i3lock
simple screen locker
TLDR
Lock screen
$ i3lock
Lock with color$ i3lock -c [000000]
Lock with image$ i3lock -i [image.png]
Tiled image$ i3lock -t -i [image.png]
No unlock indicator$ i3lock -u
Show failed attempts$ i3lock -f
SYNOPSIS
i3lock [options]
DESCRIPTION
i3lock is a simple screen locker. It displays a blank screen or image and requires password to unlock.
The locker integrates with i3 window manager but works with any X11 session. It provides security with minimal interface.
PARAMETERS
-c COLOR
Background color (hex).-i IMAGE
Background image (PNG).-t
Tile image.-u
No unlock indicator.-f
Show failed attempts.-n
Don't fork.-e
Ignore empty password.--help
Display help information.
CAVEATS
X11 only. PNG images only. i3lock-color adds more features.
HISTORY
i3lock was created as the screen locker for the i3 window manager, focusing on simplicity and security.