.GFW | Open Source | GIS Files | GIF World File | Microsoft Notepad | Microsoft Corporation |
.GID | Microsoft Corporation | System Files | Windows Help Global Index File | Microsoft Windows Help | Microsoft Corporation |
.GIF | The GIMP Development Team | Raster Image Files | Graphical Interchange Format File | Microsoft Windows Photos | Microsoft Corporation |
.GIM | Sony | Raster Image Files | PlayStation Portable Image File | Microsoft PowerPoint | Microsoft Corporation |
.GIX | Microsoft Corporation | Data Files | Genigraphics Graphics Link Presentation File | Microsoft PowerPoint | Microsoft Corporation |
.GLB | Analytical Graphics | GIS Files | STK Globe File | Paint 3D | Microsoft Corporation |
.GLK | Microsoft Corporation | Data Files | Microsoft Groove Shortcut | Microsoft Office | Microsoft Corporation |
.GLOX | Microsoft Corporation | Vector Image Files | Microsoft Office SmartArt Graphics Layout File | Microsoft Excel | Microsoft Corporation |
.GLTF | Trimble Inc. | 3D Image Files | GL Transmission Format File | Paint 3D | Microsoft Corporation |
.GLY | Microsoft Corporation | Data Files | Word Glossary File | Microsoft Word | Microsoft Corporation |
.GM | GameMonkey | Developer Files | GameMonkey Script | Microsoft Notepad | Microsoft Corporation |
.GMMP | Microsoft Corporation | System Files | WCS Gamut Map Model Profile | Microsoft Windows | Microsoft Corporation |
.GNA | Microsoft Corporation | Data Files | Genigraphics Graphics Link Presentation File | Microsoft PowerPoint | Microsoft Corporation |
.GNE | Ludicorp | Web Files | Flickr Web Page | Microsoft Edge | Microsoft Corporation |
.GNX | Microsoft Corporation | Data Files | Microsoft PowerPoint Data | Microsoft PowerPoint | Microsoft Corporation |
.GPD | Microsoft Corporation | Text Files | Generic Printer Description File | Microsoft Windows | Microsoft Corporation |
.GPL | Open Source | Text Files | GNU Public License Text File | Microsoft Notepad | Microsoft Corporation |
.GPR | Molecular Devices | Data Files | GenePix Results File | Microsoft Excel | Microsoft Corporation |
.GQSX | Microsoft Corporation | Settings Files | Microsoft Office SmartArt Styles File | Microsoft Office | Microsoft Corporation |
.GR2 | Larian Studios | Game Files | Divinity: Original Sin Game Data | Microsoft Windows | Microsoft Corporation |
.GRA | Microsoft Corporation | Data Files | Microsoft Graph File | Microsoft Excel | Microsoft Corporation |
.GRB | Microsoft Corporation | System Files | MS-DOS Shell Monitor Data | MS-DOS | Microsoft Corporation |
.GRF | GRAVITY | Game Files | Ragnarok Client Archive | GraphEdit | Microsoft Corporation |
.GROUP | Microsoft Corporation | System Files | Windows Contacts Group File | Microsoft Windows Contacts | Microsoft Corporation |
.GRP | Blizzard Entertainment Inc. | Game Files | StarCraft Graphics Group File | Microsoft Windows | Microsoft Corporation |
.GRV | Microsoft Corporation | Data Files | Office Groove File | Microsoft Office Groove | Microsoft Corporation |
.GSA | Microsoft Corporation | Data Files | Microsoft Office Groove 2007 Archived Workspace | Microsoft Office | Microsoft Corporation |
.GSD | PROFIBUS & PROFINET International | Text Files | General Station Description File | Microsoft Notepad | Microsoft Corporation |
.GSH | Microsoft Corporation | Data Files | Microsoft Visual Studio Data File | Microsoft Visual Studio | Microsoft Corporation |
.GSHADER | Microsoft Corporation | Data Files | Microsoft Visual Studio Data File | Microsoft Visual Studio | Microsoft Corporation |
.GWP | Microsoft Corporation | 3D Image Files | Greetings Workshop Project File | Microsoft Greetings Workshop | Microsoft Corporation |
.GWX | Microsoft Corporation | Data Files | Genigraphics Graphics Link Presentation File | Microsoft PowerPoint | Microsoft Corporation |
.H | The Eclipse Foundation | Developer Files | C/C++/Objective-C Header File | Microsoft Visual Studio | Microsoft Corporation |
.H1Q | Microsoft Corporation | Uncommon Files | Microsoft Help Merged Query Index | Windows XP | Microsoft Corporation |
