How To Install kruler on CentOS 8

kruler is A screen ruler and color measurement tool

Introduction

In this tutorial we learn how to install kruler on CentOS 8.

What is `kruler`

A screen ruler and color measurement tool.

We can use yum or dnf to install kruler on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install kruler.

Install kruler on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install kruler using dnf by running the following command:

sudo dnf -y install kruler

Install kruler on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install kruler using yum by running the following command:

sudo yum -y install kruler

How To Uninstall kruler on CentOS 8

To uninstall only the kruler package we can use the following command:

sudo dnf remove kruler

kruler Package Contents on CentOS 8

/usr/bin/kruler
/usr/lib/.build-id
/usr/lib/.build-id/b1
/usr/lib/.build-id/b1/e2e6f5d67ee3f89198133a2e4dc25097d67fcf
/usr/share/applications/org.kde.kruler.desktop
/usr/share/doc/HTML/ca/kruler
/usr/share/doc/HTML/ca/kruler/index.cache.bz2
/usr/share/doc/HTML/ca/kruler/index.docbook
/usr/share/doc/HTML/ca/kruler/kruler-settings.png
/usr/share/doc/HTML/ca/kruler/kruler.png
/usr/share/doc/HTML/de/kruler
/usr/share/doc/HTML/de/kruler/index.cache.bz2
/usr/share/doc/HTML/de/kruler/index.docbook
/usr/share/doc/HTML/en/kruler
/usr/share/doc/HTML/en/kruler/index.cache.bz2
/usr/share/doc/HTML/en/kruler/index.docbook
/usr/share/doc/HTML/en/kruler/kruler-settings.png
/usr/share/doc/HTML/en/kruler/kruler.png
/usr/share/doc/HTML/es/kruler
/usr/share/doc/HTML/es/kruler/index.cache.bz2
/usr/share/doc/HTML/es/kruler/index.docbook
/usr/share/doc/HTML/id/kruler
/usr/share/doc/HTML/id/kruler/index.cache.bz2
/usr/share/doc/HTML/id/kruler/index.docbook
/usr/share/doc/HTML/it/kruler
/usr/share/doc/HTML/it/kruler/index.cache.bz2
/usr/share/doc/HTML/it/kruler/index.docbook
/usr/share/doc/HTML/nl/kruler
/usr/share/doc/HTML/nl/kruler/index.cache.bz2
/usr/share/doc/HTML/nl/kruler/index.docbook
/usr/share/doc/HTML/pt/kruler
/usr/share/doc/HTML/pt/kruler/index.cache.bz2
/usr/share/doc/HTML/pt/kruler/index.docbook
/usr/share/doc/HTML/pt_BR/kruler
/usr/share/doc/HTML/pt_BR/kruler/index.cache.bz2
/usr/share/doc/HTML/pt_BR/kruler/index.docbook
/usr/share/doc/HTML/pt_BR/kruler/kruler-settings.png
/usr/share/doc/HTML/pt_BR/kruler/kruler.png
/usr/share/doc/HTML/ru/kruler
/usr/share/doc/HTML/ru/kruler/index.cache.bz2
/usr/share/doc/HTML/ru/kruler/index.docbook
/usr/share/doc/HTML/sv/kruler
/usr/share/doc/HTML/sv/kruler/index.cache.bz2
/usr/share/doc/HTML/sv/kruler/index.docbook
/usr/share/doc/HTML/uk/kruler
/usr/share/doc/HTML/uk/kruler/index.cache.bz2
/usr/share/doc/HTML/uk/kruler/index.docbook
/usr/share/doc/HTML/uk/kruler/kruler-settings.png
/usr/share/icons/hicolor/128x128/apps/kruler.png
/usr/share/icons/hicolor/16x16/actions/kruler-east.png
/usr/share/icons/hicolor/16x16/actions/kruler-north.png
/usr/share/icons/hicolor/16x16/actions/kruler-south.png
/usr/share/icons/hicolor/16x16/actions/kruler-west.png
/usr/share/icons/hicolor/16x16/apps/kruler.png
