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What Are the Existing Types of Text File Extensions?

17 de June de 2021

Text files make up the group of formats that work within computer programs, intended to execute or contain a type of specific information.

When you think of these types of files, the image of all the documents that you have ever written through Microsoft Word comes to your mind.

The truth behind this is that they exist multiple formats for text files, each one fulfilling a purpose within the functions that the user executes.

Although most go unnoticed or you do not remember ever having used them, they are present in many daily tasks on the computer. Therefore, if you want to know more about these types of files and which programs are responsible for executing them, keep reading this article.

What purpose do text files serve?

Each of the extensions that make up this type of document has a series of characteristics, functions and uses that distinguish them from the others.

Have knowledge of each of these operating system formats, in this case Windows, allows to give them the proper use. Either by creating each file, as well as the opportunity to use the ideal program to read them.

Each document opened within the reading software allows transmit information of interest, as well as the transcription thereof.

General characteristics of the main extensions


It is one of the main formats for documents and text files, and probably the best known of all. It is created automatically by Microsoft Word.

This program allows to enrich the text through visual modifications, also accompanying it with images, tables, among others.

Your files can be read through your main software, as well as others that offer compatibility such as WPS Office, Google Docs, Apple Pages and any other office automation alternative.

It should be noted that it has an extension that further compresses text files, which ends with the term .docx.


It is also another extension very recognized by the OS community, characterized by being of the ASCII type and without any format.

Namely, it is a text without complexity, which has no margins or pages, generally used to transcribe instructions and records.

Currently it is officially created through Notepad, and its reading is enabled for Apple TextEdit, Notepad and Microsoft Word.

the main extensions

.htm or .html

It is a hypertext document that is used on web pages. Its content allows the insertion of text and the reference to other files that can be added to the content.

Since it is used on Internet sites, its reading is enabled by browsers, Notepad, and programs dedicated to creating and editing.


The .pdf format enables the creation of text files that are portables between devices. Likewise, it allows the content to be encrypted and avoids possible modifications that may be made to the document.

The default program for reading is Adobe Acrobat Reader. Likewise, they can be opened in other programs that have compatibility with this type of files. An example of them is Sumatra PDF.


Another text extension specifically designed to improve readability is .epub, also used to signal copyright.

It allows to enrich the text through add-ons, which are generally included in its reading emulators, such as the IceCream Ebook Reader.


It is a text file created by Microsoft Excel, designed to generate spreadsheets that allow to save lists, which contain a specific type of information.

Other softwares like Gmail, Google drive Y LibreOffice they also enable its reading, so that it is compatible within different devices.

Therefore, these extensions are considered essential tools for the use of the Internet community, since it allows them to create documents that can be used on a day-to-day basis.