https://github.com/bash/dec-modes
An exhaustive list of modes that can be set using `DECSET`
https://github.com/bash/dec-modes
Last synced: about 1 year ago
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An exhaustive list of modes that can be set using `DECSET`
- Host: GitHub
- URL: https://github.com/bash/dec-modes
- Owner: bash
- License: cc0-1.0
- Created: 2024-05-06T23:58:06.000Z (almost 2 years ago)
- Default Branch: main
- Last Pushed: 2024-09-25T17:51:31.000Z (over 1 year ago)
- Last Synced: 2025-02-21T15:19:26.515Z (about 1 year ago)
- Homepage: http://tau.garden/dec-modes/
- Size: 29.3 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: readme.md
- License: license.txt
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README
# Tau's Exhaustive List of DEC Modes
This page tries to list all (DEC) (private) modes that
are encountered in the wild. \
These modes can be set using `DECSET` and unset using `DECRST`.
| Mode | Origin | Description |
|--------|--------------|---------------------------------------------------------------|
| 1 | DEC | DECCKM - Cursor Keys Mode |
| 2 | DEC | DECANM - ANSI/VT52 Mode |
| 3 | DEC | DECCOLM - Column |
| 4 | DEC | DECSCLM - Scrolling |
| 5 | DEC | DECSCNM - Screen Mode (light or dark screen) |
| 6 | DEC | DECOM - Origin Mode |
| 7 | DEC | DECAWM - Auto Wrap Mode |
| 8 | DEC | DECARM - Auto Repeat Mode |
| 9 | DEC | DECINLM - Interlace Mode |
| 9 | xterm | Mouse Tracking |
| 10 | DEC | DECEDM - Editing Mode |
| 10 | rxvt | Show toolbar |
| 11 | DEC | DECLTM - Line Transmit Mode |
| 12 | DEC | DECKANAM - Katakana Shift Mode |
| 12 | xterm | Blinking cursor |
| 13 | DEC | DECSCFDM - Space Compression/Field Delimiter Mode |
| 13 | xterm | Start blinking cursor |
| 14 | DEC | DECTEM - Transmit Execution Mode |
| 14 | xterm | Enable XOR of blinking cursor control sequence and menu. |
| 16 | DEC | DECEKEM - Edit Key Execution Mode |
| 18 | DEC | DECPFF - Print Form Feed |
| 19 | DEC | DECPEX - Printer Extent |
| 20 | DEC | OV1 - Overstrike |
| 21 | DEC | BA1 - Local BASIC |
| 22 | DEC | BA2 - Host BASIC |
| 23 | DEC | PK1 - Programmable Keypad |
| 24 | DEC | AH1 - Auto Hardcopy |
| 25 | DEC | DECTCEM - Text Cursor Enable Mode |
| 27 | DEC | DECPSP - Proportional Spacing |
| 29 | DEC | DECPSM - Pitch Select Mode |
| 30 | rxvt | Show scrollbar |
| 34 | DEC | DECRLM - Cursor Right to Left Mode |
| 35 | DEC | DECHEBM - Hebrew (Keyboard) Mode |
| 35 | rxvt | Enable font-shifting functions |
| 36 | DEC | DECHEM - Hebrew Encoding Mode |
| 38 | DEC | DECTEK - Tektronix 4010/4014 Mode |
| 40 | DEC | DECCRNLM - Carriage Return/New Line Mode |
| 40 | xterm | Allow 80 ⇒ 132 mode |
| 41 | DEC | DECUPM - Unidirectional Print Mode |
| 41 | xterm | `more(1)` fix |
| 42 | DEC | DECNRCM - National Replacement Character Set Mode |
| 43 | DEC | DECGEPM - Graphics Expanded Print Mode |
| 44 | DEC | DECGPCM - Graphics Print Color Mode |
| 44 | xterm | Turn on margin bell |
| 45 | DEC | DECGPCS - Graphics Print Color Syntax |
| 45 | xterm | Reverse-wraparound mode |
