diff --git a/README.md b/README.md
index 6002232c3..aef574e80 100644
--- a/README.md
+++ b/README.md
@@ -295,6 +295,7 @@ Developer note: The software implements the [Torznab](https://github.com/Sonarr/
  * HDCenter
  * HDChina (HDWing)
  * HDCity
+ * HDDisk (HDD)
  * HDHome (HDBigger)
  * HDME
  * HDRoute
diff --git a/src/Jackett.Common/Definitions/hddisk.yml b/src/Jackett.Common/Definitions/hddisk.yml
new file mode 100644
index 000000000..004880826
--- /dev/null
+++ b/src/Jackett.Common/Definitions/hddisk.yml
@@ -0,0 +1,163 @@
+---
+  site: hddisk
+  name: HDDisk
+  description: "HDDisk (HDD) is a CHINESE Private Torrent Tracker for HD MOVIES / TV"
+  language: zh-cn
+  type: private
+  encoding: UTF-8
+  links:
+    - https://hddisk.life/
+
+  caps:
+    categorymappings:
+      - {id: 401, cat: Movies, desc: "Movies/电影"}
+      - {id: 404, cat: TV/Documentary, desc: "Documentaries/纪录片"}
+      - {id: 405, cat: TV/Anime, desc: "Animations/动漫"}
+      - {id: 402, cat: TV, desc: "TV Series/电视剧"}
+      - {id: 422, cat: Console, desc: "Games/游戏"}
+      - {id: 406, cat: Audio/Video, desc: "MusicVideo/MV演唱会"}
+      - {id: 407, cat: TV/Sport, desc: "Sports/体育"}
+      - {id: 409, cat: PC, desc: "Software/软件"}
+      - {id: 408, cat: Audio, desc: "HQ Audio/音乐"}
+      - {id: 423, cat: TV, desc: "TV Shows/综艺"}
+      - {id: 424, cat: Other, desc: "Other/其他"}
+
+    modes:
+      search: [q]
+      tv-search: [q, season, ep, imdbid]
+      movie-search: [q, imdbid]
+
+  settings:
+    - name: username
+      type: text
+      label: Username
+    - name: password
+      type: password
+      label: Password
+    - name: sort
+      type: select
+      label: Sort requested from site
+      default: "4"
+      options:
+        "4": "created"
+        "7": "seeders"
+        "5": "size"
+        "1": "title"
+    - name: type
+      type: select
+      label: Order requested from site
+      default: "desc"
+      options:
+        "desc": "desc"
+        "asc": "asc"
+
+  login:
+    path: login.php
+    method: form
+    form: form[action="takelogin.php"]
+    captcha:
+      type: image
+      selector: img[alt="CAPTCHA"]
+      input: imagestring
+    inputs:
+      username: "{{ .Config.username }}"
+      password: "{{ .Config.password }}"
+      logout: ""
+      securelogin: ""
+      ssl: yes
+      trackerssl: yes
+    error:
+      - selector: td.embedded:has(h2:contains("失败"))
+      - selector: td.embedded:has(h2:contains("登录失败"))
+    test:
+      path: index.php
+      selector: a[href="logout.php"]
+
+  search:
+    paths:
+      - path: torrents.php
+    inputs:
+      $raw: "{{ range .Categories }}cat{{.}}=1&{{end}}"
+      search: "{{ if .Query.IMDBID }}{{ .Query.IMDBID }}{{else}}{{ .Keywords }}{{end}}"
+      # 0 incldead 1 active 2 dead
+      incldead: 0
+      # 0 all 1 normal 2 free 3 2x 4 2xfree 5 50% 6 2x50% 7 30%
+      spstate: 0
+      # 0 title 1 descr 3 uploaded 4 imdburl
+      search_area: "{{ if .Query.IMDBID }}4{{else}}0{{end}}"
+      # 0 AND 1 OR 2 exact
+      search_mode: 0
+      sort: "{{ .Config.sort }}"
+      type: "{{ .Config.type }}"
+
+    rows:
+      selector: table.torrents > tbody > tr:has(table.torrentname)
+
+    fields:
+      category:
+        selector: a[href^="?cat="]
+        attribute: href
+        filters:
+          - name: querystring
+            args: cat
+      title:
+        selector: a[href^="details.php?id="]
+      title:
+        optional: true
+        selector: a[title][href^="details.php?id="]
+        attribute: title
+      details:
+        selector: a[href^="details.php?id="]
+        attribute: href    
+      download:
+        selector: a[href^="download.php?id="]
+        attribute: href
+      imdb:
+        optional: true
+        selector: a[href*="www.imdb.com/title/tt"]
+        attribute: href
+      date:
+        # time type: time elapsed (default)
+        selector: td:nth-child(4) > span[title]
+        attribute: title
+        optional: true
+        filters:
+          - name: append
+            args: " +08:00"
+          - name: dateparse
+            args: "2006-01-02 15:04:05 -07:00"
+      date:
+        # time added
+        selector: td:nth-child(4):not(:has(span))
+        optional: true
+        filters:
+          - name: append
+            args: " +08:00"
+          - name: dateparse
+            args: "2006-01-0215:04:05 -07:00"
+      size:
+        selector: td:nth-child(5)
+      seeders:
+        selector: td:nth-child(6)
+      leechers:
+        selector: td:nth-child(7)
+      grabs:
+        selector: td:nth-child(8)
+      downloadvolumefactor:
+        case:
+          img.pro_free: 0
+          img.pro_free2up: 0
+          img.pro_50pctdown: 0.5
+          img.pro_50pctdown2up: 0.5
+          img.pro_30pctdown: 0.3
+          "*": 1
+      uploadvolumefactor:
+        case:
+          img.pro_50pctdown2up: 2
+          img.pro_free2up: 2
+          img.pro_2up: 2
+          "*": 1
+      description:
+        selector: td:nth-child(2)
+        remove: a, img
+# NexusPHP Standard v1.5 Beta 4