FileExtension.info - All file extensions in one place
On the FileExtension.info you will find information about file extensions and programs that support specific types of files.
File information returns electronically (tax slips and summaries)
Web Forms is a free and secured application that allows you create your information return in XML format in order to file electronically to CRA. On the "Summary – Step 7 of 7" page, check the …
MPP File Extension: What Is It & How to Open It - ProjectManager
Need to know how to open an MPP file but don't have Microsoft Project? This article has multiple solutions to help you access your data.
Vector Image File Formats
A list of vector image file extensions and their associated file formats.
File Type Advisor
File Type Advisor was created to help in this situation. This small program will provide you with a detailed description of every format in question and will recommend software to open or convert this …
Text File Formats - GeeksforGeeks
It is one of the most basic file types and the most widely used file formats on computers. These files are smaller than other file formats even containing the same text data, therefore they take up less space …
Vector files: How to create, edit and open them | Adobe
Vector image files can be resized without losing their resolution, which makes them ideal for logos. Learn more about the features, uses, and pros and cons of vector files.
How to check type of files without extensions? [duplicate]
I have a folder full of files and they don't have an extension. How can I check file types? I want to check the file type and change the filename accordingly. Let's assume a function filetype(x) re...
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File information returns electronically (tax slips and summaries)
When and how to file, original, amended and canceled information slips electronically (for example, T4, T4A, T5, and other type of returns), including how to use Web Forms.
Common Windows file extensions | Technology Support Services
Common Windows file extensions Windows file names have two parts; the file's name, then a period followed by the extension (suffix). The extension is a three- or four-letter abbreviation that signifies …
File Your 2024 Taxes Online | PriorTax
April 15, 2025 was the last day to file, request a tax extension, and pay if you owed taxes to the IRS. October 15, 2025 was the tax extension deadline. December 19, 2025 was the last day that you …
RAR File - What is a .rar file and how do I open it?
Verified information about the .rar file format and a list of apps that open .rar files.
File.org - We help you open your files!
At file.org we know about files. Thousands of different file types, how to identify them and which apps that can open them.
How to set default apps in Windows 11 (file associations)
How to find the settings for default apps in Windows 11. How to set an app to be the default for the supported file types.
FileTypesMan - Alternative to 'File Types' manager of Windows
FileTypesMan is a freeware tool that allows you to view and edit the file types and extensions of Windows operating system.
INI file - Wikipedia
An INI file is a configuration file for computer software that consists of plain text with a structure and syntax comprising key–value pairs organized in sections. [1]
Show or hide filename extensions on Mac - Apple Support
A filename extension appears at the end of some filenames, and looks like a period followed by a few letters or words (for example, .jpg). A file’s filename extension shows what type of file it is and what …
Do you need an extension to file your 2025 taxes? Know the ...
You have several weeks to file your 2025 state and federal income tax returns, but if you run out of time, here's how to file for an extension.
List Of Data Formats & File Extensions | Webopedia
Webopedia’s list of Data File Formats and File Extensions makes it easy to look through thousands of extensions and file formats to find what you need. With literally thousands of data file formats …
15 Best Image File Types (Pros vs Cons of Each Format)
Download article as PDF What Are the Different Image File Types? Image file types and formats are divided into two main different categories: raster image files and vector image files. Let’s take a …
A file is in a different format than its extension indicates ...
When you open a file in Excel, you get a message that the file name extension doesn't match the actual file format. For example, the file has an .xlsx file name extension but it's really a text file and should …
Show or Hide File Name Extensions for Known File Types in ...
This tutorial will show you how to show or hide file name extensions for known file types for your account in Windows 11. File name extensions are the set of characters added to the end of files that identifies …
File information returns electronically (tax slips and summaries)
Effective October 20, 2025, a new validation has been introduced. To prevent your submission from being rejected, please remove all optional fields without values from your XML file. Our Internet filing …
DAT File – How to Open the .dat File Format Extension
A DAT file is a data file that contains specific information about the program used to create it. This file always has the .dat file extension, which is a generic format that can contain any information – video, …
Different PDF File Types Explained | Adobe
Discover everything you need to know about the PDF file types with Adobe. In this handy guide, we’ll cover the different PDF types and their various uses.
