This icon theme for LibreOffice originally created for Sundara OS, heavily inspired (and derived) from (now discontinued) Oxygen icon theme.
NOTE: Go to Tools → Options → LibreOffice → View to enable the theme.
Use the script to install the latest version directly from this repo (independently on your distro):
curl -s https://raw.githubusercontent.com/rizmut/libreoffice-style-karasa-jaga/master/install-karasa-jaga.sh | sh
Otherwise, if you have cloned this repo, just use local installer script (don't forget to change /path/to to your real path directory to the repo):
cd /path/to/libreoffice-style-karasa-jaga && sh install-karasa-jaga-local.sh
curl -s https://raw.githubusercontent.com/rizmut/libreoffice-style-karasa-jaga/master/remove-karasa-jaga.sh | sh
Simply download zipped archive (images_karasa_Jaga.zip) from build directory and copy (with administrator priviledges) to C:\Program Files\LibreOffice-<version-here>\config\share
https://raw.githubusercontent.com/rizmut/libreoffice-style-karasa-jaga/master/build/images_karasa_jaga.zip
Since LibreOffice 6.0 there is support for installing icon set as an extension, simply download the extension from following link and open it with LibreOffice or, open Tools → Extension Manager ... click Add and browse for local directory where the extension placed
https://raw.githubusercontent.com/rizmut/libreoffice-style-karasa-jaga/master/build/Karasa_Jaga-IconSet.oxt