Support for Directory Opus is available from the publisher site.
Short description: Now with Windows 7 support. PC Magazine US Editors Choice "With its unique conveniences, startling speed, and gleaming interface, Directory Opus is the only file manager we find powerful enough to use as a replacement for Windows Explorer."...
To speed up your downloads we recommend you use a download manager such as 
WinQuota is a disk quota management solution for Windows designed for regular usage on any types of servers, especially on servers with large amount of files, such as file servers, news and mail servers.
NoClone - Find and Delete TRUE duplicate files by byte-to-byte comparison. Smart Marker helps to clean up hard drive.
WhatDisk is an easy-to-use program with an Explorer-like user interface that helps you categorize your disks (CD's, DVD's, ZIP disks, external hard drives, USB sticks, MP3 player, iPod etc.) into a single, searchable database.
FileMonkey automates common time consuming file operations. FileMonkey can copy, move, split, search, replace, rename, alter case, list or delete duplicates, trim, truncate, crop, chop, set attributes, encypt, decrypt, wipe, delete, extract and more.
With dual panels and multiple tabs, Risingware Exp+ integrates a dual-panel file manager, a multi-process browser based on IE, and Exp+ Basic Toolbox containing a set of utilities.