.H1S | Microsoft Corporation | System Files | Windows Assistance Platform Help File | Microsoft Windows | Microsoft Corporation |
.H264 | Ulead Systems | Video Files | H.264 Encoded Video File | Microsoft Windows Media Player | Microsoft Corporation |
.HAML | Sublime HQ Pty Ltd | Developer Files | HTML Abstraction Markup Language File | Microsoft Notepad | Microsoft Corporation |
.HAN | Amazon | eBook Files | Amazon Kindle eBook Data File | Microsoft Word | Microsoft Corporation |
.HAZ | Microsoft Corporation | Data Files | Microsoft Flight Simulator Texture File | Microsoft Flight Simulator | Microsoft Corporation |
.HC | Open Source | Disk Image Files | VeraCrypt Container File | Microsoft Visual Studio | Microsoft Corporation |
.HCW | Microsoft Corporation | Data Files | HTML Help Workshop Conversion Wizard Macro File | Microsoft HTML Help Workshop | Microsoft Corporation |
.HDM | Openwave Systems Ltd | Web Files | Handheld Device Markup Language (HDML) File | Microsoft Notepad | Microsoft Corporation |
.HDML | Openwave Systems Ltd | Web Files | Handheld Device Markup Language (HDML) File | Microsoft Notepad | Microsoft Corporation |
.HDMOV | Apple | Video Files | QuickTime HD Movie File | Microsoft Windows Media Player | Microsoft Corporation |
.HDMP | Microsoft Corporation | System Files | Windows Heap Dump | Microsoft Windows | Microsoft Corporation |
.HDP | Microsoft Corporation | Raster Image Files | HD Photo File | Microsoft Windows Photos | Microsoft Corporation |
.HDS | Parallels | Disk Image Files | Parallels Desktop Hard Disk File | Microsoft Windows | Microsoft Corporation |
.HDT | Adobe Systems Incorporated | Settings Files | Photoshop HDR Toning Preset File | Microsoft Notepad | Microsoft Corporation |
.HGL | Hewlett-Packard | Vector Image Files | HP Graphics Language File | ACD Systems Canvas | Microsoft Corporation |
.HH | Microsoft Corporation | Developer Files | C++ Header File | Microsoft Notepad | Microsoft Corporation |
.HHC | Microsoft Corporation | System Files | HTML Help Table Of Contents | Microsoft HTML Help Workshop | Microsoft Corporation |
.HHK | Microsoft Corporation | System Files | HTML Help Index | Microsoft HTML Help Workshop | Microsoft Corporation |
.HHP | Microsoft Corporation | Developer Files | HTML Help Workshop Project | Microsoft HTML Help Workshop | Microsoft Corporation |
.HIV | Microsoft Corporation | System Files | Windows Registry Hive File | Microsoft Windows | Microsoft Corporation |
.HLP | Microsoft Corporation | System Files | Windows Help File | Microsoft Windows | Microsoft Corporation |
.HLSL | Microsoft Corporation | 3D Image Files | High Level Shader Language File | Microsoft Visual Studio | Microsoft Corporation |
.HLSLI | Microsoft Corporation | Data Files | Microsoft Visual Studio Data File | Microsoft Visual Studio | Microsoft Corporation |
.HLX | Advanced Micro Devices, Inc. | Uncommon Files | ATI Radeon Video Driver Support File | Microsoft Visual C++ | Microsoft Corporation |
.HM | Microsoft Corporation | Developer Files | Windows Help Context IDs | Microsoft Visual C++ | Microsoft Corporation |
.HME | Microsoft Corporation | Settings Files | Windows Mobile Theme File | Microsoft ActiveSync | Microsoft Corporation |
.HMT | Microsoft Corporation | Data Files | HighMAT File | Microsoft Windows Media Player | Microsoft Corporation |
.HOL | Microsoft Corporation | Data Files | Outlook Holidays File | Microsoft Outlook 2016 | Microsoft Corporation |
.HPF | IBM | Developer Files | High Performance Fortran File | Microsoft Notepad | Microsoft Corporation |
.HPJ | Microsoft Corporation | System Files | Help Project File | Microsoft Windows Help | Microsoft Corporation |
.HPP | Microsoft Corporation | Developer Files | C++ Header File | Microsoft Notepad | Microsoft Corporation |
.HPS | Frictional Games | Game Files | HPL Script | Microsoft Notepad | Microsoft Corporation |
.HP_ | Microsoft Corporation | Compressed Files | Winhelp Compressed File | Microsoft Windows Help | Microsoft Corporation |
