H File Extensions
Browse file types with extensions beginning with H.
| Extension | File Type | Popularity |
|---|---|---|
| .H | C/C++/Objective-C Header File | 3.8 |
| .H0 | Movie Edit Pro Waveform Information File | 3.5 |
| .H10 | At Home Canada 2010 Tax Return | 3.0 |
| .H11 | At Home Canada 2011 Tax Return | 2.7 |
| .H12 | At Home Canada 2012 Tax Return | 3.6 |
| .H13 | H&R Block Canada 2013 Tax Return | 4.0 |
| .H14 | H&R Block Canada 2014 Tax Return | 3.0 |
| .H15 | H&R Block Canada 2015 Tax Return | 3.0 |
| .H16 | H&R Block Canada 2016 Tax Return | 3.5 |
| .H17 | H&R Block Canada 2017 Tax Return | 4.0 |
| .H1Q | Microsoft Help Merged Query Index File | 3.0 |
| .H1S | Windows Assistance Platform Help File | 4.0 |
| .H261 | H.261 Video | 2.3 |
| .H262 | H.262 Video | 3.0 |
| .H263 | H.263 Video | 1.5 |
| .H264 | H.264 Encoded Video File | 3.4 |
| .H265 | H.265 Video | 2.5 |
| .H266 | H.266 (VVC) Video | 2.0 |
| .H2O | Battle Realms Game Data File | 4.4 |
| .H2O | H2OMAP Master Project | 3.4 |
| .H2P | Zebra2 Preset | 4.0 |
| .H2SONG | Hydrogen Song | 3.0 |
| .H2W | H2testw File | 3.1 |
| .H3 | Nintendo Wii U Hash File | 3.8 |
| .H3B | Line 6 POD HD300 Edit Bundle | 2.0 |
| .H3E | Line 6 POD HD300 Edit Preset File | 3.8 |
| .H3M | Heroes 3 Map File | 3.4 |
| .H4 | Hierarchical Data Format File | 3.5 |
| .H4B | Line 6 POD HD400 Edit Bundle | 3.5 |
| .H4E | Line 6 POD HD400 Edit Preset File | 3.5 |
| .H4M | GameCube Movie | 2.0 |
| .H4R | Heroes of Might and Magic IV Data File | 4.2 |
| .H5 | Hierarchical Data Format 5 File | 3.3 |
| .H5B | POD HD500 Edit Bundle | 3.6 |
| .H5E | POD HD500 Edit Preset | 3.2 |
| .H5M | Heroes of Might and Magic V Map | 2.7 |
| .H5P | HTML5 Content Package | 4.3 |
| .H5S | POD HD500 Edit Set List | 4.0 |
| .H5U | Heroes of Might and Magic V Mod | 3.2 |
| .H6X | Soft6502 Trainer/Simulator Hex File | 2.0 |
| .H77T | MGD77T Header File | 1.0 |
| .HA | HA Compressed Archive | 2.6 |
| .HAAS | Everfine LED Lamp Test Results File | 3.7 |
| .HAL | HansaWorld Application Language File | 3.6 |
| .HAL | HotDocs Answer Library | 1.7 |
| .HAM | Descent 2 Behavior and Resource File | 4.3 |
| .HAM | HAM Executable File | 2.6 |
| .HAMBU | RGTW Game Map File | 4.6 |
| .HAML | Haml Source Code File | 3.5 |
| .HAN | Amazon Kindle eBook Data File | 3.6 |
| .HANDLEBARS | Handlebars Template | 4.3 |
| .HAP | HarmonyOS Ability Package | 4.5 |
| .HAR | HTTP Archive FIle | 3.6 |
| .HAS | Haskell Script | 4.0 |
| .HAT | Duck Game Hat | 3.9 |
| .HAT | A Hat in Time Save File | 3.5 |
| .HAT | HA Tunnel Plus Configuration File | 2.0 |
| .HAXAGON | Super Haxagon Game Data | 4.0 |
| .HBB | Line 6 POD HD Edit Bundle | 3.8 |
| .HBC | HyperBac Compressed Archive | 2.6 |
| .HBC2 | HyperBac Compressed File Archive | 2.7 |
| .HBE | Line 6 POD HD Edit Preset File | 3.0 |
| .HBE | HyperBac Compressed and Encrypted Archive | 4.0 |
| .HBK | Mathcad Handbook File | 3.0 |
| .HBM | Hard Bullet Map | 4.3 |
| .HBR2 | HaxBall Replay Version 2 | 3.0 |
| .HBS | Handlebars Template | 3.8 |
| .HBS | Line 6 POD HD Edit Setlist File | 3.0 |
| .HBS | Haxball Stadium File | 3.4 |
| .HBX | BinHex Encoded File | 1.0 |
| .HC | VeraCrypt Container | 3.5 |
| .HC | Holy C Source Code File | 4.4 |
