Extensions: 'H'
| Format | Description | Author | File / Link |
|---|---|---|---|
| H.261 | H.261 Information | LINK | |
| HA | HA Archive File Format | Max Maischein | Download |
| HAFAS | HAFAS-j2me Timetable File Format | Arkadiusz [Yak] Wahlig | Download |
| HAFAS-Palm PDB Timetable File Format | Arkadiusz [Yak] Wahlig | Download | |
| HBF | Hanzi Bitmap Font (HBF) File Format version 1.1 | LINK | |
| HDF | Hierarchical Data Format v3.2 | NCSA | Download |
| Hierarchical Data Format | NCSA | LINK | |
| HEATSEEK | Heatseeker mc1.0 format | Asle / ReDoX | Download |
| HEX | Hexadecimal file formats (Intel HEX Format, Split Format INHX8S .HXL/.HXH or .OBL/.OBH, INHX32, PIC Format INHX8M, .OBJ, INHX16, S-Records, Tektronix Hex Format, MOS Technology Hex Object Format) | Download | |
| Intel Hexadecimal Object File | Intel | Download | |
| Intel HEX Object format for EEPROM programming | Sanjaya Vatuk | Download | |
| HFS | HFS Plus Volume Format | Apple | Download |
| HIREX | HIREx Data Specification - Transfer Files | Health Information Research Unit | Download |
| HLP | OS/2 Help File Format | Max Maischein | Download |
| Utility to disect help files | M. Winterhoff | Download | |
| HLP/ANN/SHG/MRB Windows 3.x/95 help files | M. Winterhoff | Download | |
| Useful site devoted to Help files | LINK | ||
| HP82240B | HP82240B printer codes | Jarno Peschier | LINK |
| HPFS | OS/2 High Performance File System | Dan Bridges | Download |
| HPGL | Hewlett Packard Graphics Language | Ralph Grabowski | Download |
| HPGL2 | Hewlett Packard Graphics Language 2 | Download | |
| HPI | Total Annihilation HPI format | Joe D | Download |
| HPJ | Help project file format | Microsoft | Download |
| HQR | Little Big Adventure HQR and VOX files | the KILLER | Download |
| HQX | HQX Format Description | Yves Lempereur | Download |
| HRT | Hornet Packer format | Asle / ReDoX | Download |
| HSDL | Hierarchical Scan Description Language | Asset | LINK |
| HTF | Hyper-G Text Format | LINK | |
| HTML | HTML 4 Specification (W3C approved) | Dave Raggett | LINK |
| HTML 2.0 (RFC 1866 approved by IETF) | LINK | ||
| HTML 3.2 Specification (W3C approved) | Dave Raggett | LINK | |
| HTTP | HTTP - Hypertext Transfer Protocol | W3C | LINK |
| HYP | Hyper Archiver File Format | Max Maischein | Download |
| HZ | Data Format for exchanging files of arbitrarily mixed chinese and ascii | Fung F. Lee | Download |
How to help
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