The X window system (or X11, based on its current major version being 11) is a computer software system and network protocol that provides a basis for GUIs, commonly on Unix based systems.

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XQuartz is not starting from within tmux

I'm using the standard apple terminal with zsh as my default shell. In my ~/.zprofile (equivalent of .profile) I have the following line: [[ $TERM != "screen" ]] && exec tmux This ...
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X11 font cache on OS X

Often when I open an X11 application (Wireshark, GIMP) it has to build some sort of font cache, which often takes 30 seconds or more during application launch. I don't change my fonts often and ...
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Retina display support for XQuartz X11 applications

I use a MacBook Pro with retina display, OS X 10.8. I'm trying to run applications on a remote cluster via X11 ssh forwarding. I see everything with bad resolution, and guess this has to do with my ...
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1answer
56 views

XQuartz: user / environment when executing xinit? (XMonad, xmodmap, etc.)

I'm running XMonad with XQuartz on an 11,3 Macbook Prop Retina. My .xinitrc looks as follow: [[ -f ~/.Xdefaults ]] && xrdb -load ~/.Xdefaults export LANG="en_CA.UTF-8" xmodmap ...
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XQuartz X11 2.7.5 not found

to get X11 i went to XQuartz here https://xquartz.macosforge.org/trac/wiki/X112.7.5 however the download linke XQuartz-2.7.5.dmg seems to be broken -- couldn't find it anywhere else either. what am i ...
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1answer
24 views

Inkscape on OSX copies rasterized images from SVG

I'm trying to copy an object out of an SVG file using inkscape, however when I paste it back in to a new inkscape file it's no longer the svg version, but a rasterized version. I'm not sure if it's ...
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1k views

After Mavericks 10.9.2 Update, problems running Keepass/Mono

I have a rMBP 13" late 2013 model and just updated Mavericks today to 10.9.2 (Software OS X 10.9.2 (13C64)) I have been using the OSX package of keepass from here (Openix) without any issues before ...
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Latex xdvi Error

I am new to Unix and am trying to use LaTeX. I am having a problem with xdvi. Every time I try to use it I get the error message: Error: Can't open display: I have a mac and I have Xcode installed. ...
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2answers
89 views

Unable to install R-2.11.1.pkg and up to R-3.0.2 in Mac OSX 10.8.5

I have an iMac 2013 with a Fusion Drive and OSX 10.8.5. No plans to migrate to Mavericks yet. I have had issues also with x11 that I've solved with a "direct" install: installer -pkg ...
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1answer
363 views

Xquartz on Mavericks 10.9 fails

There is an issue with running xquartz on my system. I installed it by using the link from the Apple website. However when I run xquartz from terminal I get: :~$ xquartz ...
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39 views

X forwarding application shows blank window after one successful load

I'm running into a strange issue trying to forward an application from a remote Linux server over X (through ssh). The application (it is a java application---a commercial program, not my own) seems ...
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2answers
657 views

Is there a way to move a window without the mouse?

Since installing Mavericks whenever I open a new window in XQuartz (say gvim) it positions the newly created window at the top left of my monitor. Because every monitor now has a menu bar, the menu ...
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68 views

Poor X Windows performance

I use Macs a lot to host applications running on Linux boxes via X Windows, but tend to find that, after some period of time, I can no longer open new X Windows clients on the Mac - I get messages ...
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153 views

unable to open display when run xkill/xprop

When I'm trying to run xkill or xprop, I've the following error: unable to open display '' My DISPLAY variable is empty. How can I run these commands from the Terminal?
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53 views

no key repeat in Xquartz (x11)

I don't think I've used x11 since switching to Mountain Lion (and thus Xquartz). I recently tried to use it and my key repeat isn't working. When I press a key, it inserts the corresponding ...
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1k views

Can't plot with gnuplot on my Mac

I am trying to plot with gnuplot on my Mac (OS X 10.8.5). I have installed X11 and XQuartz 2.7.4 and after that I installed gnuplot, but unfortunately gnuplot couldn't plot. Simple plots like the ...
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43 views

Full screen mode for non-Cocoa applications?