| 46 | DEC | DECGPBM - Graphics Print Background Mode |
| 46 | xterm | Start logging |
| 47 | DEC | DECGRPM - Graphics Rotated Print Mode |
| 47 | xterm | Use Alternate Screen Buffer |
| 49 | DEC | DECTHAIM - Thai Input Mode |
| 50 | DEC | DECTHAICM - Thai Cursor Mode |
| 51 | DEC | DECBWRM - Black/White Reversal Mode |
| 52 | DEC | DECOPM - Origin Placement Mode |
| 53 | DEC | DEC131TM - VT131 Transmit Mode |
| 55 | DEC | DECBPM - Bold Page Mode |
| 57 | DEC | DECNAKB - Greek/N-A Keyboard Mapping Mode |
| 58 | DEC | DECIPEM - Enter IBM Proprinter Emulation Mode |
| 59 | DEC | DECKKDM - Kanji/Katakana Display Mode |
| 60 | DEC | DECHCCM - Horizontal Cursor Coupling |
| 61 | DEC | DECVCCM - Vertical Cursor Coupling Mode |
| 64 | DEC | DECPCCM - Page Cursor Coupling Mode |
| 65 | DEC | DECBCMM - Business Color Matching Mode |
| 66 | DEC | DECNKM - Numeric Keypad Mode |
| 67 | DEC | DECBKM - Backarrow Key Mode |
| 68 | DEC | DECKBUM - Keyboard Usage Mode |
| 69 | DEC | DECVSSM - Vertical Split Screen Mode |
| 69 | DEC | DECLRMM - Left Right Margin Mode |
| 70 | DEC | DECFPM - Force Plot Mode |
| 73 | DEC | DECXRLM - Transmission Rate Limiting |
| 80 | DEC | DECSDM - Sixel Display Mode |
| 81 | DEC | DECKPM - Key Position Mode |
| 83 | WY-370 | 52 line |
| 84 | WY-370 | Erasable/nonerasable WYENAT Off attribute select |
| 85 | WY-370 | Replacement character color |
| 90 | DEC | DECTHAISCM - Thai Space Compensating Mode |
| 95 | DEC | DECNCSM - No Clearing Screen on Column Change Mode |
| 96 | DEC | DECRLCM - Right to Left Copy Mode |
| 97 | DEC | DECCRTSM - CRT Save Mode |
| 98 | DEC | DECARSM - Auto Resize Mode |
| 99 | DEC | DECMCM - Modem Control Mode |
| 100 | DEC | DECAAM - Auto Answerback Mode |
| 101 | DEC | DECCANSM - Conceal Answerback Message Mode |
| 102 | DEC | DECNULM - Ignore Null Mode |
| 103 | DEC | DECHDPXM - Half Duplex Mode |
| 104 | DEC | DECESKM - Secondary Keyboard Language Mode |
| 106 | DEC | DECOSCNM - Overscan Mode |
| 108 | DEC | DECNUMLK - NumLock Mode |
| 109 | DEC | DECCAPSLK - Caps Lock Mode |
| 110 | DEC | DECKLHIM - Keyboard LEDs Host Indicator Mode |
| 111 | DEC | DECFWM - Framed Windows Mode |
| 112 | DEC | DECRPL - Review Previous Lines Mode |
| 113 | DEC | DECHWUM - Host Wake-Up Mode |
| 114 | DEC | DECATCUM - Alternate Text Color Underline Mode |
| 115 | DEC | DECATCBM - Alternate Text Color Blink Mode |
| 116 | DEC | DECBBSM - Bold and Blink Style Mode |
| 117 | DEC | DECECM - Erase Color Mode |
| ... | ... | ... |
| 1000 | xterm | Send Mouse X & Y on button press |
| 1001 | xterm | Use Hilite Mouse Tracking |
| 1002 | xterm | Use Cell Motion Mouse Tracking |
| 1003 | xterm | Use All Motion Mouse Tracking |
| 1004 | xterm | Send FocusIn/FocusOut events |
| 1005 | xterm | Enable UTF-8 Mouse Mode |
| 1006 | xterm | Enable SGR Mouse Mode |
| 1007 | xterm | Enable Alternate Scroll Mode |
| 1010 | rxvt | Scroll to bottom on tty output |
| 1011 | rxvt | Scroll to bottom on key press |
| 1014 | xterm | Enable fastScroll resource |
| 1015 | urxvt | Enable urxvt Mouse Mode |
