A powerful C++ BitTorrent Client.

BitComet is a p2p file-sharing freeware fully compatible with Bittorrent, which is one of the most popular p2p protocol designed for high-speed distribution of 100MB or GB sized files. BitComet is a powerful, clean, fast, and easy-to-use bittorrent client. It supports simultaneous downloads, download queue, selected downloads in torrent package, fast-resume, chatting, disk cache, speed limits, port mapping, proxy, ip-filter, etc.

Features:

• Clean and free, without any adware or spyware.
• Completely new core written in C++, stable and fast, very low CPU usage.
• Multiple simultaneous downloads, ability to select download files in one torrent and set file priority.
• Ability to limit the upload speed as well as download speed.
• Intelligent Connection Optimize, Auto Optimization for different connections, runs well using all default settings.
• Intelligent Rate Control, optimize the upload distribution in order to get the max download rate.
• Intelligent Disk Cache, decrease the potential damage to the hard disk when high-speed downloading (>500KB/s) by decrease the read / write frequency, extra memory usage is the cost.
  Intelligent Disk Allocating, no long-time disk allocation, also decrease the disk fragment to almost zero.
• Intelligent Hash Scan, no time-consuming scanning when seeding / resume.
  Firewall and NAT Traversal, users behind differect NAT can now connect to each other.

What's New:

• GUI Improved: save the heights of task list pane and Torrent History pane separately
• GUI Improved: keep the tasks which occur downloading error together when sort task list by state
• GUI Improved: add confirm dialog when restore the display of hidden torrents in Peer Share list
• GUI Bugfix: Auto-Shutdown at specified time does not work
• GUI Bugfix: open URL using system default browser instead of IE
• GUI Bugfix: torrent file icon should not use the program icon
• GUI Bugfix: when adding new Torrent, all files will be downloaded instead of only selected
• GUI Bugfix: task position in the task list should not be changed when press Home/End
• GUI Bugfix: the setting of View - Task list - Show filter does not work when program starts
• Core Bugfix: handle torrent file not using UTF-8 encoding