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File Extensions

Browse file extensions by category or letter. Learn what each file type is used for and find software that can open, view, edit, or convert it.

6
Indexed file extensions
Popular searches:
.DOCX .7Z .AUTOCAD (DWG, DXF) .PDF .TXT .OBJ (.OBJ)

Find the right information for any file extension

Use this directory to look up file formats, understand what files are used for, and find compatible applications for Windows, macOS, Linux, mobile, and online tools.

Search by extension Enter extensions like PDF, APK, DAT, HEIC, ZIP, or DOCX.
Browse categories Filter by documents, images, videos, archives, data, and more.
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6 extensions
Programming Letter: J Clear all
.JADE

Jade Template

Jade (now known as Pug) is a high-performance template engine heavily influenced by Haml and implemented with JavaScript for Node.js a…

Programming
.JINJA2

Jinja2 Template File

A Jinja2 file is a template file used by the Jinja2 templating engine, a popular and powerful templating language for Python. These fi…

Programming
.JRXML

JasperReports XML Template

JRXML is an XML-based file format used by the JasperReports library, which is a popular open-source reporting engine written in Java…

Programming
.JS

JavaScript File

A 'js' file is a plain text file containing JavaScript code. JavaScript is a high-level, interpreted programming language primarily us…

Programming
.JSP

JavaServer Pages

JSP (JavaServer Pages) is a technology that allows developers to create dynamic web pages based on HTML, XML, or other document types…

Programming
.JSX

JavaScript XML

JSX is a syntax extension to JavaScript that allows you to write HTML-like structures within your JavaScript code. It's primarily used…

Programming
.JADE

Jade Template

Jade (now known as Pug) is a high-performance template engine heavily influenced by Haml and implemented with JavaScript for Node.js and browsers. It is used t…

Programming
.JINJA2

Jinja2 Template File

A Jinja2 file is a template file used by the Jinja2 templating engine, a popular and powerful templating language for Python. These files contain a mixture of…

Programming
.JRXML

JasperReports XML Template

JRXML is an XML-based file format used by the JasperReports library, which is a popular open-source reporting engine written in Java. These files serve as repo…

Programming
.JS

JavaScript File

A 'js' file is a plain text file containing JavaScript code. JavaScript is a high-level, interpreted programming language primarily used to add interactivity a…

Programming
.JSP

JavaServer Pages

JSP (JavaServer Pages) is a technology that allows developers to create dynamic web pages based on HTML, XML, or other document types. JSP pages contain standa…

Programming
.JSX

JavaScript XML

JSX is a syntax extension to JavaScript that allows you to write HTML-like structures within your JavaScript code. It's primarily used with React, a popular Ja…

Programming

Frequently Asked Questions

Everything you need to know about file extensions

You can search by entering a file extension directly in the search bar or browse the directory by category or alphabetical index.

Each listing provides a definition of the file extension, common use cases, compatible software, supported platforms, and related or alternative formats.

The database is updated regularly to reflect new file extensions, changes in software compatibility, and evolving file format standards.