| 1016 | xterm | Enable SGR Mouse PixelMode |
| 1021 | rxvt | Bold/italic implies high intensity |
| 1034 | xterm | Interpret "meta" key |
| 1035 | xterm | Enable special modifiers for Alt and NumLock keys |
| 1036 | xterm | Send ESC when Meta modifies a key |
| 1037 | xterm | Send DEL from the editing-keypad Delete key |
| 1039 | xterm | Send ESC when Alt modifies a key |
| 1040 | xterm | Keep selection even if not highlighted |
| 1041 | xterm | Use the CLIPBOARD selection |
| 1042 | xterm | Enable Urgency window manager hint when Control-G is received |
| 1043 | xterm | Enable raising of the window when Control-G is received |
| 1044 | xterm | Reuse the most recent data copied to CLIPBOARD |
| 1045 | xterm | Extended Reverse-wraparound mode (XTREVWRAP2) |
| 1046 | xterm | Enable switching to/from Alternate Screen Buffer |
| 1047 | xterm | Use Alternate Screen Buffer |
| 1048 | xterm | Save cursor as in DECSC |
| 1049 | xterm | Save cursor as in DECSC and use alternate screen buffer |
| 1050 | xterm | Set terminfo/termcap function-key mode |
| 1051 | xterm | Set Sun function-key mode |
| 1052 | xterm | Set HP function-key mode |
| 1053 | xterm | Set SCO function-key mode |
| 1060 | xterm | Set legacy keyboard emulation, i.e, X11R6 |
| 1061 | xterm | Set VT220 keyboard emulation |
| 1070 | xterm | Use private color registers for each graphic |
| ... | ... | ... |
| 1243 | VTE | Arrow keys swapping (BiDi) |
| ... | ... | ... |
| 1337 | iTerm2 | Report Key Up |
| ... | ... | ... |
| 2001 | xterm | Enable readline mouse button-1 |
| 2002 | xterm | Enable readline mouse button-2 |
| 2003 | xterm | Enable readline mouse button-3 |
| 2004 | xterm | Set bracketed paste mode |
| 2005 | xterm | Enable readline character-quoting |
| 2006 | xterm | Enable readline newline pasting |
| 2026 | Contour | Synchronized Output |
| 2027 | mintty | Rewrap on resize (deprecated) |
| 2027 | Contour | Grapheme cluster processing |
| 2028 | Contour | Text reflow |
| 2029 | Contour | Passive Mouse Tracking |
| 2030 | Contour | Report grid cell selection |
| 2031 | Contour | Color palette updates |
| 2048 | [@rockorager]| In-Band Window Resize Notifications |
| 2500 | VTE | Mirror box drawing characters |
| 2501 | VTE | BiDi autodetection |
| ... | ... | ... |
| 7700 | mintty | Ambiguous width reporting |
| 7711 | mintty | Scroll markers (prompt start) |
| 7723 | mintty | Rewrap on resize |
| 7727 | mintty | Application escape key mode |
| 7728 | mintty | Send send `^\` instead of the standard `^[` for the ESC key |
| 7730 | mintty | Graphics position |
| 7765 | mintty | Alt-modified mousewheel mode |
| 7766 | mintty | Show/hide scrollbar |
| 7767 | mintty | Font change reporting |
| 7780 | mintty | Graphics position |
| 7783 | mintty | Shortcut key mode |
| 7786 | mintty | Mousewheel reporting |
| 7787 | mintty | Application mousewheel mode |
| 7796 | mintty | BiDi on current line |
| ... | ... | ... |
| 8200 | Tera Term | TTCTH |
| ... | ... | ... |
| 8400 | RLogin | |
| 8401 | RLogin | |
| 8402 | RLogin | |