| .HCA | High Compression Audio File | 3.3 |
| .HCC | HydroCAD Prefab Chamber Data File | 2.0 |
| .HCD | Samsung Android Firmware File | 3.4 |
| .HCDT | Thinkfree Office NEO Cell Template | 2.0 |
| .HCE | HydroCAD Hydrograph Data File | 4.0 |
| .HCF | Compact Ham Library | 2.3 |
| .HCI | HydroCAD IDF Data File | 4.0 |
| .HCL | HotDocs Clause Archive | 1.7 |
| .HCP | HydroCAD Project File | 1.4 |
| .HCR | HydroCAD Rainfall Curve Data File | 2.5 |
| .HCR | Half-Fold Card File | 4.0 |
| .HCU | Hydrograph Units Definitons File | 3.0 |
| .HCX | ChartXL Chart | 3.8 |
| .HCXS | Canadian Product Incident Report Form | 4.0 |
| .HD | IBochs Virtual Hard Disk | 4.0 |
| .HD2 | Poser Hand Pose File | 2.0 |
| .HD3D | Home Design 3D Project | 4.3 |
| .HDA | HotDocs Auto-Assemble File | 3.5 |
| .HDB | HansaWorld Database File | 4.0 |
| .HDD | Parallels Desktop Hard Disk | 2.8 |
| .HDF | Hierarchical Data Format (Version 4) | 4.0 |
| .HDI | Hard Disk Image | 3.9 |
| .HDI | HotDocs Auto-Install File | 2.3 |
| .HDK | HotDocs Registration File | 2.0 |
| .HDL | HotDocs Library File | 2.0 |
| .HDM | HDML File | 2.9 |
| .HDML | Handheld Device Markup Language File | 3.1 |
| .HDMOV | QuickTime HD Movie File | 3.6 |
| .HDMP | Windows Heap Dump | 3.7 |
| .HDP | HD Photo File | 3.4 |
| .HDP | MAGIX Hard Disk Project Audio File | 2.5 |
| .HDPMX | HotDocs Publisher Mapping XML File | 2.0 |
| .HDR | High Dynamic Range Image File | 4.0 |
| .HDR | ESRI BIL Header File | 3.6 |
| .HDRP | HDRtist Pro Document | 3.0 |
| .HDS | Microsoft PlayReady Data File | 3.3 |
| .HDS | Parallels Desktop Hard Disk File | 3.8 |
| .HDT | Photoshop HDR Toning Preset File | 3.5 |
| .HDUMX | HotDocs User Mapping XML File | 2.0 |
| .HDV | High Definition Video Format | 3.3 |
| .HDX | Delphi MultiHelp Index File | 2.5 |
| .HDZ | Compressed Poser Hand Pose File | 4.0 |
| .HE | Humongous Entertainment Game Archive | 4.4 |
| .HE0 | Humongous Entertainment Game Archive | 2.5 |
| .HE1 | Humongous Entertainment Game Archive | 2.0 |
| .HE2 | Humongous Entertainment Game Archive | 2.0 |
| .HE4 | Humongous Entertainment Sound Archive | 2.0 |
| .HEARTSSAVE-MS | Microsoft Hearts Save File | 3.3 |
| .HEIC | High Efficiency Image Format | 3.7 |
| .HEIF | High Efficiency Image Format | 4.0 |
| .HELP | Mac OS X Help Book | 1.6 |
| .HELPCFG | Adobe Community Help Configuration File | 1.5 |
| .HELPINDEX | Help Index Document | 1.8 |
| .HES | Hudson Entertainment Sound Format | 1.5 |
| .HEVC | High Efficiency Video Coding File | 3.4 |
| .HEX | Hexadecimal Source File | 3.6 |
| .HEX | BinHex Encoded File | 2.6 |
| .HF | HF Raster Image | 3.3 |
| .HFD | HotDocs Form Document | 3.4 |
| .HFP | HitFilm Project | 3.3 |
| .HFP | HueForge Project | 2.0 |
| .HFS | HFS Disk Image File | 3.5 |
| .HFT | HotDocs Form Template | 2.6 |
| .HFV | HFS Disk Image | 3.0 |
| .HGH | Basically Games High Score File | 1.0 |
| .HGL | HP Graphics Language File | 2.4 |
| .HGR | Hierarchical Graphics Renderer Model | 3.7 |
| .HGT | SRTM Elevation Data File | 3.3 |
| .HH | C++ Header File | 3.7 |
| .HHC | HTML Help Table of Contents | 3.4 |
| .HHH | Power C Precompiled Header File | 2.9 |
| .HHI | The Sims 4 Household Data File | 2.8 |
| .HHK | HTML Help Index | 3.8 |
| .HHP | HTML Help Workshop Project | 3.0 |
