List in alphabetic order - H
- H C/C++/Objective-C Header Format
- H++ Unusual C++ Header
- H-263 H.263 Encoded Video
- H263 H.263 Encoded Video
- H0 Magix Music Studio Format
- H00 ARM EPROM HEX
- H01 ARM EPROM HEX
- H04 GE FIX32 Historical
- H08 GE FIX32 Historical
- H10 At Home Canada 2010 Tax Return
- H11 At Home Canada 2011 Tax Return
- H12 At Home Canada 2012 Tax Return
- H1C Windows Vista Format Related To Assistance Platform (AP) Help
- H1D Microsoft Windows
- H1F Microsoft Windows Assistance Platform Client Help
- H1H Microsoft Windows Merged Hierarchy Help
- H1K Keyword Index - Microsoft Windows Assistance Platform Client Help Related
- H1Q Microsoft Help Merged Query Index Format
- H1S Windows Assistance Platform Help Format
- H1T Microsoft Windows Assistance Platform Client Help Related
- H1V Task Metadata - Microsoft Windows Assistance Platform Client Help Related
- H1W Microsoft Windows Keyword Index
- H260 Video Recording
- H261 H.261 Video Format
- H263 H.263 Video Format
- H264 H.264 Encoded Video Format
- H2DRUMKIT Hydrogen Drum Kit
- H2O Battle Realms Game Data Format
- H2P Zebra Preset
- H2SONG Hydrogen Drum Notes
- H2W H2testw
- H3B POD HD300 Bundle
- H3C Heroes Of Might And Magic 3 Campaign
- H3D Altair HyperView 3D Model
- H3E POD HD300 Preset
- H3M Heroes 3 Map Format
- H4B POD HD400 Bundle
- H4E POD HD400 Preset
- H4M Resident Evil Zero Game
- H4R Heroes Of Might And Magic IV Data Format
- H5 Hierarchical Data Format Version 5
- H5E POD HD500 Preset
- H5S POD HD500 Set
- H86 CP/M
- HA HA Compressed Archive
- HAK BioWare Aurora Engine
- HAL HansaWorld Application Language Format
- HAM Descent 2 Resource Format
- HAML HTML Abstraction Markup Language
- HANDLEBARS Handlebars Template
- HANG Apple Mac OS X Terminal
- HAP HAP Compressed Format Archive
- HAR E-Sword Harmony Resource
- HARDDISK Boxer For Mac Harddisk
- HARX E-sword Harmony
- HAS Haskell Script
- HASH EnCase Forensic Drive Image Hash
- HAT Formula 1 Car Race 2001 Log Hat
- HATHDL Hentai@Home Download
- HAV Video Recorder Video
- HAZ Microsoft Flight Texture
- HBC HyperBac Compressed Archive
- HBC2 HyperBac Compressed Format Archive
- HBE HyperBac Compressed And Encrypted Archive
- HBK Mathcad Handbook Format
- HBM Hibernate Script
- HBN Java Hibernate
- HBR HaxBall Replay
- HBX BinHex Encoded Format
- HBZ StarMoney Macro
- HCB HyperOS Compressed Backup
- HCC HydroCAD Prefab Chamber Data Format
- HCE HydroCAD Hydrograph Data Format
- HCF Compact Ham Library
- HCFG HoDokK Configuration
- HCG HClab Chart
- HCI HydroCAD IDF Data Format
- HCL HotDocs Clause Archive
- HCOM Sound Tools HCOM Audio
- HCP HydroCAD Project Format
- HCR HydroCAD Rainfall Curve Data Format
- HCS NHP ESubmission Builder Submission Package
- HCT Symantec LiveUpdate
- HCU Hydrograph Units Definitons Format
- HCW HTML Help Workshop Conversion Wizard Macro
- HCX ChartXL Chart
- HD2 Poser Hand Pose Format
- HDA HotDocs Auto-Assemble Format
- HDB HansaWorld Database Format
- HDC HD Tach Benchmark
- HDD Parallels Desktop Hard Disk Format
- HDE NAUPA Format Encryptor Encrypted
- HDF Hierarchical Data Format
- HDF4 HDF4
- HDF5 HDF5
- HDI Hard Disk Image
- HDK HotDocs Registration Format
- HDL HotDocs Library Format
- HDM HDML Format
