diff --git a/Find Unique Titles/dist/find.unique.titles.user.js b/Find Unique Titles/dist/find.unique.titles.user.js
index cd48572..536b1f3 100644
--- a/Find Unique Titles/dist/find.unique.titles.user.js	
+++ b/Find Unique Titles/dist/find.unique.titles.user.js	
@@ -944,16 +944,17 @@
       });
       var _utils_utils__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__("./src/utils/utils.ts");
       var _tracker__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__("./src/trackers/tracker.ts");
-      var common_dom__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__("../common/dist/dom/index.mjs");
-      var common_http__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__("../common/dist/http/index.mjs");
+      var common_dom__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__("../common/dist/dom/index.mjs");
       var common_logger__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__("../common/dist/logger/index.mjs");
+      var common_searcher__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__("../common/dist/searcher/index.mjs");
+      var common_trackers__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__("../common/dist/trackers/index.mjs");
       const isExclusive = element => {
         const exclusiveLink = element.querySelector('a[href="/browse.php?exclusive=1"]');
         return null != exclusiveLink;
       };
       function parseTorrent(element) {
         const size = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseSize)(element.querySelector("td:nth-child(6)")?.textContent);
-        const title = element.querySelector(".browse_td_name_cell a")?.textContent.trim();
+        const title = element.querySelector(".browse_td_name_cell a")?.textContent?.trim();
         const resolution = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseResolution)(title);
         const tags = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseTags)(title);
         return {
@@ -964,7 +965,7 @@
         };
       }
       function parseCategory(element) {
-        const category = element.querySelector(".catcell a").getAttribute("href").replace("?cat=", "");
+        const category = element.querySelector(".catcell a")?.getAttribute("href")?.replace("?cat=", "");
         switch (category) {
          case "1":
           return _tracker__WEBPACK_IMPORTED_MODULE_1__.Category.MOVIE;
@@ -1007,7 +1008,7 @@
               yield null;
             }
             const imdbId = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseImdbId)(element.querySelector("a[data-imdb-link]")?.getAttribute("data-imdb-link"));
-            const {title, year} = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseYearAndTitle)(element.children[2].querySelector("a").textContent);
+            const {title, year} = (0, _utils_utils__WEBPACK_IMPORTED_MODULE_0__.parseYearAndTitle)(element.children[2].querySelector("a")?.textContent);
             yield {
               torrents: [ parseTorrent(element) ],
               dom: [ element ],
@@ -1018,7 +1019,7 @@
             };
           } catch (e) {
             console.trace(e);
-            common_logger__WEBPACK_IMPORTED_MODULE_2__.logger.info("{0} Error occurred while parsing torrent: " + e, this.name());
+            common_logger__WEBPACK_IMPORTED_MODULE_2__.logger.info("[{0}] Error occurred while parsing torrent: " + e, this.name());
             yield null;
           }
         }
@@ -1027,13 +1028,19 @@
         }
         async search(request) {
           if (!request.imdbId) return _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.NOT_CHECKED;
-          const queryUrl = "https://hdbits.org/browse.php?c3=1&c1=1&c2=1&tagsearchtype=or&imdb=" + request.imdbId + "&sort=size&h=8&d=DESC";
-          const result = await (0, common_http__WEBPACK_IMPORTED_MODULE_3__.fetchAndParseHtml)(queryUrl);