| .HHSL | Hockey High Score List File | 1.6 |
| .HHT | Help and Support Center HHT File | 3.0 |
| .HI | MacMAME High Scores File | 3.0 |
| .HID | Sony Ericsson Remote Configuration | 3.3 |
| .HID | KeepSafe File | 3.3 |
| .HID2 | KeepSafe File | 3.2 |
| .HIF | High Efficiency Image Format | 3.5 |
| .HIF | Quicken Online File | 2.6 |
| .HIGHLAND | Highland Document | 3.0 |
| .HIN | HyperChem Input File | 3.5 |
| .HIP | Houdini Project File | 3.7 |
| .HIP | Heavy Iron Studios Package | 4.3 |
| .HIPNC | Houdini Apprentice File | 4.5 |
| .HIS | FindinSite Database Definition File | 3.9 |
| .HISTORY | Unix C Shell History | 2.0 |
| .HIT | The Sims Sound File | 3.6 |
| .HIV | Windows Registry Hive File | 4.2 |
| .HJT | TreePad 6 Database File | 2.8 |
| .HKDB | Apple iTunes Library File | 3.5 |
| .HKI | WinHKI Archive | 3.2 |
| .HKI1 | WinHKI HKI1 Archive | 3.0 |
| .HKI2 | WinHKI HKI2 Archive | 2.0 |
| .HKI3 | WinHKI HKI3 Archive | 3.0 |
| .HKM | Havok Movie File | 3.0 |
| .HKX | Havok Packed File | 3.3 |
| .HL | HeuristicLab Storage File | 3.3 |
| .HLB | VMS / VAX Help Library | 3.0 |
| .HLP | Windows Help File | 3.6 |
| .HLSL | High Level Shader Language File | 3.5 |
| .HLX | ATI Radeon Video Driver Support File | 3.3 |
| .HM3 | Help & Manual 3 Project | 2.0 |
| .HMA | Sony HI-MD Audio File | 1.5 |
| .HME | Windows Mobile Theme File | 3.0 |
| .HMI | HMI Audio File | 1.4 |
| .HMK | Hallmark Card Studio File | 3.8 |
| .HML | HostMonitor TestList File | 2.6 |
| .HMP | Worms Height Map File | 3.8 |
| .HMS | HostMonitor Script File | 3.5 |
| .HMT | HighMAT File | 2.4 |
| .HMX | Help & Manual 4 Project | 3.0 |
| .HMXP | Help & Manual XML Project | 2.8 |
| .HMXZ | Help & Manual Compressed Project | 4.5 |
| .HO | GoodEngine Asset Package | 2.6 |
| .HOF | OMSI Map Parameter File | 3.0 |
| .HOG | Descent or Descent 2 Mission File | 3.8 |
| .HOI4 | Hearts of Iron IV Game Save File | 3.5 |
| .HOL | Outlook Holidays File | 4.4 |
| .HONMOD | HON Modification Manager File | 4.4 |
| .HOOP | HOOP Ransomware Encrypted File | 3.5 |
| .HOP | Evil Engine Asset Package | 3.7 |
| .HOSTNAMES | Archive Team Hostname File | 1.0 |
| .HOT | The Sims Sound File | 3.7 |
| .HOT | 4x4 Evolution Hot Lap File | 1.0 |
| .HOUSEHOLDBINARY | The Sims 4 Binary Household Data | 3.8 |
| .HOW2 | Visma Performit Player Configuration File | 4.3 |
| .HPD | HotDocs PDF Document | 2.4 |
| .HPF | High Performance Fortran File | 3.1 |
| .HPF | HP9100A Program File | 3.0 |
| .HPG | HPGL Plot File | 3.3 |
| .HPGL | HP Graphics Language Plotter File | 3.3 |
| .HPI | Hemera Photo Objects Image File | 3.2 |
| .HPJ | Help Project File | 3.0 |
| .HPK | Tropico Game Archive | 3.3 |
| .HPK | HPack Compressed Archive | 2.7 |
| .HPKG | Haiku Package File | 2.8 |
| .HPL | HP-GL Plotter File | 2.5 |
| .HPP | C++ Header File | 3.9 |
| .HPP | Haluha Pearls File | 1.4 |
| .HPR | Internal RoboHelp File | 3.0 |
| .HPRJ | ZOOM H6 Recording Metadata | 4.5 |
| .HPS | HPL Script | 3.1 |
| .HPS | HP Digital Sender Metadata File | 1.5 |
| .HPS | GameCube Audio File | 2.0 |
| .HPT | HotDocs PDF Template | 4.0 |
| .HQM | Hardcore Questing Mode Data File | 3.0 |
| .HQX | BinHex 4.0 Encoded File | 3.6 |
| .HR | TRS-80 Image | 2.3 |