- HDML Handheld Device Markup Language Format
- HDMOV QuickTime HD Movie Format
- HDMP Windows Heap Dump
- HDP HD Photo Format
- HDPMX HotDocs Publisher Mapping XML Format
- HDR High Dynamic Range Image Format
- HDRP HDRtist Graphic Format
- HDRU Apollo HRDU Image Format
- HDS Microsoft PlayReady Data Format
- HDT Photoshop HDR Toning Preset Format
- HDUMX HotDocs User Mapping XML Format
- HDV High Definition Video Format
- HDX Delphi MultiHelp Index Format
- HDZ Compressed Poser Hand Pose Format
- HE4 HDF4
- HEA Fifa 2001 Data
- HEARTSSAVE-MS Microsoft Hearts Save Format
- HEB DEcomp 3D Scene Data
- HED Hi-Eddi Image
- HEF HEAT Export
- HELP Mac OS X Help Book
- HELPCFG Adobe AIR Help Configuration
- HELPINDEX Mariner Software Narrator Index
- HEP Novell NetWare Help Librarian Data
- HES TurboGrafx-16 Audio
- HET WinSQL HTML Export Template
- HEU Adobe Flash Player Cache Metadata
- HEX Hexadecimal Source Format
- HF HF Image
- HFA Erdas Imagine Hierarchical
- HFB Hell Fighter Battle
- HFC H-JTAG Configuration
- HFD HotDocs Form Document
- HFMX HFM.NET Configuration
- HFO Pinnacle Hollywood FX Object
- HFP XnView Filter
- HFS HFS Disk Image Format
- HFSS Ansoft HFSS Project
- HFT HotDocs Form Template
- HFV HFS Disk Image
- HFX Harvard Graphics F/X
- HG HP Graphics Language
- HG1 Hellgate: London Saved Game
- HGD IP Camera Video
- HGH Star Wars: Tie Fighter High Score
- HGL HP Graphics Language Format
- HGP HighGrow Plant
- HGS Harvard Graphics Graphic
- HGT SRTM Elevation Data Format
- HGZ ArcMap GIS
- HH C++ Header Format
- HHC HTML Help Table Of Contents
- HHH Power C Precompiled Header Format
- HHK HTML Help Index
- HHL Visual Basic
- HHP Microsoft HTML Help Project
- HHPACK HTC Home Extension
- HHS Microsoft HTML Help Workshop Sample
- HHSL Hockey High Score List Format
- HHT Help And Support Center HHT Format
- HI MacMAME High Scores Format
- HIC HicEst Script
- HID Sony Ericsson Remote Settings Format
- HID2 KeepSafe Encrypted
- HIF Quicken Online Format
- HIL Deluxe Ski Jump 3 Hill
- HIM ROSE Online Highmaps
- HIN HyperChem HIN Chemical Modeller Input
- HIP Houdini Project Format
- HIPNC Houdini Apprentice Format
- HIPS Bitmap
- HIR Hires C64 Image Format
- HIS FindinSite Database Definition Format
- HISAWSAVE Nancy Drew Saved Game
- HISF DL_POLY History
- HISTORY Eclipse IDE Local History
- HISU DL_POLY History
- HIT The Sims Sound Format
- HIV Windows Registry Hive Format
- HJT TreePad 6 Database Format
- HKC HTML-KIT Auto Complete Short Cut
- HKDB Apple ITunes Library Format
- HKE Painkiller Overdose Game
- HKF Microsoft.NET Framework
- HKI WinHKI Archive
- HKI1 WinHKI HKI1 Archive
- HKI2 WinHKI HKI2 Archive
- HKI3 WinHKI HKI3 Archive
- HKL RMCProfile Range Of Values
- HKM Havok Movie Format
- HKS HTML-KIT Plugin
- HKX Skyrim Animation
- HL HeuristicLab Storage Format
- HL$ MS-DOS Compressed Help
- HL1 Half-Life Saved Game
- HL6 Horizontal.Log 6
- HLA High Level Assembler Source
- HLB VMS / VAX Help Library
- HLC ESO MIDAS Help Command
- HLD Structural Desktop Hold
- HLF FAR Manager Help
- HLK Warhammer 40k Dawn Of War 2 Animation
- HLN MicroStation Hidden Line
- HLOG VMware Workstation Log
- HLP Windows Help Format
- HLQ ESO MIDAS Help Qualifier
- HLSL High Level Shader Language Format
