Qmodem
| Original author(s) | John Friel III[1] |
|---|---|
| Developer(s) | Mustang Software |
| Initial release | 1984 |
| Operating system | MS-DOS |
| Type | telecommunications program, terminal emulator |
| License | shareware |
Qmodem was an
History
Qmodem was developed by John Friel III in 1984 and sold as shareware through a company called The Forbin Project. Qmodem gained in popularity very quickly because it was much faster and had many new features compared to PC-Talk, the dominant shareware IBM PC communications program of that time.[1]
Originally developed in
Qmodem Pro
It is a successor of Qmodem, by Mustang Software, Inc. Several versions had been released for MS-DOS and for Microsoft Windows with the final version being QmodemPro 2.1 for Windows 95 and Windows NT which was released July 7, 1997.[4]
QmodemPro continued to be sold by Mustang Software through 2000 when the rights to it were purchased by Quintus Corporation.[5]
Awards
- 1992 John Friel received the Dvorak Award for his development of Qmodem.[6]
- 1994 Mustang Software Incorporated received the Dvorak Award for QmodemPro for Windows.[7]
Software
Qmodem
Qmodem was available as shareware software for MS-DOS operating systems.
Qmodem supported the following file transfer protocols:[8]
- ASCII (plain text transfer)
- XMODEM-Checksum (128 byte block with 8-bit checksum)
- XMODEM-Relaxed (XMODEM-Checksum with relaxed error timing)
- XMODEM-CRC (128 byte block with 16-bit CRC)
- XMODEM-1K (1024 byte block with 16-bit CRC)
- YMODEM-Batch
- ZMODEM-Batch
- XMODEM-1K/G (requires a MNP compatible error-correcting modem)
- YMODEM/G-Batch (requires a MNP compatible error-correcting modem)
- Kermit (via external program)
- Puma (via external program)
Qmodem Pro
Qmodem Pro was available as paid commercial software for
Qodem
An independent free software re-implementation of Qmodem for Unix-like systems called Qodem[9] started development in 2003. Qodem is in active development and has features common to modern communications programs, such as Unicode display, and support for the telnet and ssh network protocols.[10] It has also been ported to Microsoft Windows, and compatible with Windows 95 and later versions of Windows.[11] It can be compiled with Borland C++ 5.02 or Microsoft Visual C++ 6.0.
See also
- List of BBS software
- List of terminal emulators
- Comparison of file transfer protocols#Serial protocols
References
- ^ ISBN 0-312-15760-6.
- ^ "New for telecom: Qmodem 5 debuts from Mustang - Mustang Software Inc.'s communications software - Product Announcement". Washington Post Newsweek Interactive. 1992-01-13. Retrieved 2007-08-20. [dead link]
- ^ MSI product announcement
- ^ SLBBS Support Files
- ^ "Qmodem Pro Definition". Archived from the original on 2012-03-02. Retrieved 2017-09-10.
- ^ Dvorak Awards Archived August 8, 2007, at the Wayback Machine
- ^ Dvorak Awards Archived September 28, 2007, at the Wayback Machine
- ^ Qmodem 4.6 Test-Drive User Manual; 1994; Mustang Software.
- ^ Qodem Terminal Emulator
- ^ Qodem README
- ^ Softpedia download page
External links
- Mustang Software, Inc. page: QmodemPro
- "Qmodem files at SimTel". Archived from the original on 2012-05-03. Retrieved 2011-12-19.
- Qmodem release archive
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