Systems, methods, and storage media for rendering and displaying e-mails are disclosed. Exemplary implementations may: receive a first file, wherein the first file comprises an e-mail written in HTML; determine a display structure of the contents of the email written in HTML; access a DOM structure of the first file; create a second file in a first file format by parsing the DOM structure, wherein the second file comprises a first object; create a third file comprising one or more first markup language blocks in a first markup language format; process the one or more first markup language blocks to create a plurality of second markup language components; identify a mapping between the first file and the plurality of second markup language components; create, based on the mapping, a fourth file in a HTML format; and render and display the fourth file in one or more email clients.