-          return result.querySelector("#resultsarea").textContent.includes("Nothing here!") ? _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.NOT_EXIST : _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.EXIST;
+          const result = await (0, common_searcher__WEBPACK_IMPORTED_MODULE_3__.search)(common_trackers__WEBPACK_IMPORTED_MODULE_4__.HDb, {
+            movie_title: "",
+            movie_imdb_id: request.imdbId
+          });
+          if (result == common_searcher__WEBPACK_IMPORTED_MODULE_3__.SearchResult.LOGGED_OUT) return _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.NOT_LOGGED_IN;
+          return result == common_searcher__WEBPACK_IMPORTED_MODULE_3__.SearchResult.NOT_FOUND ? _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.NOT_EXIST : _tracker__WEBPACK_IMPORTED_MODULE_1__.SearchResult.EXIST;
         }
         insertTrackersSelect(select) {
-          document.querySelector("#moresearch3 > td:nth-child(2)").innerHTML += "<br><br>Find unique for:<br>";
-          (0, common_dom__WEBPACK_IMPORTED_MODULE_4__.addChild)(document.querySelector("#moresearch3 > td:nth-child(2)"), select);
+          const targetElement = document.querySelector("#moresearch3 > td:nth-child(2)");
+          if (targetElement) {
+            targetElement.innerHTML += "<br><br>Find unique for:<br>";
+            (0, common_dom__WEBPACK_IMPORTED_MODULE_5__.addChild)(targetElement, select);
+          } else common_logger__WEBPACK_IMPORTED_MODULE_2__.logger.info("[{0}] Can add search select", this.name());
         }
       }
     },
@@ -2706,13 +2713,13 @@
         return results[0];
       };
       const parseResolution = text => {
+        if (!text) return;
         const resolutionsAndAliases = {
           SD: [ "sd", "pal", "ntsc" ],
           HD: [ "720p", "hd" ],
           FHD: [ "1080p", "fhd", "full_hd" ],
           UHD: [ "2160p", "uhd", "4k" ]
         };
-        if (!text) return;
         for (let resolution in resolutionsAndAliases) {
           let aliases = resolutionsAndAliases[resolution];
           for (let alias of aliases) if (text.includes(alias)) return resolution;
@@ -2765,6 +2772,10 @@
         return tags;
       };
       const parseYearAndTitle = title => {
+        if (!title) return {
+          title: void 0,
+          year: void 0
+        };
         const regex = /^(.*?)\s+\(?(\d{4})\)?\s+(.*)/;
         const match = title.match(regex);
         if (match) {
@@ -3013,6 +3024,7 @@
     "../common/dist/trackers/index.mjs": (__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
       __webpack_require__.d(__webpack_exports__, {
         Aither: () => Aither,
+        HDb: () => HDb,
         KG: () => KG,
         MTV: () => MTV,
         MTV_TV: () => MTV_TV,
@@ -3026,6 +3038,13 @@
         positiveMatch: true,
         both: true
       };
+      const HDb = {
+        name: "HDb",
+        searchUrl: "https://hdbits.org/browse.php?c1=1&c2=1&c3=1&c4=1&c5=1&c7=1&c8=1&imdb=%tt%",
+        loggedOutRegex: /Make sure your passcode generating|nginx/,
+        matchRegex: /Nothing here!/,
+        both: true
+      };
       const KG = {
         name: "KG",
         searchUrl: "https://karagarga.in/browse.php?sort=added&search=%nott%&search_type=imdb&d=DESC",
diff --git a/Find Unique Titles/src/trackers/HDB.ts b/Find Unique Titles/src/trackers/HDB.ts
index f1918bb..23591d2 100644
--- a/Find Unique Titles/src/trackers/HDB.ts	
+++ b/Find Unique Titles/src/trackers/HDB.ts	
@@ -14,8 +14,9 @@ import {
   tracker,
 } from "./tracker";
 import { addChild } from "common/dom";
-import { fetchAndParseHtml } from "common/http";
 import { logger } from "common/logger";
+import { search, SearchResult as SR } from "common/searcher";
+import { HDb as HDBTracker } from "common/trackers";
 
