RESX file format description

Many people share .resx files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .resx file can be edited, converted or printed with. On this page, we try to provide assistance for handling .resx files.

2 filename extension(s) found in our database.

.resx - ASP.NET Resource

The RESX development files are related to Visual Studio - Visual Web Developer. The RESX file is an ASP.NET Resource data. RESX resource file format consists of XML entries, which specify objects and strings inside XML tags. ASP.NET was first released in January 2002 with version 1.0 of the .NET Framework, and is the successor to Microsoft's Active Server Pages (ASP) technology.

Visual Studio - Visual Web Developer
Development files
- / -
ASP.NET Resource related extensions:
JR Source Code
SageMath Pyrex Source Code
Xilinx ISE VHDL Source Code
ABC Zeroadic Predicate Data
QNX Package Repository File
Crestron SIMPL# Pro Library

.resx - Payroll Mate RESX Data

The RESX data files are related to Payroll Mate. The RESX file is a Payroll Mate RESX Data. Payroll Mate is a comprehensive payroll system for processing employee and contractor payroll.

Payroll Mate
Data files
- / -
Payroll Mate RESX Data related extensions:
Borland Reflex Database Report Data
Autoroute Export Data
Remote Desktop Manager Session Data
Articulate Engage Compressed Data
UEStudio Patches Data
Theme Manager Data

Naturally, other applications may also use the .resx file extension. Even harmful programs can create .resx files. Be especially cautious with .resx files coming from an unknown source!

Can't open a .resx file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .resx file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

ersx, esx, res, ress, rex, rexx, rsx

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Xactimate Insurance Claims Estimate
Unity 3D Model Archive
Algor Simulation Legacy Model
Escape Game Level Data
Abaqus/Standard Restart Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you have useful information about the .resx file format, then write to us! >> RESX file