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.

Changes in version 0.91, 2007.07.19:
GUI Improved: double click un-downloaded torrent file in my shared torrent list to start download it
GUI Improved: restore option: add .bc! file extension to unfinished file
GUI Improved: new function in context menu of BT task file list: search ED2K link for selected file
GUI Improved: add real-time sort to task list. enable it from View menu
GUI Improved: new operation in context menu of peer shared torrent list: "add to my share list"
GUI Improved: new status icon for BT task downloading torrent file in task list
GUI Improved: add torrent publish date info to torrent share list
GUI Improved: right click torrent share list header to choose displayed column
GUI Improved: a notifier window will display after add a BC link task
GUI Improved: add file category combo list to torrent share list toolbar
GUI Improved: support multi key words in peer shared torrent list filter, separated by sapce
GUI Improved: torrent file name in torrent share list will be displayed in infotip when mouse hover on it if too long
GUI Improved: specify ED2K link from context menu in file list of BT task, to help ED plugin search ED download resource
GUI Improved: when double click .bc! file, prompt to open the unfinished file using the program associated with the original file without .bc! suffix
GUI Improved: right click toolbar of main window to choose displayed buttons, or using View/Toolbar/Buttons menu
GUI Improved: enable auto adjust column width from View/Tasklist menu
GUI Improved: when HTTP/FTP task connection failed, detail error and retry info will be displayed in connection log
GUI Improved: add HTTP/FTP task error retry interval time option in perferences dialog
GUI Improved: restore allocate disk space before downloading option in perferences dialog
GUI Improved: display upload rate and left time in task list by default
GUI Improved: when available space of save location in BT task properties dialog is not enough, the available space size is displayed in red color
GUI Improved: add copy IP address to context menu of status bar in main window
GUI Improved: display task size, progress and preview button in history task list by default
GUI Bugfix: the order of tasks in queue does not match the order in tasklist when start all task from context menu of floating window
GUI Bugfix: the task number in fav list does not refresh when move task to a new category using context menu of tasklist
GUI Bugfix: the wildcard "(*)" does not work in add HTTP/FTP download group dialog
GUI Bugfix: the HTTP/FTP task in queue failed to stop when double click it in tasklist
GUI Bugfix: the wildcard "(*)" does not work in add HTTP/FTP download group dialog for FTP links
GUI Bugfix: when click cancel button of BT task properties dialog after torrent file downloaded from BC link, the BT task will not be removed
GUI Bugfix: unable to handle non-english character in publisher URL of BT task
Core Improved: support persistent seeding to seed finished torrents in background automatically without starting the task
Core Improved: support uploading rate limit for all persistent seeding, tweak in perferences dialog
Core Improved: support customize file download order for BT task, in BT task properties dialog
Core Improved: support patch TCP half-open limit in Windows Vista
Core Bugfix: program will lose respond for a while to flush disk cache when high-speed downloading HTTP/FTP file from LAN
Core Bugfix: ED plugin will upload invalid data in some situation
Core Bugfix: scheduler failed to resume download after stop tasks for 2 hour or longer
Core Bugfix: unfinished tasks will not auto-start at program startup if BitComet is not closed normally

BitComet(比特彗星)是一個完全免費的BitTorrent(BT)下載管理軟件,也稱BT下載客戶端,同時也是一個集BT/HTTP/FTP為一體的下載管理器.BitComet(比特彗星)擁有多項領先的BT下載技術,有邊下載邊播放的獨有技術,也有方便自然的使用界面.最新版又將BT技術應用到了普通的HTTP/FTP下載,可以通過BT技術加速您的普通下載.

界面改進：種子市場我的共享列表雙擊未下載的種子文件將提示是否需要下載
界面改進：恢復給未完成的文件添加.bc!后綴選項
界面改進：BT任務文件列表右鍵菜單里的新功能：搜索文件對應的ED2K鏈接
界面改進：任務列表添加了實時排序的功能，可在查看菜單里啟用
界面改進：種子市場他人共享列表右鍵菜單新操作："加入我的共享"
界面改進：更換了任務列表里BT任務正在下載torrent文件時的狀態圖標
界面改進：種子市場列表添加了種子文件發布日期信息
界面改進：種子市場列表標題右鍵菜單可自定義要顯示的欄目
界面改進：添加了BC鏈接下載任務后，會在屏幕右下角顯示提示窗口
界面改進：種子市場列表工具欄添加了分類選框
界面改進：種子市場他人共享列表支持多關鍵字篩選，適用空格分割多個關鍵字
界面改進：種子市場列表里種子文件名稱過長時，鼠標懸浮在文件名稱上就會在氣泡里顯示完整的文件名稱
界面改進：可在BT任務文件列表右鍵菜單里直接指定每個文件的ED2K鏈接，以便電驢插件尋找該文件的ED下載源
界面改進：在資源管理器里雙擊.bc!后綴的未下完文件，會詢問用戶是否使用該文件沒有加.bc!后綴時的關聯程序打開該文件
界面改進：可通過主窗口查看/工具欄/顯示按鈕菜單，或主窗口工具欄右鍵菜單自定義工具欄顯示的按鈕
界面改進：主窗口查看/任務列表菜單可設置是否啟用自動調整列寬功能
界面改進：HTTP/FTP任務連接失敗后，連接日志里將顯示詳細錯誤信息，以及重試次數
界面改進：選項對話框添加了HTTP/FTP任務錯誤重試間隔選項
界面改進：選項對話框恢復了任務下載時預分配磁盤空間的選項
界面改進：任務列表里的的上傳速度、剩余時間恢復為默認顯示
界面改進：BT任務屬性對話框里，若保存位置剩余空間不夠，則剩余空間大小顯示為紅色
界面改進：主窗口狀態欄外網IP信息區域的右鍵菜單添加了復制IP地址到剪貼板的操作
界面改進：歷史任務列表默認顯示任務大小、進度、預覽按鈕
界面修正：懸浮窗右鍵菜單啟動全部任務時，任務排隊順序和任務列表顯示順序不一致
界面修正：使用任務列表右鍵菜單將任務移動到新建類別后，收藏夾里的類別數目統計沒有及時刷新
界面修正：批量下載對話框里輸入鏈接時，通配符(*)失效
界面修正：任務列表里雙擊排隊的HTTP/FTP任務時，沒有停止該任務
界面修正：批量添加HTTP/FTP任務對話框里，輸入FTP鏈接時通配符(*)失效
界面修正：在BC鏈接下載torrent文件完成后顯示的任務屬性對話框里點擊取消，任務沒有被刪除
界面修正：無法正確處理BT任務屬性里的發布者URL里的漢字字符
核心改進：支持長效種子，已完成的任務無需啟動即可自動后臺作種，可在選項對話框里設置
核心改進：支持長效種子上傳總限速
核心改進：BT任務支持多文件按順序下載，可通過BT任務屬性對話框及文件列表右鍵菜單設置
核心改進：支持修改Windows Vista的TCP發起連接數上限，在選項對話框里設置
核心修正：局域網內高速HTTP/FTP下載時，個別情況下磁盤寫盤操作造成界面長時間無響應
核心修正：電驢插件在某些情況下會上傳無效數據
核心修正：時段限速功能在連續停止任務下載2小時或更長時間后，無法恢復下載
核心修正：非正常退出程序后，下次運行程序無法自動啟動上次還在運行的任務