8 guides published so far — more are added regularly.
Three ways to open an Outlook .msg email file if you don't have Outlook installed, including a free browser-based option that works on any operating system.
Why Mac Mail can't open Outlook .msg attachments, and how to read one on a Mac without installing Outlook, using a browser-based parser instead.
The structural difference between the Outlook .msg format and the open .eml format: binary CFBF container vs plain-text MIME, and why one opens almost everywhere and the other doesn't.
How to open and review batches of exported Outlook .msg files for legal discovery or document review without installing Outlook or a forensic email suite.
Why .msg files show up in SharePoint document libraries and mailbox migration/archive exports, and how to open and verify them without installing Outlook.
How to pull the original attachment files out of an Outlook .msg email, including nested .msg attachments, without opening Outlook.
A technical explainer of the Compound File Binary Format (CFBF) and MAPI property streams that make up an Outlook .msg file, and why that format is hard for non-Outlook software to read.
How this tool's 'Export body as .txt' feature works, what it includes, and when a plain-text export is (and isn't) a good substitute for keeping the original .msg file.