File Formats
The downloadable file types that IFDB knows about are shown below. Click on a format for more information about it.
If you'd like to suggest a new format to add to the list, or to inform us of needed corrections or updates to any format, please contact us.
View the Operating System list
| ADRIFT External ID: adrift Extension(s): .taf Description: Requires an ADRIFT interpreter. Visit the ADRIFT site for download links. | |
| AdvSys External ID: advsys Extension(s): .dat Description: Requires an AdvSys interpreter. (This is an older format that is no longer supported.) | |
| AGT External ID: agt Extension(s): .agx Description: Requires an AGT interpreter - see Brass Lantern for download links. | |
| Alan 2 External ID: alan2 Extension(s): .acd Description: For all systems. To play, you'll need an Alan Interpreter for your system - visit the Alan home page for download links. | |
| Alan 3 External ID: alan3 Extension(s): Description: For all systems. To play, you'll need an Alan Interpreter for your system - visit the Alan home page for download links. | |
| All Formats External ID: * Extension(s): Description: This is a pseudo-format used to represent download adviser records that apply to multiple formats. | |
| Application External ID: executable Extension(s): .exe Description: | |
| Bin/Hex External ID: bin/hex Extension(s): .hqx Description: Encoded in Macintosh Bin/Hex format. | |
| Document External ID: document Extension(s): Description: | |
| Glulx External ID: glulx Extension(s): .ulx Description: For all systems. To play, you'll need a glulx interpreter - visit Brass Lantern for download links. | |
| Glulx/Blorb External ID: blorb/glulx Extension(s): .blb .gblorb Description: For all systems. To play, you'll need a glulx interpreter - visit Brass Lantern for download links. | |
| GUEmap External ID: guemap Extension(s): .gmp Description: GUEmap file. Requires the GUEmap viewer - visit http://www.cjmweb.net/GUEmap for information. | |
| gzip External ID: gzip Extension(s): .gz Description: Compressed with gzip. Free unpacking tools are available for most systems. | |
| HTML External ID: html Extension(s): .htm .html Description: | |
| Hugo External ID: hugo Extension(s): .hex Description: For all systems. To play, you'll need a Hugo interpreter - visit the Hugo home page for download links. | |
| Image (GIF) External ID: gif Extension(s): .gif Description: | |
| Image (JPEG) External ID: jpeg Extension(s): .jpg .jpe .jpeg Description: | |
| Image (PNG) External ID: png Extension(s): .png Description: | |
| Installer External ID: setup Extension(s): Description: | |
| LHA External ID: lha Extension(s): .lha Description: Compressed with LHA (also known as LHArc). Free unpacking tools are available for most platforms. | |
| MacBinary External ID: MacBinary Extension(s): .bin Description: MacBinary format. Files in this format are primarily for MacOS use. | |
| PDF External ID: pdf Extension(s): .pdf Description: To view this file, you need an Acrobat Reader for your system. | |
| Story File External ID: storyfile Extension(s): Description: This game requires an interpreter program - refer to the game's documentation for details. | |
| StuffIt External ID: stuffit Extension(s): .sit Description: Compressed with StuffIt. Free StuffIt Expanders are available for most systems at www.stuffit.com. | |
| StuffIt/BinHex External ID: sit.hqx Extension(s): .sit.hqx Description: Compressed with StuffIt, encoded in BinHex format. Free StuffIt Expanders are available for most systems at www.stuffit.com. | |
| StuffIt/MacBinary External ID: sit.bin Extension(s): .sit.bin Description: Compressed with StuffIt, encoded in MacBinary format. Free StuffIt Expanders are available for most systems at www.stuffit.com. | |
| TADS 2 External ID: tads2 Extension(s): .gam Description: For all systems. To play, you'll need a TADS 2 Interpreter - visit tads.org for interpreter downloads. | |
| TADS 3 External ID: tads3 Extension(s): .t3 Description: For all systems. To play, you'll need a TADS 3 Interpreter - visit tads.org for interpreter downloads. | |
| tar External ID: tar Extension(s): .tar Description: Stored in Unix "tar" format. Free unpacking tools are available for most systems. | |
| Tarball (.tar.gz) External ID: tar.gz Extension(s): .tar.gz .tgz Description: Compressed with the Unix-style .tar.gz "tarball" format. Free unpacking tools are available for most platforms. | |
| Tarball (.tar.Z) External ID: tar.Z Extension(s): .tar.Z Description: Compressed with the Unix-style .tar.Z "tarball" format. Free unpacking tools are available for most platforms. | |
| Text External ID: text Extension(s): .txt Description: | |
| Z Machine/Blorb External ID: blorb/zcode Extension(s): .zblorb .zlb Description: For all systems. To play, you'll need a Z-Machine Interpreter with Blorb support - visit Brass Lantern for download links. | |
| Z-Machine External ID: zcode Extension(s): .z3 .z4 .z5 .z6 .z7 .z8 Description: For all systems. To play, you'll need a Z-Machine Interpreter - visit Brass Lantern for download links. | |
| ZIP External ID: zip Extension(s): .zip Description: Compressed with ZIP. Free Unzip tools are available for most systems at www.info-zip.org. |