Extension  |
Description  |
Format |
MIME Type |
| H |
C program header |
|
|
| H |
C programming language header |
|
|
| h |
C header file |
|
|
| H++ |
C++ Header; "H++" extension not allowed in 16-bit DOS; see H__ |
|
|
| H-- |
C Header |
|
|
| HA |
Archive |
|
|
| HAP |
Archive |
|
|
| HBF |
Font; Hanzi Bitmap Font 1.1 |
|
|
| HBK |
Mathcad handbook |
|
|
| HCM |
IBM HCM configuration file |
|
|
| HCOM |
Sound Tools HCOM format |
|
|
| HCR |
IBM HCD/HCM production configuration file |
|
|
| HCX |
Chart; Harvard Chart XL |
|
|
| HDF |
Hierarchical Data Format for NCSA |
|
|
| HDF |
National Center for Supercomputing Applications (NCSA) geospatial Hierarchical Data Format file |
|
|
| HDF |
Hierarchical Data Format |
|
|
| HDP |
HD Photo. Microsoft-proprietary lossy raster image format for photography. Previously known as Windows Media Photo. |
[HDPhoto] |
|
| HDR |
(2) Text; Description of an EXE, using output from EXEHDR.EXE redirected to a file for Intel VTune. |
|
|
| HDR |
(1) Database; Egret; PC-File |
|
|
| HDS |
Hierarchical Data System |
|
|
| HDW |
Vector Drawing; Harvard Draw for Windows; SDSC Image Tools |
|
|
| HED |
HighEdit document |
|
|
| HED |
Document; High-Edit |
|
|
| HEL |
Microsoft Hellbender saved game |
|
|
| HEX |
Macintosh BinHex 2.0 file |
|
|
| HEX |
Program image with all references resolved, for EEPROM programming |
|
|
| HGL |
Hewlett-Packard Graphics Language; see PLT |
|
|
| HGL |
HP Graphics Language drawing |
|
|
| HH |
Map file. Contains topic IDs and map numbers for each of the topics in a Help system. Allows the running application to send the user the appropriate context-sensitive help topic |
|
|
| HH |
C++ Header; see H++ |
|
|
| hhc |
BlueSky HyperHelp contents |
|
|
| HHC |
Microsoft HTML Help Contents; see HHK, CHM |
|
|
| HHH |
Power C pre-compiled header |
|
|
| hhk |
BlueSky HyperHelp keywords (index) |
|
|
| HHK |
Microsoft HTML Help Index; see HHC, CHM |
|
|
| HHP |
ProComm Plus Host Mode Help |
|
|
| HIN |
HyperChem |
|
|
| HJT |
Treepad PIM data file. There is also a Java clone JreePad. |
|
|
| HL$ |
Microsoft compressed HLP (DOS help file); decompress with UNPACK.EXE |
|
|
| HLP |
Help file - May be DOS, or 16- or 32-bit Windows |
|
|
| hlp |
MSWindows help file |
|
|
| HLP |
Help file |
|
|
| HLP |
DataCAD Windows Help file |
|
|
| hlp |
Program on-line Help File |
|
|
| HLP |
Help file |
|
|
| HLP |
Help file |
|
|
| HLX |
Helix, Nuts&Bolts utility |
|
|
| HM |
Windows Help context IDs used by MAKEHM.EXE |
|
|
| HOF |
Hall Of Fame |
|
|
| HOG |
Lucas Arts Dark Forces WAD file |
|
|
| HOT |
Mosaic Internet address |
|
|
| HP |
(2) C++ Header; same as HPP |
|
|
| HP |
(1) Picture; Hewlett-Packard Graphics Language (plotter) |
|
|
| HP8 |
Text; NewWave Write |
|
|
| hpf |
|
|
|
| HPG |
Hewlitt-Packard Graphics Language (printer image). Usually HPGL. |
|
|
| HPGL |
Hewlitt-Packard Graphics Language (printer image) |
|
|
| HPI |
Font Information; GEM |
|
|
| hpj |
MSWindows help project |
|
|
| HPJ |
Help project description for Windows help compiler |
|
|
| HPJ |
Visual Basic Help Project |
|
|
| HPM |
Text; Hewlett-Packard NewWave |
|
|
| hpp |
C++ header file |
|
|
| HPP |
C++ Header |
|
|
| HPP |
C++ program header |
|
|
| HPPCL |
Hewlett-Packard Printer Control Language |
|
|
| HPS |
Hewlett-Packard PrintSmart Document collection settings used with HTML Documents; see HPY, INI |
|
|
| HPW |
CompuServe Home Page Wizard (16-bit) |
|
|
| HPY |
Hewlett-Packard Web PrintSmart style sheet used with HPS |
|
|
| HQX |
Macintosh BinHex 4.0 file |
|
|
| hqx |
Binhex |
|
|
| HQX |
Archive; Macintosh compressed archive (use BinHex 4.0 to decompress) (MIME: application/mac-binhex40) |
|
|
| HRF |
Bitmap Picture; Hitachi |
|
|
| HRF |
Hitachi Raster Format |
|
|
| HRT |
Sound; Hornet Packer |
|
|
| HRZ |
Picture |
|
|
| HS2 |
Bitmap Picture; Postering Monochrome Picture |
|
|
| HSF |
HOOPS Stream File. details |
[HSF] |
|
| HSI |
Bitmap Picture; Image Alchemy; see JPG |
|
|
| HSM |
Include; Assembly language header (University of Waterloo Engineering convention); see INC |
|
|
| hst |
|
|
|
| HST |
History file |
|
|
| HST |
History (uncommon?) |
|
|
| HT |
Hyper Terminal file |
|
|
| HT |
HyperTerminalTM file |
|
|
| HT |
Windows Hyper-Terminal |
|
|
| HT |
Hyper Terminal |
|
|
| HT |
HyperTerminal |
|
|
| HT3 |
HTML; Internet Document, Version 3 (uncommon) |
|
|
| HTC |
Help file contents for Microsoft Windows CE; see 2BP, HLP, HTP |
|
|
| HTF |
Document; Hyper-G Text Format |
|
|
| HTM |
HyperText Markup |
[HTML] |
text/html |
| HTML |
HyperText Markup Language |
[HTML] |
text/html |
| HTP |
Help Topic file for Microsoft Windows CE; see HLP, HTC |
|
|
| HTR |
HTML-like script |
|
|
| HTT |
Microsoft Hypertext Template |
|
|
| HTT |
Microsoft Internet Explorer Hyper-Text Template (MIME: text/webviewhtml) |
|
|
| htt |
HyperText Template |
|
|
| HTX |
Microsoft FrontPage Database results, HTML-like query script; see IDC |
|
|
| HTX |
Extended HTML template |
|
|
| htx |
MS IIS HTML template |
|
|
| HTX |
Document; Hypertext |
|
|
| htz |
|
|
|
| HWD |
Presentation; Hollywood |
|
|
| HXM |
Descent2 HAM file extension |
|
|
| HXS |
Microsoft Help 2.0 |
|
|
| HXX |
C++ Header |
|
|
| HYP |
(1) Archive; Hyper |
|
|
| HYP |
(2) Adobe Illustrator Hyphenation Dictionary |
|
|
| HYZ |
Corel WordPerfect hyphenation |
|
|
| HZ |
Document; ASCII and Chinese text |
|
|
| H__ |
C++ Header; Same as H++ in 16-bit DOS; see H++ |
|
|
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