| 8403 | RLogin | |
| 8405 | RLogin | |
| 8406 | RLogin | |
| 8428 | RLogin | |
| 8435 | RLogin | |
| 8437 | RLogin | |
| 8440 | RLogin | |
| 8441 | RLogin | |
| 8442 | RLogin | |
| 8443 | RLogin | |
| 8448 | RLogin | |
| 8449 | RLogin | |
| 8450 | RLogin | |
| 8451 | RLogin | |
| 8452 | xterm/RLogin | Sixel scrolling leaves cursor to right of graphic |
| 8453 | RLogin | |
| 8455 | RLogin | |
| 8456 | RLogin | |
| 8457 | RLogin | |
| 8458 | RLogin | |
| 8459 | RLogin | |
| ... | ... | ... |
| 8800 | DRCSTerm | enable/disable character mapping service |
| 8801 | DRCSTerm | reserved |
| 8802 | DRCSTerm | reserved |
| 8803 | DRCSTerm | reserved |
| 8804 | DRCSTerm | reserved |
| 8840 | Tanasinn | Treat ambiguous width characters as double-width |
| ... | ... | ... |
| 9001 | conpty | win32-input-mode |
| 19997 | Kitty | Handle Ctrl-C/Ctrl-Z mode |
| 77096 | mintty | BiDi |
| 737769 | foot | Input Method Editor (IME) mode |
This table draws from many different sources:
1. [Private Modes used by DEC](https://vt100.net/emu/dec_private_modes.html)
1. [XTerm Control Sequences](https://www.invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Functions-using-CSI-_-ordered-by-the-final-character_s_)
1. [Contour: Synchronized Output](https://contour-terminal.org/vt-extensions/synchronized-output/)
1. [Terminal Unicode Core](https://github.com/contour-terminal/terminal-unicode-core)
1. [Contour: Line Reflow Reconfiguration](https://contour-terminal.org/vt-extensions/line-reflow-mode/)
1. [Contour: Dark and Light Mode Detection](https://contour-terminal.org/vt-extensions/color-palette-update-notifications/)
1. [BiDi in Terminal Emulators](https://terminal-wg.pages.freedesktop.org/bidi/)
1. [mintty: CtrlSeqs](https://github.com/mintty/mintty/wiki/CtrlSeqs)
1. [DRCSTerm](https://github.com/saitoha/drcsterm)
1. [Improved keyboard handling in Conpty](https://github.com/microsoft/terminal/blob/80d2e5894413ab04ea0ac0b87273751f4160f52e/doc/specs/%234999%20-%20Improved%20keyboard%20handling%20in%20Conpty.md?plain=1#L105)
1. [RLogin: List of supported control codes](http://nanno.bf1.jp/softlib/man/rlogin/ctrlcode.html)
1. [Tanasinn: Modes](https://github.com/saitoha/tanasinn/wiki/Modes#modes-decxterm-specific)
1. [Tera Term: Supported Control Functions](https://teratermproject.github.io/manual/5/en/about/ctrlseq.html#decmode)
1. [`foot-ctlseqs(7)` man page](https://man.archlinux.org/man/extra/foot/foot-ctlseqs.7.en#Private_Modes)
1. [WY-370 Programmer's Guide](http://bitsavers.org/pdf/wyse/WY-370/881133-02A_WY-370_Programmers_Guide_Jun90.pdf) (PDF Page 188)
1. [Private Mode for In-Band Window Resize Notifications](https://gist.github.com/rockorager/e695fb2924d36b2bcf1fff4a3704bd83)
I used VTE's [modes.py](https://gitlab.gnome.org/GNOME/vte/-/blob/master/src/modes.py) as a starting point for more exploration.
---
Since this page doesn't track support across terminals, you might find the following collection
of links useful. They point to man pages or source code files that show a terminal's supported private modes.
