TMSU
TMSU lets you tags your files and then access them through a nifty virtual filesystem from any other application.
How to download and setup TMSU
Open terminal and run command
git clone https://github.com/oniony/TMSU.git
git clone is used to create a copy or clone of TMSU repositories.
You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with TMSU https://github.com/oniony/TMSU/archive/master.zip
Or simply clone TMSU with SSH
[email protected]:oniony/TMSU.git