- HLT Watcher Database Trades List
- HLW Win32/AMalum.EDHZ
- HLX ATI Radeon Video Driver Support Format
- HLZ MultiEdit Packed Help
- HM Windows Help Context IDs
- HM0 MAGIX Audio Cleaning Lab Waveform
- HM2 Help & Manual Help Format Project
- HM3 Help & Manual Help Format Project
- HMA Sony HI-MD Audio Format
- HMAP Microsoft SharePoint Server 2007 Temporary
- HMAPDIR Microsoft SharePoint Server 2007 Temporary
- HMAX Custom 3ds Max Format
- HMD SWAT Relative Humidity Input
- HME Smartphone Theme Format
- HMF HOOPS Metafile
- HMGD Microsoft Grammar
- HMHD Word Hyphenation Format
- HMI HMI Audio Format
- HMK Hallmark Card Studio Format
- HML HostMonitor TestList Format
- HMMER SAM HMMER Format
- HMMR SAM HMMR
- HMP Worms Height Map Format
- HMS HostMonitor Script Format
- HMSD Microsoft Dictionary
- HMSKIN Help & Manual Help Format Skin
- HMT HighMAT Format
- HMX Help & Manual 4 Project
- HMXP Help & Manual XML Project
- HMXZ Help & Manual Compressed Project
- HMY Hemingway Content Management System Plugin
- HM~ Help&Manual Help Project Backup
- HNC NoteCenter Note
- HND HNSKY Deep Sky Database
- HNF HNF Split & Merge Channels
- HNR Teleatlas
- HOB Star Trek Birth Of The Federation Ship Graphic Data
- HOD Homeworld Object Data
- HOG Descent Mission Format
- HOGG Cryptic Studios Data
- HOL Outlook Holidays Format
- HONMOD Heroes Of Newerth Mod Format
- HOP Hippon Protected
- HOT The Sims Sound Format
- HOTSPOT Homeworld Cursor Informaiton
- HP HP Graphics Language Plotter
- HP1 HP Graphics Language Plotter
- HP2 HP Graphics Language Plotter
- HP? LoseThos C+ Header
- HPC System Dynamic Library
- HPD HotDocs PDF Document
- HPF High Performance Fortran Format
- HPFS OS/2 High Performance Format System
- HPG HPGL Plot Format
- HPGL HP Graphics Language Plotter Format
- HPGL2 Hewlett Packard Graphics Language 2
- HPI Hemera Photo Objects Image Format
- HPJ Help Project Format
- HPK Tropico Game Archive
- HPL HP-GL Plotter Format
- HPLG Apple ITunes Device Plugin
- HPM Procomm Plus Alternate Main Menu
- HPO HippoDraw Canvas Document
- HPP C++ Header Format
- HPR RoboHelp Settings
- HPRJ Heroglyph Project
- HPROF Java Heap Dump
- HPS HPL2 Script
- HPT HotDocs PDF Template
- HPX MetaVR 3D Model
- HPZ Helpinator Project
- HQF QuiltCAD Stitch
- HQR Little Big Adventure HQR
- HQX BinHex 4.0 Encoded Format
- HR TRS-80 Image
- HR2 Poser Hair Format
- HRC Autodesk Softimage Model 3D
- HRD MSC Patran Device-dependent Hardcopy
- HRF Hitachi Raster Format
- HRL Erlang Header Format
- HRM Polar ProTrainer Pulse Rate Save
- HRS Holder Reporting System
- HRU HRU Image Format
- HRX Herolab EasyWin32
- HRZ Compressed Poser Hair Format
- HS Haskell Script
- HS2 HyperRESEARCH 2 Study Format
- HSB HALion Sound Bank Format
- HSC Aspen HYSYS Simulation Format
- HSE Adobe Dreamweaver Snippet
- HSF HOOPS Stream Format
- HSH Windows Catalog Search Index Format
- HSI Handmade Software Bitmap Image
- HSK Huskey Truss & Building Supply Import Format
- HSM The Sims Sound
- HSP HSC Composer Packed By Number Six
- HSQL HtmSQL Html
- HSR RezeptAssist Import Or Export
- HSS Adobe Dreamweaver Snippet
- HST History Format
- HSTX Altair HyperStudy Package
- HSV Diablo: Hellfire Singleplayer Character Data
