What is .SGML file extension?
.SGML file extension is a known file type. This section of easyfileopener.com tells you everything you need to know about this extension.
Document written in Standard Generalized Markup Language (SGML); includes tags that describe the information's structure and content; may contain multiple types of information, such as text, graphics, database information, and even audio and video data.
SGML files are similar to .XML files in that they reference Document Type Definition (.DTD) files, which describe the tags used within the document.
You can see a list of software programs here on easyfileopener.com that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.