ZOC (software)
title: "ZOC (software)" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["internet-protocol-based-network-software", "terminal-emulators", "secure-shell", "rexx", "telnet"] topic_path: "general/internet-protocol-based-network-software" source: "https://en.wikipedia.org/wiki/ZOC_(software)" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::data[format=table title="Infobox software"]
| Field | Value |
|---|---|
| name | ZOC |
| title | ZOC |
| logo | Icon_for_EmTec's_ZOC_SSH_Terminal_Program.png |
| screenshot | Graphic_of_the_main_window_for_EmTec's_ZOC_SSH_Terminal_Program.png |
| developer | EmTec, Innovative Software |
| released | |
| latest release version | {{Multiple releases |
| branch1 | Windows |
| version1 | |
| date1 | |
| branch2 | macOS |
| version2 | |
| date2 | |
| branch3 | OS/2 |
| version3 | |
| date3 | |
| latest preview version | {{Multiple releases |
| branch1 | Windows |
| version1 | |
| date1 | |
| branch2 | macOS |
| version2 | |
| date2 | |
| branch3 | OS/2 |
| version3 | |
| date3 | |
| operating_system | Microsoft Windows, macOS |
| genre | Terminal emulator |
| license | Proprietary |
| website | |
| :: |
| name = ZOC | title = ZOC | logo = Icon_for_EmTec's_ZOC_SSH_Terminal_Program.png | logo caption = | screenshot = Graphic_of_the_main_window_for_EmTec's_ZOC_SSH_Terminal_Program.png | caption = | collapsible = | author = | developer = EmTec, Innovative Software | released = | discontinued = | latest release version = {{Multiple releases | branch1 = Windows | version1 = | date1 = | branch2 = macOS | version2 = | date2 = | branch3 = OS/2 | version3 = | date3 = | latest preview version = {{Multiple releases | branch1 = Windows | version1 = | date1 = | branch2 = macOS | version2 = | date2 = | branch3 = OS/2 | version3 = | date3 = | programming language = | operating_system = Microsoft Windows, macOS | platform = | size = | language = | status = | genre = Terminal emulator | license = Proprietary | website = ZOC is a popular computer-based terminal emulator and Telnet software client for the Microsoft Windows and Apple Macintosh macOS operating systems that supports telnet, modem, SSH 1 and 2, ISDN, serial, TAPI, Rlogin and other means of communication. Its terminal emulator supports Xterm emulation with full colors, meta-keys and local printing, VT102, VT220 and several types of ANSI as well as Wyse, TVI, TN3270, and Sun's CDE. It supports full keyboard remapping, scripting in REXX and other languages, and support for named pipes.
ZOC is commercial software developed by Markus Schmidt of EmTec Innovative Software in Germany, a firm which produces software for various aspects of communications via telephone, PC, ISDN and the like. Price is about US$80, with a free evaluation period of 30 days. ZOC can be downloaded for evaluation from EmTec or several shareware distribution sites. EmTec produces another associated but independent telecommunications programme for use over TCP/IP, an FTP package including client and server, and PyroBatchFTP, a programmable FTP tool.
History
ZOC was first released for OS/2 in October 1993 (v0.95) and for Windows in November 1996 (v3.02). In 1997 it was selected as runner-up in the OS/2 e-Zine! Readers' Choice Awards. ZOC released version 3.11 in January 1999. Support for OS/2 was discontinued with the release of version 5. Mac OS X has been supported from version 6.
Features
The following list describes supported communication methods, emulated terminals and other features.
Protocols
- Secure Shell (SSH V1/V2) based on OpenSSH 8.1 with public/private key authentication, port forwarding (tunneling) and Smart Card support.
- Telnet (RFC-Telnet, pure TCP sockets, SSL-Telnet)
- Modem and serial console via serial port and TAPI (Windows modem)
- File transfer protocols: ASCII, X-Modem, Y-Modem, Z-Modem, Kermit, SCP, and SFTP
Terminals emulated
- Linux (Xterm) console-like
- VT52, VT100, VT102, VT220, VT420, VT520
- ANSI-BBS, ANSI-SCO, Avatar
- IBM like TN3270 and TN5250
- Sun-CDE
- QNX V4
- Wyse 30, 50, 60
- TVI 9xx (Televideo-920, TVI 925, TVI 950)
- Xterm
Automation
- Scripting
- REXX language for scripting (basic REXX with about 75 extensions to control the terminal emulator)
- AppleScript support with access to all internal script commands on macOS
- recorded login scripts, macro commands, automatic replies on incoming text
- DDE supported in Windows version, allowing ZOC to act as a communication server
User interface
- Tabbed interface for multiple concurrent connections and overview display to show thumbnails of open sessions
- Keys for macros, remappable keyboard, user button bar
References
References
- [http://download.cnet.com/ZOC-Terminal/3000-2085_4-10125963.html Free evaluation version: maximum rating on CNet out of 4 user votes; 75 downloads in week 27 Nov-3 Dec 2011, total to date 75,540]
- "Free evaluation version: maximum rating for quality on Tucows, relative popularity in the category "Windows-IS/IT-Network administration and protocols-SSH (Secure Shell)" 80%; number of downloads not specified, 3 user reviews".
- [http://www.emtec.com/zoc/features.html ZOC website - Features]
- [https://www.emtec.com/pyrobatchftp/index.html PyroBatchFTP Homepage]
- [http://cd.textfiles.com/cream/cream03/os2/ History in versions.doc from archive with ZOC v1.00 (zoc100.zip)]
- [https://www.emtec.com/downloads/zoc/zoc3/zoc317_versions.txt ZOC v3 history]
- [http://www.os2ezine.com/v3n01/business.htm OS/2 e-Zine! - 1997 Readers' Choice Awards: Business/Productivity Applications]
- [https://www.emtec.com/downloads/zoc/zoc6/zoc6_version_history.txt ZOC v6 history: first start of Mac OS X version]
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