- HSX Health & Safety Xpert Project
- HT HyperTerminal Session Format
- HT1 Google Desktop Application Data
- HT4 HTML Version 4
- HTA HTML Application
- HTACCESS Apache HTACCESS Format
- HTB Audacity Help Format
- HTC HTML Component Format
- HTD Adobe ExtendScript HTML
- HTG HackTheGame Mission Pack
- HTGROUP Apache Server User Group
- HTI Microsoft Windows WinHelp Related
- HTK Hidden Markov Model Toolkit Speech Recognition
- HTM Hypertext Markup Language Format
- HTML Hypertext Markup Language Format
- HTML0 Book Designer Format
- HTML5 HTML5 Hypertext Markup Language Revision 5 Source
- HTMLENX Egis Encrypted HTML
- HTMLS HyperText Markup Language Document With Server-side Include
- HTMLZ Zipped HTML EBook
- HTMS PHP HTML Document
- HTN Micrografx Picture Publisher 8 Print Style
- HTP Autodesk Slope Template Definition
- HTPASSWD Apache HTACCESS Format
- HTPL IBM Rational Application Developer WebContent Theme
- HTR Microsoft Windows NT Password Services Script
- HTRI HTRI Xchanger Suite Data Input
- HTT Hypertext Template Format
- HTW Windows
- HTX HTML Extension Format
- HTXT Hanvon EBook Format
- HTZ4 HyperMaker 4 Publication
- HTZ5 HyperMaker 5 Publication
- HUD SmartWare Dictionary
- HUH HydroCAD Unit Hydrograph Definitions Format
- HUL Re-Volt Collision Data
- HULL Half-Life Map Collision Hull
- HUN Personal Paint Hungarian Language User Interface
- HUP Haihaisoft DRM-X Protected Video
- HUS Husqvarna Embroidery Format
- HUV Husqvarna Viking Designer Graphic
- HV Microsoft Windows Mobile Hive
- HVA Command And Conquer Tiberian Sun Voxel Animation Control
- HVC ASCII Format
- HVD HoverDesk Theme
- HVIF Haiku Vector Icon Format
- HVL Commodore Amiga HivelyTracker Audio Module
- HVPL ITunes Visual Plug-in Format
- HWD Hedgewars Demo Format
- HWL Corel WordPerfect Shared Writing Tools 9.0
- HWMAP Hedgewars Drawn Map Format
- HWOF Microsoft Office For Mac Help
- HWP Hanword Document
- HWS Hedgewars Saved Game
- HWT Huawei Ascend P6 Emotion UI Theme
- HWX RSNetWorx Registration
- HX Haxe Source Code
- HXA Microsoft Help 2 Attribute Definition Format
- HXC Microsoft Help 2 Collection Definition Format
- HXD Microsoft Help Validator
- HXE Microsoft Help 2 Sample Definition Format
- HXF Microsoft Help Include
- HXH Microsoft Help Merged Hierarchy
- HXI Microsoft Help Compiled Storage
- HXK Microsoft Help 2 Index Format
- HXL Microsoft Help Registered Namespace List
- HXM Descent 2 Resource Modification
- HXML HaXe Make
- HXN Hexagon Model Format
- HXP HaXe Project
- HXPROJ FlashDevelop Flash Project
- HXR Microsoft Help Data
- HXS Help 2 Compiled Help Format
- HXT Microsoft Help 2 Table Of Contents Format
- HXV Microsoft Help Virtual Topic Definition
- HXW Microsoft Help Attribute Definition
- HXX C++ Source Code Header Format
- HY1 Ventura Publisher Hyphenation Algorithm
- HY2 Ventura Publisher Hyphenation Algorithms
- HYC Corel WordPerfect Data
- HYD Corel WordPerfect Hyphenation Dictionary
- HYDRA Hydra Image Filter Program Format
- HYM Hymarc Scandata Scanner 3D Image Binary
- HYP Dictionary Information Format
- HYPE Hype Document
- HYQ CARE-S InfoWorks Hydrograph
- HYV Team Manager Meet Event Format
- HZ Chinese (Hanzi) Text
- HZD SeisWorks
- H_ Microsoft Winhelp Compressed
- H__ C++ Header