Is there any way to hack a full screen mode in non-Cocoa applications? For instance, Wineskin or ported applications that run in X11 will probably never get support to run in its own space.
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167 views

Launch XQuartz app via Automator

I'm trying to launch meld (installed via Homebrew) via an app shortcut, ideally ending up in my Applications folder. A recommended way to launch console apps in Mountain Lion seems to be using ...
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1answer
390 views

SSH on Mac to fresh install of Firefox on 64-bit CentOS 6.4 runs but generates errors: RANDR and GLib-GIO-WARNING

I just installed (64 bit) Firefox 18 browser on my Linux CentOS 6.4 server (64 bit). I SSH into the server from my Mac OSX Snow Leopard from X11 application using # ssh -Y mydomain.com. Now that the ...
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1answer
129 views

Gtk2 randomly crashes

I have a small program in C that I wanted to add a GUI to, so after looking around I decided to use GTK+. I installed gtk2 using MacPorts (version installed was gtk2 @2.24.18_1+x11). I am compiling ...
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3k views

Mountain Lion ssh -X problems

How to run on Mountain Lion X11 forwrading? like ssh -X some@example.com xterm my /etc/sshd_config has X11Forwarding yes #X11DisplayOffset 10 X11UseLocalhost yes # XAuthLocation added by XQuartz ...
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142 views

XQuartz directories in Mountain Lion

I'm trying to set up dwm in Mountain Lion, and while I have a lot of experience in UNIX-like systems, I haven't been using Apple products for very long. I'm following this gist: ...
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199 views

Inkscape will not open on its own, but can be opened from within an x11 window

When I installed inkscape, it asked me for the location of x11, and without thinking, I choose xcode, rather than xQuartz. So now, if I try to open it via its icon in the applications folder nothing ...
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954 views

Start XQuartz automatically on X11 app launch

Before switcthing to Mac OSX 10.8 everytime I launch application which uses x11 it was starting x11 automatically. After switching to XQuartz and 10.8 it does not work anymore and I have to launch ...
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162 views

“S” key does not work in X11 (XQuartz)

The S key seems to be mapped to an incorrect value in XQuartz for me. I am running OS X 10.7.5 and XQuartz 2.7.4 (xorg-server 1.13.0). The problem also occurs in X11.app (XQuartz 2.6.5, xorg-server ...
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233 views

Running GUI application from Console Login

What I'm trying to do is after logging into the >console on my mac mini run safari. Its on 10.6.8 if that matters, I've tried a 10.8.3 machine. Once logged in, I login as root. From here is it ...
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279 views

How can I install tk on OS X?

I am getting warnings and empty popup boxes when compiling and loading R packages that depend on tk. They say that tk was not installed correctly. I am using homebrew, but I can't tell which package ...
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210 views

How to 'startx' from Single User Mode?

I usually run dwm inside Xquartz on OS X Mountain Lion 10.8. But is there a way to boot into Safe Mode (or a console), then startx or xinit, skipping Aqua? I'd like to boot directly into X11.
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339 views

X11 periodically losing focus

I have a very annoying issue with the X11 app on OS X when using it to run things remotely over SSH. Every now and then (it's pretty regular, I'd say about each 1-2 minutes), the app I'm in loses ...
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4answers
994 views

“X11 could not be opened” then “X11 canceled restart”

I occasionally run into the following first-world nightmare, usually when trying to run open source software (in this case Inkscape on a Mac Pro running Lion, though I've seen this error before as ...
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2k views

How do I run Gimp on Mountain Lion?

I recently upgraded to Mountain Lion and tried to open GIMP. To my dismay my computer asked me where X11 was. How do I find X11 and run GIMP?
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1answer
591 views

Install X11 version of Firefox on OSX 10.8.2

I'm trying to install a x11-enabled version of Firefox on my OSX 10.8.2, so it can integrate nicely with xmonad. My problem: Firefox in macports is extremely old (7.x) and building 17.x from source ...
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2answers
1k views

X11/XQuartz problem on 10.8.2

On my Snow Leopard iMac, X11 is broken. I get: dyld: Symbol not found: __cg_DGifGetLine Referenced from: /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ ...
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1answer
149 views

How do I run BeyondCompare in X11 as root?

