It's called FrostWire, and it wasn't created by the original company, more of a homage, and just uses the BitTorrent protocol now.
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Support FrostWire Development with a donation
https://www.frostwire.com/give
What’s new:
* Option to turn off auto-pasting URLs and magnets in the clipboard to search textbox
* JDK 17 compatibility update, bleeding edge Java Technology
* Includes JDK 17 runtime on all installers. Linux installers now include JDK runtime. No more Java not found issues for Linux users
* Telluride Cloud Video Downloader build 18 update
Support libraries updated:
com.squareup.okhttp3:okhttp:4.9.2 faster HTTP connections means faster search, faster HTTP downloads
com.google.re2j:re2j:1.6 faster Regular Expressions, faster search results
com.google.code.gson:gson:2.8.8 faster JSON parsing, faster search results
org.junit.jupiter:junit-jupiter:5.8.1 updated testing framework
just to rule out that this is a protocol level throttle, could you please try with FrostWire? Not asking you to switch clients, just to test. FrostWire uses the latest libtorrent source code available. If you do, please let me know if you had the same issue, or if you didn't have any issues with speed anymore. -FrostWire Team
https://www.frostwire.com/downloads
Available for Windows, Mac, Linux and Android
try FrostWire, available for Windows, Mac, Linux and Android.
Open sourced and runs on the latest libtorrent library, qBittorrent takes longer to integrate libtorrent improvements.
It comes with built-in search, no need to deal with popups, web miners, pop-unders and figuring out what the actual torrent/magnet link is.