| .HR2 | Poser Hair File | 3.0 |
| .HRF | Hitachi Raster Format File | 3.0 |
| .HRL | Erlang Header File | 3.4 |
| .HRZ | Compressed Poser Hair File | 3.7 |
| .HRZ | Slow-Scan Television (SSTV) Image | 1.0 |
| .HS | Haskell Script | 3.9 |
| .HS | Motorola Flash Flex File | 3.0 |
| .HS | Java HelpSet File | 3.5 |
| .HS | LaserTank High Scores File | 1.8 |
| .HS2 | HyperRESEARCH 2 Study File | 3.0 |
| .HSB | HALion Sound Bank File | 3.0 |
| .HSC | Aspen HYSYS Simulation File | 3.5 |
| .HSDT | Thinkfree Office NEO Show Template | 2.5 |
| .HSF | HOOPS Stream Format File | 3.5 |
| .HSH | Windows Catalog Search Index File | 2.5 |
| .HSK | Huskey Truss & Building Supply Import File | 3.0 |
| .HST | History File | 3.6 |
| .HSTX | 3hs Theme Extensible | 2.3 |
| .HT | HyperTerminal Session File | 3.2 |
| .HTA | HTML Application | 3.8 |
| .HTACCESS | Apache HTACCESS File | 3.9 |
| .HTB | Audacity Help File | 2.5 |
| .HTC | HTML Component File | 3.8 |
| .HTG | HackTheGame Mission Pack | 3.3 |
| .HTK | Hidden Markov Model Toolkit Audio | 3.5 |
| .HTM | Hypertext Markup Language File | 3.8 |
| .HTMI | HyperText Media Interoperable File | 4.0 |
| .HTML | Hypertext Markup Language File | 3.5 |
| .HTML.MEM | Hypertext Markup Language Memory File | 2.0 |
| .HTML0 | Book Designer File | 2.8 |
| .HTMLZ | Zipped HTML eBook | 2.5 |
| .HTMOD | Hardware Tycoon Game Mod File | 2.3 |
| .HTPASSWD | Apache HTACCESS File | 3.3 |
| .HTT | Hypertext Template | 4.1 |
| .HTX | HTML Extension File | 3.0 |
| .HTXT | Hanvon eBook File | 3.0 |
| .HTZ4 | HyperMaker 4 Publication | 3.0 |
| .HTZ5 | HyperMaker 5 Publication | 3.5 |
| .HUH | HydroCAD Unit Hydrograph Definitions File | 2.0 |
| .HUM | OMSI Human Configuration File | 3.4 |
| .HUS | Husqvarna Embroidery File | 3.0 |
| .HVC | HotDocs Variable Collection File | 4.0 |
| .HVE | Windows Registry Hive File | 4.3 |
| .HVIF | Haiku Vector Icon File | 3.3 |
| .HVL | Hively Tracker Module | 2.0 |
| .HVPL | iTunes Visual Plug-in File | 3.7 |
| .HWAV | 3hs Music | 2.0 |
| .HWD | Hedgewars Demo File | 4.0 |
| .HWDT | Thinkfree Office NEO Word Template | 2.3 |
| .HWMAP | Hedgewars Drawn Map File | 2.0 |
| .HWP | Hanword Document | 3.1 |
| .HWP | Hangul Text Document | 3.2 |
| .HWS | Hedgewars Saved Game | 2.0 |
| .HWT | Huawei EMUI Theme | 2.8 |
| .HX | Haxe Source Code Module | 4.3 |
| .HXA | Microsoft Help 2 Attribute Definition File | 2.7 |
| .HXC | Microsoft Help 2 Collection Definition | 2.4 |
| .HXE | Microsoft Help 2 Sample Definition File | 4.2 |
| .HXK | Microsoft Help 2 Index File | 3.1 |
| .HXM | Descent 2 Resource Modification | 2.8 |
| .HXML | Haxe Project File | 4.3 |
| .HXN | Hexagon Model File | 3.0 |
| .HXPROJ | Haxe Project File | 4.0 |
| .HXS | Help 2 Compiled Help File | 3.1 |
| .HXT | Microsoft Help 2 Table of Contents File | 1.5 |
| .HXX | C++ Source Code Header File | 3.4 |
| .HYDRA | Hydra Image Filter Program File | 3.5 |
| .HYP | Dictionary Information File | 1.8 |
| .HYP | Hyper Compressed Archive | 2.9 |
| .HYPE | Hype Document | 3.1 |
| .HYPERESOURCES | Hype Resources Folder | 3.5 |
| .HYPESYMBOL | Hype Symbol File | 3.4 |
| .HYPETEMPLATE | Hype Document Template | 3.0 |
| .HYV | Team Manager Meet Event File | 4.2 |
| .HZ | Chinese (Hanzi) Text | 3.3 |