Elias Lackner

Upload Directory Cleaner scans through your WordPress upload directory searching for all files not being registered in your Media Library. After the scan, choose which files to delete from the list showing all unregistered files.
Features:
<ul>
<li>Archive Directory</li>
<li>Scan Directory (Settings: Exclude top-level directories and files from the scan or add custom ignore strings.)</li>
<li>Delete Files (Settings: Keep Thumbnails, Delete Empty Directories)</li>
</ul>

Upload Directory Cleaner

The UDC plugin allows you to scan and delete all unregistered files from your Wordpress upload directory.

glomberg

CleanTalk bbPress spam scanner is an add-on for <a href="https://wordpress.org/plugins/cleantalk-spam-protect/" rel="ugc">CleanTalk Anti-Spam Plugin</a> and extends its capabilities. The plugin is designed to help you find and move to trash all existing bbPress spam topics.
The plugin scans all bbPress topics and checks the author parameters through the CleanTalk database. After scanning, you will receive a list of all found spam topics and you can choose which of them to move to the trash or move them all at once.

CleanTalk bbPress spam scanner

Check existing bbPress topics for spam and move to trash all found spam.

Upload Directory Cleaner vs CleanTalk bbPress spam scanner