Bittorrent Client

Bittorrent Client implementing BTP/1.0 plus select extensions (BEPs 0015, 0020, 0023, 0027)

Features

• qBittorrent-inspired GUI written using Qt5
• Supports multiple simultaneous torrent downloads/uploads
• Supported extensions: UDP Tracker Protocol, Peer ID Conventions, Compact Peer Lists, and Private Torrents
• Bencode parser (implemented using iterator-based parsing)
• Asynchronous I/O (TCP and UDP networking) support using Boost Asio, with event handling aided by Boost Signals2
• HTTP tracker support using Boost Beast
• Multithreading support allows handling of multiple torrents, connections to peers, downloads/uploads, and GUI interaction to maximise network and file I/O performance
• Simple network scheduling using a token bucket to control bandwidth
• Real-time data updates including torrent, tracker, download progress, and network transfer information
• Real-time network transfer speed graph implemented using QCustomPlot plotting library
• Torrent filtering based on trackers and sorting using any of the columns
• User-configurable network settings (TCP/UDP ports, max/min peers, max download/upload speed)
• Logging to console implemented using Emil Ernerfeldt's Loguru library
• Torrent piece and info_hash SHA1 hashing implemented using Stephan Brumme's Hashing library
• Supports Windows 10.

Screenshots

General GUI and real-time transfer speed tab:

Torrent creator:

Torrent file adder:

Real-time tracker info:

User-modifiable configuration settings:

Logging to console output: