Tera Term (rarely TeraTerm) is an open-source, free, software implemented, terminal emulator (communications) program. It emulates different types of computer terminals, from DEC VT100 to DEC VT382. It supports telnet, SSH 1 & 2 and serial port connections. It also has a built-in macro scripting language and a few other useful plugins. TeraTerm Project. TeraTerm Project would have been developed terminal emulator 'Tera Term' and SSH module 'TTSSH'. This software is open source software under BSD License.This is Tera Term Pro 2.3 succession version and is being officially recognized by the original author. Hi Violet, Thanks for your tip, I tried the Debug mode and was able to see the binary values on tera term. But its kind of annoying to shift to debug mode every time and the debug windows looks a bit messed up on terra term.

Tera Term Home Page

last updated: Aug. 9, 1999

Tera Term (Pro) is a free software terminal emulator(communication program) for MS-Windows. It supports VT100emulation, telnet connection, serial port connection, and so on.

What's new

Pocket Tera Term version 0.0 forWindows CE 1.01 (Aug. 9, 1999)

The author thinks that Tera Term (Pro) is Year-2000compliant. If any Year-2000 problem appears, it will befixed. However, as README.TXT stated, there is no warranty forany kind of problem caused by Tera Term (Pro).

Latest versions(Mar 10, 1998)

Tera Term Pro ver. 2.3 for Windows 95/NT

Tera Term ver. 1.4 for Windows 3.1

Download (ttermv14.zip;698,697 bytes)

Serial ports larger than COM4.
Baud rate of 14400.
User shortcut key 'EditCLS', 'EditCLB', 'ControlOpenTEK' and 'ControlCloseTEK'.
Macro commands 'clearscreen', 'code2str', 'enablekeyb', 'filemarkptr', 'fileseekback', 'filestrseek2', 'findclose', 'findfirst', 'findnext', 'getdir', 'kmtfinish', 'kmtget', 'makepath', 'sendkcode', 'setdir', 'setexitcode', 'str2code' and 'testlink'.
Macro operator '%'.
Macro: a comment can be placed in any line.
Pass-through printing directly to a port
Special options in the setup file 'AutoFileRename', 'BackWrap', 'Beep', 'EnableStatusLine', 'MaxComPort', 'PassThruDelay', 'PassThruPort', 'PrnConvFF', 'RussPrint' and 'TitleFormat'.
New [Setup] TCP/IP dialog box.
History list of hosts.
New Russian character sets (CP 866 and ISO 8859-5).
New icons.
Selecting text in a rectangular region.
Executing menu commands by user defined keys.
Tera Term extension interface.

TTX (Tera Termextension) modules

TTSSH: An SSH Extension to Teraterm by Robert O'Callahan
SSL Tera Term Pro by Infoscience Corporation
TTXOTP (OTPSOCK for TeraTerm Extension) by NEC

Pocket Tera Term version 0.0 for WindowsCE 1.01

TeraTerm Pro for Alpha NT by a voluntary group in DEC (Compaq) Japan

(This page is written in Japanese. The file tterm23alpha.zipis the distribution package. See ReadMe_Alpha.en_us andreadme.txt in the package for copyright information.)

TERMINFO filefor Tera Term by Holger Schurig

Source code ofTera Term Pro 2.3 & Tera Term 1.4 (C/C++)

(See readme.txt for copyright information. There is a problemwith compilation of Tera Term 1.4.)

Teraterm Browser

Download (ttsrcp23.zip;315,698 bytes)

Source code ofTera Term 1.4 (Turbo Pascal for Windows)

(See readme.txt for copyright information. Tera Term 1.4 isactually produced by this source.)

