[2] = (state_chunk[4]) | (state_chunk[5] << 4);
+          }
+        },
+      ),
     }
   }
 
diff --git a/src/App.svelte b/src/App.svelte
index 736025f..bd19af1 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -181,6 +181,7 @@
           <option value="tasoller-one">GAMO2 Tasoller, 1.0 HID Firmware</option>
           <option value="tasoller-two">GAMO2 Tasoller, 2.0 HID Firmware</option>
           <option value="yuancon">Yuancon Laverita, HID Firmware</option>
+          <option value="yubideck">大四 / Yubideck, HID Firmware</option>
           <option value="diva">Slider over Serial</option>
           <option value="brokenithm">Brokenithm</option>
           <option value="brokenithm-led">Brokenithm + Led</option>
@@ -188,7 +189,7 @@
         </select>
       </div>
     </div>
-    {#if deviceMode.slice(0, 8) === "tasoller" || deviceMode.slice(0, 7) === "yuancon" || (deviceMode.slice(0, 10) === "brokenithm" && deviceMode !== "brokenithm-nostalgia")}
+    {#if deviceMode.slice(0, 8) === "tasoller" || deviceMode.slice(0, 7) === "yuancon" || deviceMode.slice(0, 8) === "yubideck" || (deviceMode.slice(0, 10) === "brokenithm" && deviceMode !== "brokenithm-nostalgia")}
       <div class="row">
         <div class="label" />
         <div class="input">