Main features include:
Can be installed to work from a USB drive
Very fast, easy and reliable file retrieval from the Web including FTP, HTTP, HTTPS, MMS, RTSP and NSV (SHOUTcast) sites
HTTP, SOCKS4, SOCKS5 and User@Site Proxy support
Download up to 500 files simultaneously
Downloaded web sites may be viewed with your external browser or with our Internal Browser. (Note: this option requires MSIE 3.02 or higher.)
Downloaded Web pages may be printed from the Internal Browser. It is also possible to print the whole site at once.
Downloaded Web sites may be published on the Web or exported to any other directory
Since Offline Explorer uses relative path translation, downloaded files can be easily relocated
Supports Drag-and-Drop links from Browsers
Monitors Clipboard for manual or automatic creation of new Projects
Fully configurable user interface (including toolbar) with a handy New Project Wizard
Will run in the background
Provides support and extracts links from Java and VB Scripts, Java Classes, Cascading Style Sheets (.CSS), Macromedia Flash (.SWF), XML/XSL/DTD, Table Of Contents (.TOC), MPEG 3 Play List (.M3U), Authorware (.AAM), Acrobat (.PDF), RealMedia (.SMIL, .RAM, .RPM), VRML (.WRL, .WRZ), QuickTime video (.MOV), WAP pages and MS NetShow Channel (.NSC) files
The only offline browser that fully supports all known XML technologies, including XSL and DTD files
Supports use of MS IE cookies while downloading
Multiple Project Templates make new Project creation simple
Downloaded sites easily exported to another location in required format or added to a MS IE Cache, ZIP, searcheable HTML Help (CHM), MHT file or a compressed EXE viewer
Built-in Backup/Restore projects
Search through downloaded files for keywords in filenames or in HTML text
Multiple Projects selection allows fast operations on the Projects tree
Internal Dialer with ability to disconnect or shutdown computer automatically when download is complete
Flexible URL Filters with powerful keyword support to fine tune your downloads
Download speed control
Downloads can be scheduled, sequenced or started from the command line
Nested folders in Projects tree
URL macros
Multiple URLs in each Project
Ability to keep old copies of loaded files
Downloading queue manager
Data Mining - post processing of downloaded Web site
Other servers links levels feature
Automatic Export of downloaded Projects
Custom referrers, cookies and post requests
Export downloaded sites to a plain directory with no subdirectories or upload by FTP
Additional Project description window to supply multi-line comments

Changes in Portable Offline Browser 6.5 .3880:
Improved parsing TVNS: tags
Added ability to create new Template from selected Project (Tools - Manage Templates)
Improved Project name when creating it from command line
Added /Resume command-line parameter
Added prevention to start scheduled Project multiple times when download is suspended
Improved GZIP-compressed files support
Improved SkipParsingAfter= URLs field command to check files during download
Added disabling scripts that check for mobile user agent identification
Improved processing links in scripts
Added double-click on Schedule Manager projects to display Properties
Improved parsing scripts
Improved processing encoded links
Improved Customize dialog to hide useless toolbars
Bug Fix: Fixed F3 key behavior in the Internal Editor
Bug Fix: Fixed Ctrl+A shortcut in the Project Description dialog
Bug Fix: Fixed memory leaks on exit
Bug Fix: Fixed disappeared Internal browser when resizing the screen
Bug Fix: Fixed offer to move downloaded files twice in the Properties dialog
Bug Fix: Fixed finding wrong links in scripts