FilMailbox file created by Opera Mail, an email client built into the Opera Web browser; contains email messages for a specific mail folder, such as the inbox, drafts, or sent messages folders; stored in similar file format to the Mozilla Thunderbird mail folders. The Aid4Mail utility can read MBS files and export them into other mailbox formats, including standard .MBX files and Outlook, Windows Live Mail, and Thunderbird proprietary formats. ABC Amber Opera Converter can also convert MBS files into human-readable formats, such as .TXT, .PDF, .RTF, .HTML, and .DOC files. The MBS2MBX tool can also convert MBS files from Opera version 7.x into .MBX Mbox files. However, it may not translate some messages correctly.
File extension MBS is associated with Multi-Purpose Internet Mail Extensions file.MIME = Multipurpose Internet Mail Extensions. It refers to an official Internet standard that specifies how messages must be formatted. It is a very flexible format. MIME messages can contain text, images, audio, video, or other.
Script file used by Mailbag Assistant.
The MBS file extension was used by Micrografx Picture Publisher. The company was later acquired by Corel and the product line was discontinued some time after.