Opening HXX Files

The HXX file type is primarily associated with C++ Header.

HXX	File extension: HXX
	File type:	C++ Header files

What is an HXX file?

HXX files mostly belong to C++ Header. Use our "Online HXX Text Viewer" below to analyze your HXX file and to see all text it contains.

How to open an HXX file

You need a suitable software like C++ Header to open an HXX file. You need a suitable software like C++ Header to open an HXX file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your HXX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a HXX file directly in the browser:. Just drag the file onto this browser window and drop it.

Online HXX Text Viewer

Choose your .hxx file to analyze

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Can't Open Your .HXX File? Try These Steps

HXX files can originate from various programs and aren't universally openable.

Identify the Source: If received from a software developer or found in a code repository, it is likely a C++ Header file.
Check the Header: Open the file in a text editor to inspect the opening lines.
- Readable text like #ifndef or #include confirms it is a C++ source file.
- Unreadable binary or "PK" magic bytes suggest a compressed archive mistakenly using this extension.
Use the Original Software: The original program is usually required; try IDEs like Microsoft Visual Studio, Eclipse, or Apple Xcode, or ask the sender if uncertain.
Use this Webpage: Drag and drop your file here to detect its format, extract readable text, and preview the contents.

Technical Data for HXX File Extension

Related files:

chh, h__, jxx

Mime type:

application/x-cplusplus, text/anytext, text/plain, text/x-c++hdr

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: hfile, FileType: C/C++ Header, AppName: Microsoft Visual Studio .NET 2002
EXEFile: devenv.exe

ProgramID: hxxfile, FileType: HXX file, AppName: Microsoft (R) Developer Studio

ProgramID: hfile
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET\Common7\IDE\devenv.exe /dde

ProgramID: VisualStudio.hxx.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\devenv.exe /dde %1

ProgramID: VCExpress.hxx.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\VCExpress.exe /dde %1

ProgramID: CodeBlocks.hxx
EXEFile: %ProgramFiles%\CodeBlocks\codeblocks.exe %1

ProgramID: VCExpress.hxx.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\VCExpress.exe /dde

ProgramID: VisualStudio.hxx.9.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\devenv.exe

ProgramID: VCExpress.hxx.9.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\VCExpress.exe

Show all 9 listings To Top

an hxx C++ Header file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with HXX files

Associate the HXX file extension with the correct application.
Update your software that should actually open C++ Header files. Because only the current version supports the latest HXX file format. Search, therefore, e.g. on the manufacturer website after an available C++ Header update.
To make sure that your HXX file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .HXX file online - secure, fast, and no downloads needed.