docs(qbittorrent): Added Qbitrr as a 3rd party tool (#1522)

docs/Downloaders/qBittorrent/3rd-party-tools.md

@@ -21,6 +21,33 @@ This is a program used to manage your qBittorrent instance such as:
 
 ------
 
+## Qbitrr
+
+This is a program used to manage your qBittorrent instance and Arr instances
+
+Features
+
+- Monitor qBit for Stalled/bad entries and delete them then blacklist them on Arrs (Option to also trigger a re-search action).
+- Monitor qBit for completed entries and tell the appropriate Arr instance to import it ( 'DownloadedMoviesScan' or 'DownloadedEpisodesScan' commands).
+- Skip files in qBit entries by extension, folder or regex.
+- Monitor completed folder and cleans it up.
+- Uses ffprobe to ensure downloaded entries are valid media.
+- Trigger periodic Rss Syncs on the appropriate Arr instances.
+- Trigger Queue update on appropriate Arr instances.
+- Search requests from Overseerr or Ombi.
+- Auto add/remove trackers
+- Set per tracker values
+- Also supports Sonarr v4
+
+This section requires the Arr databases to be locally available.
+
+- Monitor Arr's databases to trigger missing episode searches.
+- Customizable year range to search for (at a later point will add more option here, for example search whole series/season instead of individual episodes, search by name, category etc).
+
+[Qbitrr](https://github.com/Feramance/Qbitrr){:target="_blank" rel="noopener noreferrer"}
+
+------
+
 ## qbittorrent-cli
 
 A cli to manage qBittorrent. Add torrents, reannounce and import from other clients.