https://docs.dopus.com/ 2026-05-18T06:45:20+00:00 https://docs.dopus.com/ https://docs.dopus.com/lib/exe/fetch.php?media=logo.png text/html 2025-07-07T16:44:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:cli&rev=1751906684&do=diff The CLI / Ad-Hoc Script Editor has two main functions: * It provides a very simple command line interface (CLI) to the Directory Opus command set. * In Script mode, it allows you to design and test ad-hoc scripts. You can open the CLI using the Tools / Opus CLI text/html 2024-03-22T01:34:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:crash_logs&rev=1711071260&do=diff In the unfortunate (and hopefully unlikely) event that Opus crashes, it will try to save a "crash log" (or "snapshot" or "memory dump") of a small section of memory which can be used to diagnose what caused the crash. This crash log is actually saved by a separate process which Opus starts running in the background - in Task Manager you may see it listed as "Directory Opus Helper Application". When a crash occurs in the main Opus process, a message is sent to the helper which then takes a snaps… text/html 2024-05-10T02:04:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:duplicate_file_finder&rev=1715306650&do=diff This tool lets you search your drives for duplicate files. This function has two distinct modes: * To search for all files that appear more than once (i.e. all duplicate files). * To search for duplicates of one or more specific files. To access the duplicate file finder, select the text/html 2024-03-22T05:38:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:erase_empty_space&rev=1711085910&do=diff The Erase Empty Space tool lets you securely overwrite all the empty space on a hard drive. Any data on the drive won't be affected. This command isn't exposed in the default toolbars, but you can easily add it yourself: * Open the Customize dialog (Settings > Customize Toolbars and Keys). text/html 2025-07-21T07:04:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:everything_integration&rev=1753081465&do=diff Directory Opus integrates automatically with the popular tool Everything by voidtools. Everything is primarily an indexed search tool. By default it builds and maintains an index of the files on your local hard drives, which enables extremely rapid searching by various criteria (such as name, size, etc). By default it doesn't index network drives, but can be configured to do this if desired. text/html 2023-07-27T04:24:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:exporting_to_usb&rev=1690431872&do=diff If you purchase the optional USB export licence, you are able to export your installation and configuration to a USB device. This lets you make a "portable" version of Opus that you can run on other computers without needing to install Opus on them. The portable version is entirely self-contained on the export device, and it doesn't make any registry or other changes to the system it's run on. text/html 2024-03-25T00:14:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:filetype_summary&rev=1711325665&do=diff The File Type Summary shows you a simple graphical representation of the file types in the current folder. This can be shown in two ways. The first, and easiest, is to hover the mouse over the part of the status bar that shows file type information: text/html 2023-08-18T22:35:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:floating_toolbars&rev=1692398147&do=diff As well as toolbars (and menus - they're all interchangeable) attached to a Lister, you can have toolbars that float free in their own window. You can use a floating toolbar for many things, for example: As a program launcher: For quick access to your commonly used folders: text/html 2023-08-18T22:35:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:image_conversion&rev=1692398147&do=diff The Image Converter is a simple tool that provides a quick way to perform basic image conversion tasks: * It can convert from any image format Opus understands to BMP, GIF, PNG and JPG formats. * It can rotate images in 90 degree increments, and also automatically rotate to compensate for EXIF orientation. text/html 2023-08-18T22:35:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:joining_files&rev=1692398147&do=diff The Join tool lets you join two or more files together. For example, if you have previously used the Split tool to split one large file into multiple parts, the Join tool can join them back together again. To access the Join tool, select the files you want to join and choose the text/html 2023-11-25T03:53:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:making_links_and_junctions&rev=1700884405&do=diff A link in general terms is a file or folder that points, or redirects to another file or folder. Windows supports four distinct types of link: * Shortcuts: The ones you're probably most familiar with, these are implemented as a separate .lnk file (although the file extension is often hidden), that stores the details of the file or folder it points to. Shortcuts can refer to a file or folder on any drive, including on a network share. text/html 2023-11-25T03:53:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:playing_sounds&rev=1700884418&do=diff Opus includes a simple audio player that lets you quickly play sound files from within Directory Opus. The only sound format that Opus supports natively is .wav, although formats like .mp3 can also be played if you have a suitable codec installed in Windows. text/html 2023-11-26T20:43:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:print_folder&rev=1701031392&do=diff The Print Folder function lets you print a listing of the contents of a directory. As well as printing to a printer, it can also print to a file or to the clipboard. In these cases you can choose from various export formats (plain text, tab separated or comma separated) which would then let you import the listing into a program like Excel. text/html 2023-08-18T22:35:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:splitting_files&rev=1692398147&do=diff The Split File tool lets you split a single file into multiple parts. For example, you can split a large file into parts that are small enough to fit on a CD, or to be sent via email. The Join Files tool can be used to join the separate parts back together again. text/html 2023-11-25T03:53:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:system-wide_hotkeys&rev=1700884435&do=diff A hotkey, also known as a keyboard shortcut, is a key or combination of keys that you can press to trigger an action - usually the running of a command or launching of a program. Opus lets you create several types of hotkeys. * Toolbar and menu buttons can have a hotkey associated with them. Pressing that key in a Lister will activate the button's function. text/html 2025-07-23T07:12:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:task_manager&rev=1753254779&do=diff The Task Manager window displays a list of various types of running Opus tasks. The list shows each task's state and how much runtime has elapsed in total since it was started. Tasks are displayed in three separate groups: * Scripts: All running scripts. You can individually abort scripts, and temporarily disable all scripts. text/html 2023-07-27T04:24:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:update_checker&rev=1690431872&do=diff The Directory Opus News and Updates tool can check for updates to your installed version of Opus, download them if found, and also displays the contents of the Opus News RSS feed.   The status of your version (whether it is current, or out-of-date) is displayed at the top of the window. If a new version is found and you have not elected to automatically download updates, a text/html 2025-10-20T06:07:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.dopus.com/doku.php?id=additional_functionality:viewing_images&rev=1760940432&do=diff Opus has two main image viewers. Both can be used to view images, movies, documents and other formats for which a plugin exists. Viewer pane There's the integrated Viewer Pane, which is embedded within a Lister: Standalone viewer There's also a standalone (floating) image viewer.