H File Extension

H file extension is created by Developer, also known as C/C++/Objective-C Header File. H has been classified as Misc Files. You can open and render the contents of this file in a Text Editor. You can open H files in Eclipse IDE for C Developers program.

C/C++/Objective-C Header File Type

What is a H File Type?

H header files are typically used to store C function declarations, as well as macro definitions, which can be used by multiple source files. Header files can be inserted into a .C source code file using the #include directive.

NOTE: H files may also store headers for C++ source code, but those headers are typically saved as .HPP files.

Free online H Tools & Apps

We have also the free online .H (C/C++/Objective-C Header File) file extension apps that can allow to view, edit, convert from to H, merge, split and compare the H files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.

H Converter

Open H

Edit H

Compare H Files

Merge H Files

Split H Files

H Metadata Viewer

H Files Common Issues

There are few common issues with the C/C++/Objective-C Header File .H File Extensions while opening the .H files on Windows and MacOs, we have solution to those issues such as:

Can't Open H Files?

1. You must have supported software programs installed for C/C++/Objective-C Header File on your system such as Eclipse IDE for C Developers.
2. Associate default Eclipse Ide For C Developers Eclipse IDE for C Developers program for *.h (C/C++/Objective-C Header File) files.
   
   

   Associate H Default Program on Windows

   1. Right-click a *.H (e.g example.h) file and click Open With.
   2. In the Open with dialog box, click Eclipse Ide For C Developers Eclipse IDE for C Developers program Or click Browse to locate the program (*.exe) that you want.
   3. Select check box for Always use this app to open .h files.
   
   

   Associate H Default Program on MacOs

   1. Click *.H (e.g example.h) file and click information -> Open With.
   2. In the programs list, click Eclipse Ide For C Developers Eclipse IDE for C Developers program Or other appropriate program that you want.
   3. Confirm Change for all... and Contine.
   4. A message will appear "This change will be applied to all files with .Eclipse IDE for C Developers extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related H File Extensions

H default file extension is .H and other similer related extensions are:

All Platform Software Programs for H File Extension

List of all softwares that can open the H files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Open H File on Windows

	Software	License	Developer
	Code Blocks 13 for Windows	Open Source	Code Blocks
	Eclipse Foundation Eclipse 4 for Windows	Open Source	Eclipse Foundation
	Richardson EditRocket 4 for Windows	Commercial	Richardson
	GNU Emacs 27 for Windows	Open Source	GNU
	gVim 7 for Windows	Open Source	gVim
	IDM UltraEdit 24 for Windows	Commercial	IDM
	Vim 7 for Windows	Open Source	Vim
	Microsoft Visual Studio 2019 for Windows	Commercial	Microsoft

Open H File on Mac OS

	Software	License	Developer
	Code Blocks 13 for MacOs	Open Source	Code Blocks
	GNU Compiler Collection (GCC) 8.2 for MacOs	Open Source	GNU
	Eclipse Foundation Eclipse 4 for MacOs	Open Source	Eclipse Foundation
	Richardson EditRocket 4 for MacOs	Commercial	Richardson
	GNU Emacs 27 for MacOs	Open Source	GNU
	MacVim 7 for MacOs	Open Source	MacVim
	MacroMates TextMate 2 for MacOs	Commercial	MacroMates
	IDM UltraEdit 24 for MacOs	Commercial	IDM
	Apple Xcode 10 for MacOs	Freeware	Apple

Open H file on Linux

	Software	License	Developer
	Code Blocks 13 for Linux	Open Source	Code Blocks
	GNU Compiler Collection (GCC) 8.2 for Linux	Open Source	GNU
	Eclipse Foundation Eclipse 4 for Linux	Open Source	Eclipse Foundation
	Eclipse IDE for C Developers 000 for Linux	Free	Eclipse IDE for C Developers
	Richardson EditRocket 4 for Linux	Commercial	Richardson
	GNU Emacs 27 for Linux	Open Source	GNU
	IDM UltraEdit 24 for Linux	Commercial	IDM
	Vim 7 for Linux	Open Source	Vim

Open H file on Web

Open H file on iOS

Open H file on Android

About Licensing

1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
3. Free⁺ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

About H - C/C++/Objective-C Header File

Listed file converters are from the wide range of online file converter.

These are the most polular file/document converters based on the user's review and usage on the FileProInfo.