Links
* [Alacritty](https://github.com/alacritty/alacritty/blob/master/docs/escape_support.md)
* [xterm.js](http://xtermjs.org/docs/api/vtfeatures/)
* [xterm](https://www.invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Functions-using-CSI-_-ordered-by-the-final-character_s_)
* [hterm](https://chromium.googlesource.com/apps/libapps/+/HEAD/hterm/docs/ControlSequences.md#DECSET)
* [Contour](https://github.com/contour-terminal/contour/blob/f11a5600ae77487ac3d4520f2f28d86a361a37cf/src/vtbackend/Screen.cpp#L2480)
* [foot](https://man.archlinux.org/man/extra/foot/foot-ctlseqs.7.en#Private_Modes)
* [JediTerm](https://github.com/JetBrains/jediterm/blob/86b5bea5f6086bfe3b3eff961cf02bb888ca4d1a/core/src/com/jediterm/terminal/emulator/JediEmulator.java#L560C19-L560C39)
* [iTerm2](https://gitlab.com/gnachman/iterm2/-/blob/82e4781d462d0d2cc50fced133f31d60dc5076ef/sources/VT100Terminal.m#L822)
* [kitty](https://github.com/kovidgoyal/kitty/blob/8183e2f538ea9231f75cab345e0d1c0c9d35343a/kitty/screen.c#L1101C1-L1101C20)
* [Konsole](https://invent.kde.org/utilities/konsole/-/blob/c90210413522264306539447c27f61fb886070e1/src/Vt102Emulation.cpp#L1613)
* [mintty](https://github.com/mintty/mintty/wiki/CtrlSeqs)
* [`console_codes(4)` man page](https://man7.org/linux/man-pages/man4/console_codes.4.html)
* [rxvt-unicode](https://man.archlinux.org/man/extra/rxvt-unicode/urxvt.7.en)
* [st](https://git.suckless.org/st/file/st.c.html#l1470)
* [Terminology](https://git.enlightenment.org/enlightenment/terminology/src/commit/87c0538aafce43482c7b8f7911496e952ba851a1/src/bin/termptyesc.c#L309)
* [Termux](https://github.com/termux/termux-app/blob/2f40df91e54662190befe3b981595209944348e8/terminal-emulator/src/main/java/com/termux/terminal/TerminalEmulator.java#L286)
* [WezTerm](https://github.com/wez/wezterm/blob/8fa4ba9ace4e3e9bb17246e6dcfe1ec175ff49aa/termwiz/src/escape/csi.rs#L775)
* [ConEmu](https://conemu.github.io/en/AnsiEscapeCodes.html#Terminal_modes)
* [mrxvt](https://github.com/razvanm/mrxvt/blob/b3c9e4043212e5eef30f4b65849cf391a33bc962/src/command.c#L6221)
* [PuTTY](https://git.tartarus.org/?p=simon/putty.git;a=blob;f=terminal/terminal.c;h=13aaeabb2e9798a5ef70a62115317d57f0f2d714;hb=refs/heads/main#l3050)
* [QTermWidget](https://github.com/lxqt/qtermwidget/blob/36ba355f67dcb21b3f0e99316d4a1e17d8aa17f7/lib/Vt102Emulation.cpp#L670C10-L670C19)
* [Windows Terminal](https://github.com/microsoft/terminal/blob/3996806503bd573aa59a27d1ee8e98bd1d135b8b/src/terminal/adapter/DispatchTypes.hpp#L520)
* [VT520/VT525 Video Terminal Programmer Information](https://web.archive.org/web/20170331232158/https://vt100.net/docs/vt520-rm) (PDF Page 264)
* [MLTERM](https://github.com/arakiken/mlterm/blob/a4baddc173046ac0e1eaed0f1912fbb2578d769a/doc/en/ControlSequences)
* [RLogin](https://github.com/kmiya-culti/RLogin/blob/536abca394211014e153b2d7e6fd70d138fb736b/RLogin/TextRam.cpp#L6746)
* [VT100 User Manual](https://vt100.net/docs/vt100-ug/chapter3.html)
* [screen](https://git.savannah.gnu.org/cgit/screen.git/tree/src/ansi.c)
* [tmux](https://github.com/tmux/tmux/blob/3823fa2c577d440649a84af660e4d3b0c095d248/input.c#L1771)
[@rockorager]: https://github.com/rockorager