KML File - What is a .kml file and how do I open it?
Verified information about the .kml file format and a list of apps that open .kml files.
File Viewer Plus Supported File Types
View a comprehensive list of file formats that File Viewer Plus supports.
How to View a Computer File Extension
In the example below, the file is a txt file with a .txt file extension. In this case, the file opens with the TextPad program. Always show file extensions of all files Users who are more familiar with computer …
c - What is a file with extension .a? - Stack Overflow
42 .a files are created with the ar utility, and they are libraries. To use it with gcc, collect all .a files in a lib/ folder and then link with -L lib/ and -l<name of specific library>. Collection of all .a files into lib/ is …
Video Formats: Types of Video File Formats | Mailchimp
A video file format is an extension at the end of a video file, such as AVI, MP4, or MOV. These file formats may vary in several ways, including file size, compression, encoding, and compatibility.
JS File - What is a .js file and how do I open it?
Verified information about the .js file format and a list of apps that open .js files.
ExtensionFile
Database Browse the most frequently searched extensions. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Number
What are PS files and how do you open them? | Adobe
Find out everything you need to know about the versatile PS file format. Learn how PS files broke new ground in the past and how you can use them today.
MD File - What is an .md file and how do I open it?
Verified information about the .md file format and a list of apps that open .md files.
Delete all files of specific type (extension) recursively ...
I noticed that when I do this, it deletes any file extension that starts with the one specified. For example, if I have .jsx files and .jsxbin files in a folder and use del /S *.jsx, it also deletes the .jsxbin files. …
DWG File - What is a .dwg file and how do I open it?
Verified information about the .dwg file format and a list of apps that open .dwg files.
How to Change File Type on Windows 10 and 11
Changing a file type basically means changing a file's extension, and both Windows 10 and 11 offer multiple options to do this. We'll show you which option to use and when so you can successfully …
Adobe Acrobat Standard vs Pro: compare Acrobat versions ...
Compare Acrobat versions and explore the different available features across Standard, Pro, and more. Find the right PDF solution to fit your document needs!
2025 Form 4868
It’s Convenient, Safe, and Secure IRS e-file is the IRS’s electronic filing program. You can get an automatic extension of time to file your tax return by filing Form 4868 electronically. You’ll receive an …
Every Type of File Explained in 16 Minutes - YouTube
Explaining Every Type of File in just 16 Minutes! From the most common ones like image, document, audio, and video file formats, to the less common ones like compressed, executables, web, and ...
OVA File - What is an .ova file and how do I open it?
Verified information about the .ova file format and a list of apps that open .ova files.
How to create a file without Extension in Windows 11
You can create a file without a File Type Extension in Windows 11/10 by carefully following the steps laid down in this post.
PSD File - What is a .psd file and how do I open it?
Verified information about the .psd file format and a list of apps that open .psd files.
MHT File - What is an .mht file and how do I open it?
Verified information about the .mht file format and a list of apps that open .mht files.
Browse Fonts - Google Fonts
Making the web more beautiful, fast, and open through great typography
JAR (file format) - Wikipedia
A JAR ("Java archive") file is a package file format typically used to aggregate many Java class files and associated metadata and resources (text, images, etc.) into one file for distribution. [4] JAR files are …
The Giant List of Document File Types and Extensions
Do you ever encounter unfamiliar document file types or file extension types? Learn what they mean in this quick guide.
ICA File - What is an .ica file and how do I open it?
Verified information about the .ica file format and a list of apps that open .ica files.
BIN Files - What they are and ways to open them [Guide]
What is a BIN file? Learn about the file formats using this extension and how to open BIN files. Download a BIN opener. Learn from the File Experts at file.org.