Freesoftware and opensoftwares

优秀开源和免费软件下载网站有:
http://portableapps.com/
http://nirsoft.net/
http://www.pendriveapps.com/
http://www.downloadsquad.com/
http://www.osalt.com/

24 Killer Portable Apps For Your USB Flash Drive
http://www.downloadsquad.com/2008/09/02/24-killer-portable-apps-for-your-usb-flash-drive/


Database Browser(Portable Edition,支持Oracle, SQL Server,ODBC)
http://www.dbsoftlab.com/index.php/Freeware/Database-Browser.html


NetSetManagement (portable Edition) 方便切换多个IP和网关
http://www.pendriveapps.com/2008/03/31/netsetman-portable-network-settings-manager/


WinDirStatPortable(分析磁盘文件的占用情况)
http://portableapps.com/apps/utilities/windirstat_portable


PidginPortable(MSN, QQ等IM 客户端)
http://portableapps.com/apps/internet/pidgin_portable


EraserPortable(securely Delete file/folder)
http://portableapps.com/apps/utilities/eraser_portable


MyUninstaller(非常好用的卸载工具)
http://www.nirsoft.net/utils/myuninst.html


Sumatra PDF Portable (PDF Reader)
http://portableapps.com/apps/office/sumatra_pdf_portable


Keepass--Protect your password
http://keepass.info/

italc--Local network computer projector, for team learning and team computer control.
http://italc.sourceforge.net

Desktops--Virtual Windows desktop manager, just like linux multi-desktop
http://technet.microsoft.com/en-us/sysinternals/cc817881.aspx

EyeDefender--Alert you when you have used computer for a period
http://eterlab.com/

Locate--Just the linux locate command
http://locate32.webhop.org/

WordWeb--English thesaurus and dictionary lookup
http://wordweb.info/free/