ExtenDOS 4 is the latest version of Anodyne Software's ExtenDOS product line. Like previous versions, it provides access to CDs through most SCSI and ATAPI CD-ROM drives and CD recorders. In addition, ExtenDOS 4 supports standard MMC DVD drives, both readers and recorders!
 | data and audio CDs appear to the operating system as read-only removable hard disks |
| DVD-ROMs appear to the operating system as read-only removable hard disks (providing they contain an ISO9660 file system) |
| provides low-level driver support for CD recording (CD-R/CD-RW) and DVD recording (DVD-R/DVD-RW/DVD+R) |
| supports the SCSIDRV interface: ExtenDOS 4 (and therefore application programs such as CD Writer Suite) can use SCSI or ATAPI/IDE CD/DVD devices on most systems with the appropriate hardware interface and a SCSIDRV driver installed |
| includes MiNT XFS for better integration with recent versions of freemint |
| enhancements to the included audio CD player, including display of track and album names (from either CD Text or the freedb database) |
| supplied on a diskette with a 50+ page manual, plus a copy of the Atari-format freedb database on CD |
| easy installation and reconfiguration via a GEM-based installation program |
| compatibility with Atari TOS-based systems (and compatibles) |
| comprehensive Atari operating system compatibility, including MiNT, MagiC, and Geneva |
| compatibility with most SCSI and ATAPI/IDE CD/DVD readers and CD/DVD recorders, including those requiring SCSI arbitration |
| works with SCSI-to-IDE converters, allowing the use of ATAPI/IDE readers and writers on older Atari systems |
| high performance through optimised assembler-language coding and caching of active CD/DVD sectors |
| support for most CD-ROM formats, including mixed-case and long filenames |
| a full-function audio CD player, invoked as a desk accessory or program |
| audio CD "quick-play": play a track or an entire disk directly from the desktop |
| direct audio CD-to-disk copying with comprehensive controls for selecting the audio data |
| CD Session-At-Once recording for MMC drives |
| Buffer-Underrun-Free (i.e. “burnproof”) recording, when requested by the application program |
| an extremely stable and well-tested environment. |
IMPORTANT: ExtenDOS 4 is now available as a free download! The installation files are here. The English manual is here and the French manual is here. There is also a German version of the resource files, kindly provided by a user, here.