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. Supports 43 Languages.
BitComet是基于BitTorrent協議的p2p免費軟件；高效的網絡內核，多任務同時下載依然保持很少的CPU內存占用；支持對一個Torrent中的文件有選擇的下載；磁盤緩存技術，有效減小高速隨機讀寫對硬盤的損傷；只需一個監聽端口即可滿足所有下載需要；自動保存下載狀態，續傳無需再次掃描文件，作種子也無需掃描文件；支持多Tracker協議；綠色軟件，不需安裝，僅運行時關聯.torrent文件；多語言界面。原名SimpleBT。支持43種語言。
BitComet v0.87 2007.05.08
界面改進：打開torrent文件時，在任務屬性對話框可直接將任務加入種子市場我的共享列表
界面改進：種子市場我的共享列表右鍵菜單增加了查看種子文件對應任務的操作
界面改進：種子市場他人共享列表在工具欄上添加了篩選功能
界面改進：收藏夾里的種子市場他人共享節點會顯示找到的種子文件數目
界面改進：添加全局選項對話框BT任務設置欄，可啟用允許BT任務訪問服務器查詢HTTP/FTP輔助下載源
界面改進：文件菜單增加了任務列表和全局選項導入導出功能
界面改進：任務列表右鍵菜單增加了任務重命名功能
界面改進：當磁盤空間不足等情況造成任務運行出錯時，只要把鼠標懸浮在任務名稱左邊的紅叉圖標上，就會在氣泡里顯示詳細的錯誤信息
界面改進：當鼠標懸浮在任務列表的評論區域上時，會在氣泡里顯示該任務的評分和評分人數
界面改進：新加快捷鍵：Ctrl+Home/End 將選中的任務移動到任務列表頭/尾
界面改進：轉動鼠標滾輪可自動對鼠標所在位置處的視圖進行翻頁操作
界面改進：選項對話框里添加了允許自動上傳視頻文件截圖的設置項
界面改進：新增防范局域網ARP欺騙攻擊的功能，可在選項對話框里啟用
界面改進：全新設計的BitComet資源瀏覽器，可以提高從BitComet中瀏覽網頁的加載速度。移除了原來的BitComet內嵌網頁瀏覽器，增強BitComet穩定性。
界面改進：優化了任務摘要顯示的信息
界面改進：Windows任務欄上的BitComet窗口按鈕右鍵菜單添加了"最小化到系統托盤"操作
界面改進：刪除任務對話框里的刪除下載文件選項改用紅色字體顯示
界面修正：切換界面顯示語言后，"視圖/下載列表/顯示列"子菜單失效
界面修正：啟用低于指定下載速度就自動啟動排隊中的任務時，會造成所有任務都顯示為在排隊
界面修正：當任務列表顯示的不是回收站里的任務時，回收站右鍵菜單里的清空回收站命令會刪除當前所有任務
核心修正：修復了個別情況下的內存泄漏
核心修正：不能正確處理某些BT任務中的0字節文件
Changes in version 0.87; 2007.05.08:
GUI Improved: add an option in BT task properties dialog to add this torrent file to my shared torrent list
GUI Improved: add "view task" command to the context menu of my shared torren list
GUI Improved: add a filter in the toolbar of peer shared torrent list
GUI Improved: display peer shared torrent file number in peer shared node of fav list
GUI Improved: add an option to enable BT task search for HTTP/FTP download source in perferences dialog
GUI Improved: add commands to import/export task list and global settings under file menu
GUI Improved: add "rename task" function in context menu of task list
GUI Improved: detail error information will be displayed in tooltip when mouse cursor hover on the red-cross icon of a task which encounter error like disk full
GUI Improved: task rating information will be displayed in tooltip when mouse cursor hover on comment region of the task list
GUI Improved: add hotkey Ctrl+Home/End to move selected tasks to the top/bottom of task list
GUI Improved: support scroll information in all panes on which the mouse cursor is hovering by rolling mouse wheel
GUI Improved: add an options in perferences dialog to enable submit video file snapshot after task download finish
GUI Improved: add an options in perferences dialog to enable protection against ARP cheating attack from LAN
GUI Improved: new designed BitComet resource browser to accelerate open web page from BitComet
GUI Improved: improve displayed information layout in task summary pane
GUI Improved: add "minimize to system tray" to system menu of BitComet button in windows taskbar
GUI Improved: delete file check box in task delete dialog is displayed in red color
GUI Bugfix: View/download list/Columns menu does not work after switch UI language
GUI Bugfix: all tasks will be displayed as in queue if enabled auto-start task when download rate below specified value
GUI Bugfix: all tasks displayed in task list will be removed if launch clear recycle bin in recycle bin context menu even they are not in recycle bin
Core Bugfix: fix a bug sometimes lead to memory leakage
Core Bugfix: handle some BT task with zero-size file incorrectly