/usr/share/icons/hicolor/22x22/actions/kruler-east.png
/usr/share/icons/hicolor/22x22/actions/kruler-north.png
/usr/share/icons/hicolor/22x22/actions/kruler-south.png
/usr/share/icons/hicolor/22x22/actions/kruler-west.png
/usr/share/icons/hicolor/22x22/apps/kruler.png
/usr/share/icons/hicolor/32x32/apps/kruler.png
/usr/share/icons/hicolor/48x48/apps/kruler.png
/usr/share/icons/hicolor/64x64/apps/kruler.png
/usr/share/knotifications5/kruler.notifyrc
/usr/share/kruler
/usr/share/kruler/sounds
/usr/share/kruler/sounds/move.wav
/usr/share/licenses/kruler
/usr/share/licenses/kruler/COPYING
/usr/share/licenses/kruler/COPYING.DOC
/usr/share/locale/ar/LC_MESSAGES/kruler.mo
/usr/share/locale/bg/LC_MESSAGES/kruler.mo
/usr/share/locale/bs/LC_MESSAGES/kruler.mo
/usr/share/locale/ca/LC_MESSAGES/kruler.mo
/usr/share/locale/ca@valencia/LC_MESSAGES/kruler.mo
/usr/share/locale/cs/LC_MESSAGES/kruler.mo
/usr/share/locale/da/LC_MESSAGES/kruler.mo
/usr/share/locale/de/LC_MESSAGES/kruler.mo
/usr/share/locale/el/LC_MESSAGES/kruler.mo
/usr/share/locale/en_GB/LC_MESSAGES/kruler.mo
/usr/share/locale/eo/LC_MESSAGES/kruler.mo
/usr/share/locale/es/LC_MESSAGES/kruler.mo
/usr/share/locale/et/LC_MESSAGES/kruler.mo
/usr/share/locale/eu/LC_MESSAGES/kruler.mo
/usr/share/locale/fa/LC_MESSAGES/kruler.mo
/usr/share/locale/fi/LC_MESSAGES/kruler.mo
/usr/share/locale/fr/LC_MESSAGES/kruler.mo
/usr/share/locale/ga/LC_MESSAGES/kruler.mo
/usr/share/locale/gl/LC_MESSAGES/kruler.mo
/usr/share/locale/he/LC_MESSAGES/kruler.mo
/usr/share/locale/hi/LC_MESSAGES/kruler.mo
/usr/share/locale/hr/LC_MESSAGES/kruler.mo
/usr/share/locale/hu/LC_MESSAGES/kruler.mo
/usr/share/locale/ia/LC_MESSAGES/kruler.mo
/usr/share/locale/id/LC_MESSAGES/kruler.mo
/usr/share/locale/is/LC_MESSAGES/kruler.mo
/usr/share/locale/it/LC_MESSAGES/kruler.mo
/usr/share/locale/ja/LC_MESSAGES/kruler.mo
/usr/share/locale/kk/LC_MESSAGES/kruler.mo
/usr/share/locale/km/LC_MESSAGES/kruler.mo
/usr/share/locale/ko/LC_MESSAGES/kruler.mo
/usr/share/locale/lt/LC_MESSAGES/kruler.mo
/usr/share/locale/lv/LC_MESSAGES/kruler.mo
/usr/share/locale/ml/LC_MESSAGES/kruler.mo
/usr/share/locale/mr/LC_MESSAGES/kruler.mo
/usr/share/locale/nb/LC_MESSAGES/kruler.mo
/usr/share/locale/nds/LC_MESSAGES/kruler.mo
/usr/share/locale/nl/LC_MESSAGES/kruler.mo
/usr/share/locale/nn/LC_MESSAGES/kruler.mo
/usr/share/locale/pa/LC_MESSAGES/kruler.mo
/usr/share/locale/pl/LC_MESSAGES/kruler.mo
/usr/share/locale/pt/LC_MESSAGES/kruler.mo
/usr/share/locale/pt_BR/LC_MESSAGES/kruler.mo
/usr/share/locale/ro/LC_MESSAGES/kruler.mo
/usr/share/locale/ru/LC_MESSAGES/kruler.mo
/usr/share/locale/sk/LC_MESSAGES/kruler.mo
/usr/share/locale/sl/LC_MESSAGES/kruler.mo
/usr/share/locale/sr/LC_MESSAGES/kruler.mo
/usr/share/locale/sv/LC_MESSAGES/kruler.mo
/usr/share/locale/tr/LC_MESSAGES/kruler.mo
/usr/share/locale/ug/LC_MESSAGES/kruler.mo
/usr/share/locale/uk/LC_MESSAGES/kruler.mo
/usr/share/locale/zh_CN/LC_MESSAGES/kruler.mo
/usr/share/locale/zh_TW/LC_MESSAGES/kruler.mo
/usr/share/metainfo/org.kde.kruler.appdata.xml

References

kruler website

Summary

In this tutorial we learn how to install kruler on CentOS 8 using yum and dnf.