TeraTerm

2019.12.7 (Ver 4.105)

Changes
- Added SFMT information on version dialog.
- Changed of indication from 'Protocol' to 'IP version' and from 'UNSPEC' to 'AUTO' on New connection dialog.
- When the opacity value of the window is temporarily changed by operating the mouse wheel on the title bar of VT window, the tooltip of the opacity value is shown.
- The location of resizing tooltip is automatically moved to coordinates after resizing.
- Added slider for specify the opacity values on the Visual tab of the Additional settings dialog. When transparency is not available, made opacity not changeable.
- Eterm look-feel: Added the Mixed ThemeFile to Background configuration. Also, added the BGIgnoreThemeFile entry in the teraterm.ini file. The default value is off.
- When the opacity values of the Additional settings dialog is input over than 255, the value is automatically changed to 255 over the dialog.
- Added support for REP control sequence.
- Added support for xterm ED 3 (clear scroll buffer) control sequence.
  - Added the 'Accept clearing scroll buffer from remote' setting on the Control Sequence tab of the Additional settings dialog. The default value is off.
- Added /OSC52= command line option for change the 'Clipboard access from remote' setting.
- Added the Logging and the Logging menu into the File menu.
- The start of the text selection with the mouse can be delayed by setting.
  - Added the MouseSelectStartDelay entry in the teraterm.ini file. The default value is 0.
- Serial port connection
  - Added support for hardware flow control DSR/DTR with serial connection.
    - The hardware is renamed to RTS/CTS, and DSR/DTR is newly added on the Flow control of Serial port (Setup menu).
    - MACRO: The DSR/DTR can be specified in setflowctrl command.
  - The Setup-port dialog can be called even while TCP/IP connection.
  - The title of Setup-port dialog is changed from 'Serial port setup' to 'Serial port setup and connection'.
  - The detail information of COM port is added on the Setup-port dialog.
  - The tooltip of the speed setting is added on the Setup-port dialog.
  - The OK button notation in the Setup-port dialog is changed referring to the connection state.
  - The OK button can not be pressed in the Setup-port dialog when no COM ports are available.
  - Added /CDATABIT=, /CPARITY=, /CSTOPBIT=, /CFLOWCTRL=, /CDELAYPERCHAR=, /CDELAYPERLINE= command line options.
- MACRO: When setdlgpos macro command has no argument, the dialog box is located on the default position.
- MACRO: The dialog position specified by setdlgpos becomes to not be out of range in display.

Bug fixes
- The tooltip during resizing can not be displayed on the left and top edge of the desktop. This bug was introduced in 4.103.
- Eterm look-feel: When an image file is randomly selected with the wallpaper, invalid file may be selected.
- The help button of File-Log, File-Transfer, Setup-Font and Printer dialog does not work well. This bug was introduced in 4.104.
- Fixed a problem that TTIMESV (Save IME status) / TTIMERS (Restore IME status) control sequences do not work.
- The help button on the printer dialog can not be shown from Windows 2000 to 10. The help button on the printer dialog can be shown on all Windows except Windows95.
- The macro window tries not to terminate when ESC key is pressed. This bug was introduced in 4.103.
- Tera Term tries not to terminate when TEK window is closed. This bug was introduced in 4.103.
- When the DPI is changed while menu bar hidden, the window size is correctly adjusted.
- When DPI is changed, an application fault occurs on Windows 8.1.
- The window title is garbled when receiving the window title setting control sequence which contains the kanji characters.
- MACRO: The button of yesnobox selected with left or right arrow key is reversed.
- The help button on the Save setup, Restore setup and Load key map dialog can not be shown.
- Save setup dialog shows incorrectly 'Open as read-only' check-box on Windows95/98/NT4.0.
- MACRO: Error is displayed correctly when string constant is not terminated.

Misc
- Bug fix: A font(TSPECIAL1.TTF) copy may fail when Tera Term installs from the installer.
- NOTE: CygTerm+ binary included in the installer becomes to be supported on Windows Vista or later. Please build CygTerm+'s source code by using Cygwin for older Windows, if CygTerm+ wants to run on older Windows.
- upgraded TTSSH to 2.91.
- upgraded TTProxy to 1.0.0.26.
- upgraded TTXResizeMenu Plug-in to 1.06.
- upgraded TTXttyrec Plug-in to 1.04.
- Changed e-mail address of Contacting the author.

TTSSH

2019.12.7 (Ver 2.91)

Changes
- Changed of indication from 'Protocol' to 'IP version' and from 'UNSPEC' to 'AUTO' on New connection dialog.
- The display timing of the user authentication dialog is changed to display after the known_hosts dialog.
- The LogLevel en