---
name: "wormhole"
section: "6"
platform: "linux"
package: "xscreensaver"
version: "6.15-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/wormhole/6"
---

# wormhole(6)

animation of flying through a wormhole

## NAME

wormhole - animation of flying through a wormhole

## SYNOPSIS

**wormhole** \[--display *host:display.screen*\] \[--window\] \[--visual *visual*\] \[--root\] \[--window-id *number*\] \[--stars *n*\] \[--delay *usecs*\] \[--zspeed *n*\] \[--fps\]

## DESCRIPTION

The *wormhole* program shows an animation of flying through a tunnel surrounded by streaks of light.

## OPTIONS

*wormhole* accepts the following options:

- **--window**

  Draw on a newly-created window.  This is the default.

- **--root**

  Draw on the root window.

- **--window-id *number***

  Draw on the specified window.

- **--mono**

  Make all the rocks the same color.

- **--install**

  Install a private colormap for the window.

- **--visual *visual***

  Specify which visual to use.  Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.

- **--stars *integer***

  Number of stars to create every animation loop.

- **--zspeed *integer***

  Speed light streaks fly by.

- **--delay *microseconds***

  Number of microseconds to delay between each frame.  Default 10000, meaning about 1/100th second.  Compare and contrast with *--zspeed*, above.

- **--fps**

  Display the current frame rate and CPU load.

## ENVIRONMENT

- **DISPLAY**

  to get the default host and display number.

- **XENVIRONMENT**

  to get the name of a resource file that overrides the global resources stored in the RESOURCE\_MANAGER property.

- **XSCREENSAVER\_WINDOW**

  The window ID to use with *--root*.

## SEE ALSO

**X**(1), [**xscreensaver**(1)](/xscreensaver/1.md)

## COPYRIGHT

Copyright © 2004 by Jon Rafkind.  Permission to use, copy, modify,  distribute, and sell this software and its documentation for any purpose is  hereby granted without fee, provided that the above copyright notice appear  in all copies and that both that copyright notice and this permission notice appear in supporting documentation.  No representations are made about the  suitability of this software for any purpose.  It is provided "as is" without express or implied warranty.

## AUTHOR

Jon Rafkind \<jon@rafkind.com\>