.HQZ | Microsoft Corporation | Data Files | Internet Explorer For Mac File | Internet Explorer | Microsoft Corporation |
.HRL | Ericsson Computer Science Laboratory | Developer Files | Erlang Header File | Microsoft Notepad | Microsoft Corporation |
.HSA | Microsoft Corporation | Data Files | Hagaki Studio Address Book File | Microsoft Hagaki Studio | Microsoft Corporation |
.HSD | Microsoft Corporation | Data Files | Hagaki Studio Document File | Microsoft Hagaki Studio | Microsoft Corporation |
.HSH | Microsoft Corporation | System Files | Windows Catalog Search Index File | Microsoft Windows | Microsoft Corporation |
.HSHADER | Microsoft Corporation | Data Files | Microsoft Visual Studio Data File | Microsoft Visual Studio | Microsoft Corporation |
.HSK | Huskey Truss & Building Supply | Data Files | Huskey Truss & Building Supply Import File | Microsoft Notepad | Microsoft Corporation |
.HT | Hilgraeve Inc | Settings Files | HyperTerminal Session File | Internet Explorer | Microsoft Corporation |
.HT3 | Unknown Developer | Web Files | HTML File | Internet Explorer | Microsoft Corporation |
.HTA | Microsoft Corporation | Executable Files | HTML Application | Internet Explorer | Microsoft Corporation |
.HTACCESS | Apache Software Foundation | Web Files | Apache HTACCESS File | Microsoft Notepad | Microsoft Corporation |
.HTC | Microsoft Corporation | Web Files | HTML Component File | Internet Explorer | Microsoft Corporation |
.HTI | Microsoft Corporation | Data Files | Microsoft Windows WinHelp Related Data | Microsoft WinHelp | Microsoft Corporation |
.HTM | Various Developers | Web Files | Hypertext Markup Language File | Microsoft Notepad | Microsoft Corporation |
.HTML | Various Developers | Web Files | Hypertext Markup Language File | Microsoft Notepad | Microsoft Corporation |
.HTML5 | Sublime HQ Pty Ltd | Developer Files | HTML5 Hypertext Markup Language Revision 5 Source Code | Microsoft Notepad | Microsoft Corporation |
.HTMLS | Open Source | Web Files | HTML With Server-Side Include | Internet Explorer | Microsoft Corporation |
.HTR | Microsoft Corporation | Developer Files | Microsoft Windows NT Password Services Script | Windows NT | Microsoft Corporation |
.HTT | Microsoft Corporation | System Files | Hypertext Template File | Microsoft Windows | Microsoft Corporation |
.HTW | Microsoft Corporation | Data Files | IIS Webhits Template | Microsoft IIS | Microsoft Corporation |
.HTX | Microsoft Corporation | Web Files | HTML Extension File | Microsoft Notepad | Microsoft Corporation |
.HVC | Sublime HQ Pty Ltd | Text Files | ASCII Text | Microsoft Notepad | Microsoft Corporation |
.HWOF | Microsoft Corporation | Data Files | Microsoft Office For Mac Help File | Microsoft Office | Microsoft Corporation |
.HWPROJ | Microsoft Corporation | Developer Files | Visual Studio .NET Help Project | Microsoft Visual Basic | Microsoft Corporation |
.HXA | Microsoft Corporation | Settings Files | Microsoft Help Attribute Definition | Microsoft Visual Studio | Microsoft Corporation |
.HXD | Microsoft Corporation | Data Files | Microsoft Help Validator Data File | Microsoft Visual Studio | Microsoft Corporation |
.HXE | Microsoft Corporation | Data Files | Microsoft Windows Help Samples Definition File | Microsoft Windows Help | Microsoft Corporation |
.HXF | Microsoft Corporation | Data Files | Microsoft Help 2 Project Include File | Microsoft Windows | Microsoft Corporation |
.HXL | Microsoft Corporation | Data Files | Microsoft Help Registered Namespace List File | Microsoft Windows Help | Microsoft Corporation |
.HXQ | Microsoft Corporation | Data Files | Microsoft Help 2 Query Index | Microsoft Visual Studio | Microsoft Corporation |
.HXR | Microsoft Corporation | Data Files | Microsoft Help Data File | Microsoft Visual Studio | Microsoft Corporation |
.HXS | Microsoft Corporation | Web Files | Help 2 Compiled Help File | Microsoft Visual Studio | Microsoft Corporation |
.HXT | Microsoft Corporation | Data Files | Microsoft Help 2 Table Of Contents File | Microsoft Windows | Microsoft Corporation |