I used WineBottler to install Beyond Compare on my Mac. It runs within an X11 environment. (It works great, by the way.) But it cannot access many folders to which my user account does not have ...
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1answer
2k views

Change installation directory of XQuartz on Mountain Lion

Mountain Lion doesn't include X11 any more, and XQuartz is the substitute. Having installed it, I see that XQuartz 2.7.2 installs in the non-standard (though commonly used) directory /opt. It also ...
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348 views

Cabal won't configure X11 in Mountain Lion

I need to run cabal install X11 >=1.5.0.0 && <1.6 But it fails when configuring: Resolving dependencies... Configuring X11-1.5.0.1... configure: WARNING: unrecognized options: ...
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3answers
3k views

Xquartz crash infinite loop in Mountain Lion?

I'm trying to get Xquartz to work in Mountain Lion, but when I click it, it starts up, then crash, then starts up again etc. It loops like this until I reboot or logout. My console says this for ...
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2answers
201 views

X11 Forwarding with my Entire Screen

I am able to ssh to my Linux computer which is on the same network as my Mac. From the Linux machine, I can ssh to my Macbook. I am currently at work and I want to forward my Mac's display to the ...
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1answer
186 views

How do I cycle through windows without bringing each to the fore?

I'm from a Linux background trying to get used to the differences with Mac OS X. I've gotten resigned to the fact that to switch from one window to another I first need to switch Apps via CMD+Tab and ...
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2answers
8k views

X11 for CrossOver on Mountain Lion

In my newly-installed Mountain Lion system: when I try to run CrossOver, which requires X11, I get the following error message: Apple's Web Page indicates that this is not the expected behavior: ...
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305 views

X11 keeps crashing with “Cannot establish any listening sockets”, I cleared /tmp but it still crashes

Started X11 on Lion today, now it keeps crashing over and over - can't get it to stop. Cannot establish any listening sockets 1) is there any way to stop this over and over again? 2) is there a ...
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2answers
644 views

Enlightenment on Lion - make default WM

I ran the Enlightenment e16.dmg file from here, http://trac.enlightenment.org/e/wiki/MACOSX , it works pretty good, but it runs on top of the mac osx default Window Manager (Quartz Compositor? i think ...
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1answer
2k views

How do I prevent X11 opening an xterm when it starts?

When I start the X11.app then it launches an xterm automatically. I've long since switched from the "ordinary" xterm to rxvt-unicode so the initial xterm just hangs around like a wallflower never ...
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Can not start XQuartz

I can't start Inkscape and Gimp. I have the latest Xcode and the latest xQuartz installed. My logs shows: 6/2/12 1:30:15.957 PM org.macosforge.xquartz.startx: lockfile: Sorry, giving up on ...
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396 views

Allow the Terminal.app to pass command key based keystrokes to terminal programs

I want to allow programs running in the terminal the ability to interpret the keyboard short cut Cmd + S I have already Remapped the Terminals' default binding of Cmd + S to Ctrl + S via the ...
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1answer
479 views

unable to run ddd on mac

I am trying to install ddd debugger on my MAC. It installed fine, however when I try to run it I get the following error: bash-3.2$ ddd test Error: No `Ddd' application defaults file To resolve this ...
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1answer
423 views

Run remote applications on Os X like X11 does

Is there any application that can be installed in Os X (Lion) that will allow a person to run applications from the host system on a guest system, displaying only the windows for the application? In ...
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1answer
199 views

Is there software that allows multiple users to simultaneously and independently share a personal computer running Mac Os?

Like BeTwin. For example, I have Macbook Pro with one Mini DisplayPort (for additional monitor) and two USB port (for additional mouse and keyboard). How can i implement it on Mac OS Snow Leopard?
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4answers
4k views

Why doesn't X11/XQuartz start on Lion?

After upgrading to Lion, X11 doesn't start. I downloaded XQuartz 2.7.0, it doesn't start either. The crash dialog mentions the following problem: X11: Dyld Error Message: Library not ...
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2answers
2k views

Are there any ways to improve the font rendering in X11.app / XQuartz?

I use WingIDE for Python development and it runs under X Windows. The X11 font rendering is driving me crazy. Are there any tricks for getting better fonts in an X Server on MacOS / Lion? Sample image ...