Onfolio was a "complete solution for collecting, organizing and sharing online content." After Microsoft acquired Onfolio and incorporated it into Windows Live Toolbar it was subsequently discontinued

Detected by Malwarebytes as PUP.Optional.OneAppPerDay. The file is located in %ProgramFiles%\OneAppPerDay. If bundled with another installer or not installed by choice then remove it

Orb streaming software by Orb Networks Inc that enables users to remotely access all their personal digital media files including pictures, music, videos, webcams and television - also used by the Winamp Remote streaming service

Part of an older version of Salfeld's Child Control parental control software

Only-Search by Pay-by-Ads Ltd - "offers a free search and translation utility in exchange for agreement to install the software and receive advertising." Detected by Malwarebytes as PUP.Optional.PayByAds. The file is located in %AppData%\onlysearch\onlysearch\[version]. If bundled with another installer or not installed by choice then remove it

Part of Onehub storage and sharing - "Onehub Sync creates a special folder on your computer that allows you to keep all of your content up-to-date. Any changes made inside the Onehub folder will automatically be uploaded to the cloud, and vice versa"

Oops!Backup backup software by Altaro - "not only allows you to bring back lost, deleted or misplaced files. It also allows you to view past changes made to those files and to undo or adopt those changes"

Windows Millennium file - used by setup when installing the OEM 'express' version of the operating system. Uncheck after setup has finished

Only-Search by Pay-by-Ads Ltd - "offers a free search and translation utility in exchange for agreement to install the software and receive advertising." Detected by Malwarebytes as PUP.Optional.PayByAds. The file is located in %AppData%\onlysearch\onlysearch\[version]. If bundled with another installer or not installed by choice then remove it

Supports the Lenovo OneKey™ Theater button on the Y Series of Lenovo laptops (and maybe others) - such as the Y460 and Y560. This optimizes video and audio quality by switching from "normal" mode to "movie" mode with the press of a button for watching videos or playing games

Oops!Backup backup software by Altaro - "not only allows you to bring back lost, deleted or misplaced files. It also allows you to view past changes made to those files and to undo or adopt those changes"

Kaspersky Anti-Spam

Online News Screensaver - "a unique and informative screensaver tool that delivers the latest news and weather forecast right to the screen of your computer"

Detected by Malwarebytes as PUP.Optional.PayByAds. The file is located in %AppData%\onekit\onekit\[version]. If bundled with another installer or not installed by choice then remove it

Oops!Backup backup software by Altaro - "not only allows you to bring back lost, deleted or misplaced files. It also allows you to view past changes made to those files and to undo or adopt those changes"

CleverCache by O&O Software Gmbh - "optimizes your file cache management in Windows. This results in an enormous performance boost, sometimes doubling your original system speed without any additional hardware purchases or restrictions to your system's stability"

Dock management for the ThinkPad Onelink+ Dock which "transforms your new ThinkPad into a full featured machine in the office or at home. Unlike USB docks the OneLink+ Dock delivers video with no compression, no drivers and no impact on image quality and notebook performance. Simply connect your notebook with the ThinkPad OneLink+ Dock and get connected to power, Internet and workplace accessories through a convenient single connector"

Part of Nuance (was Scansoft) OmniPage document conversion software

System Tray access to O&O Defrag disk defragmentation software