 const isExclusive = (element: HTMLElement) => {
   const exclusiveLink = element.querySelector(
@@ -30,7 +31,7 @@ function parseTorrent(element: HTMLElement): Torrent {
   );
   const title = element
     .querySelector(".browse_td_name_cell a")
-    ?.textContent!!.trim();
+    ?.textContent?.trim();
   const resolution = parseResolution(title);
   const tags = parseTags(title);
 
@@ -45,8 +46,8 @@ function parseTorrent(element: HTMLElement): Torrent {
 function parseCategory(element: HTMLElement) {
   const category = element
     .querySelector(".catcell a")
-    .getAttribute("href")
-    .replace("?cat=", "");
+    ?.getAttribute("href")
+    ?.replace("?cat=", "");
   switch (category) {
     case "1":
       return Category.MOVIE;
@@ -98,7 +99,7 @@ export default class HDB implements tracker {
         );
 
         const { title, year } = parseYearAndTitle(
-          element.children[2].querySelector("a")!!.textContent
+          element.children[2].querySelector("a")?.textContent
         );
 
         yield {
@@ -112,7 +113,7 @@ export default class HDB implements tracker {
       } catch (e) {
         console.trace(e);
         logger.info(
-          "{0} Error occurred while parsing torrent: " + e,
+          "[{0}] Error occurred while parsing torrent: " + e,
           this.name()
         );
         yield null;
@@ -126,26 +127,23 @@ export default class HDB implements tracker {
 
   async search(request: Request): Promise<SearchResult> {
     if (!request.imdbId) return SearchResult.NOT_CHECKED;
-    const queryUrl =
-      "https://hdbits.org/browse.php?c3=1&c1=1&c2=1&tagsearchtype=or&imdb=" +
-      request.imdbId +
-      "&sort=size&h=8&d=DESC";
-
-    const result = await fetchAndParseHtml(queryUrl);
-
-    return result
-      .querySelector("#resultsarea")
-      .textContent.includes("Nothing here!")
-      ? SearchResult.NOT_EXIST
-      : SearchResult.EXIST;
+    const result = await search(HDBTracker, {
+      movie_title: "",
+      movie_imdb_id: request.imdbId,
+    });
+    if (result == SR.LOGGED_OUT) return SearchResult.NOT_LOGGED_IN;
+    return result == SR.NOT_FOUND ? SearchResult.NOT_EXIST : SearchResult.EXIST;
   }
 
   insertTrackersSelect(select: HTMLElement): void {
-    document.querySelector("#moresearch3 > td:nth-child(2)").innerHTML +=
-      "<br><br>Find unique for:<br>";
-    addChild(
-      document.querySelector("#moresearch3 > td:nth-child(2)") as HTMLElement,
-      select
+    const targetElement = document.querySelector(
+      "#moresearch3 > td:nth-child(2)"
     );
+    if (targetElement) {
+      targetElement.innerHTML += "<br><br>Find unique for:<br>";
+      addChild(targetElement as HTMLElement, select);
+    } else {
+      logger.info("[{0}] Can add search select", this.name());
+    }
   }
 }
diff --git a/Find Unique Titles/src/utils/utils.ts b/Find Unique Titles/src/utils/utils.ts
index 1508195..87c6be3 100644
--- a/Find Unique Titles/src/utils/utils.ts	
+++ b/Find Unique Titles/src/utils/utils.ts	
@@ -36,13 +36,13 @@ export const parseImdbId = (text: string) => {
 };
 
 export const parseResolution = (text: string): Resolution | undefined => {
+  if (!text) return undefined;
   const resolutionsAndAliases: Record<Resolution, string[]> = {
     SD: ["sd", "pal", "ntsc"],
     HD: ["720p", "hd"],
     FHD: ["1080p", "fhd", "full_hd"],
     UHD: ["2160p", "uhd", "4k"],
   };
-  if (!text) return undefined;
   for (let resolution in resolutionsAndAliases) {
     let aliases = resolutionsAndAliases[resolution as keyof typeof Resolution];
     for (let alias of aliases) {
@@ -96,7 +96,7 @@ export const parseCodec = (title: string) => {
 
 export const parseTags = (title: string) => {
   const tags: string[] = [];
-  if (!title) return tags
+  if (!title) return tags;
   if (title.toLowerCase().includes("remux")) tags.push("Remux");
   if (title.replaceAll(new RegExp("HDRip", "gi"), "").includes("HDR"))
     tags.push("HDR");
@@ -105,7 +105,8 @@ export const parseTags = (title: string) => {
   return tags;
 };
 
-export const parseYearAndTitle = (title: string) => {
+export const parseYearAndTitle = (title: string | undefined) => {
+  if (!title) return { title: undefined, year: undefined };
   const regex = /^(.*?)\s+\(?(\d{4})\)?\s+(.*)/;
   const match = title.match(regex);
 
@@ -142,4 +143,4 @@ export const parseContainerAndFormat = (
   }
 
   return result;
-};
\ No newline at end of file
+};