April 28th, 2019
February 26, 2021
Many email client application store their files in an offline form on the local windows PC so that the user can access them without internet access. Nowadays it is common among the various email applications. In this article, I will discuss one such format known as Maildir file format which is also saved by the email clients. The Maildir file stores various information about the emails. I know many of you are unaware of this file format.
So in this article, I will explain what Maildir file format is.
It is basically a file format which is used to store the messages of an email in a systematic form. It is created by Qmail email client, which is now very common these days. Even Mozilla Thunderbird uses this file format. A separate file is created in Maildir form with a unique name whenever the user receives any message.
Maildir++ is a file extension of Maildir files which supports subfolders and mail quotas. All the subdirectories in Maildir++ are found to be named as (dot) .thefilename. You will understand it better form the image given below:-
You must have understood what is Maildir file? Now I will tell you the file structure of the Maildir file. Every email folders are categorized in the form of directories. The important ones are mentioned below:-
You will understand better once you’ll see the pictorial presentation of how the directory appears in front of you. You can see the image below:-
You can see in the image that how a Maildir file is displayed in front of you. But I am quite sure that you are unable to understand the code. Let’s see what the codes tell us.
R (Read) Denotes that the user has read the message.
|1463907228||It is the Arrival Timestamp.|
|S=72605||The Size of the Email Message.|
|Last S||S (Seen) The user has seen the email message but haven’t read it.|
|Or R||R (Read) Denotes that the user has read the message.|
|Or F||F (Flagged) Specifies that the user has flagged that particular email Message.|
How to Convert Maildir to Outlook
There are hundreds of email client application having different types of storage format. Knowing all of them is next to impossible for a normal user. You might be not familiar with all of them but now you at least know what is Maildir file format. So I believe that this article might help you to update your technical dictionary. I hope you must have understood the inner workings and the whole structure of Maildir files.