JPEGOPTIM – To compress JPEG images with out loosing the quality.OPTIPNG – To optimize and compress the images without loosing the quality.Install jpegoptim in LinuxTo install jpegoptim on your Linux systems, run the following command from your terminal.On Debian and it’s Derivatives# apt-get install jpegoptim or $ sudo apt-get install jpegoptimOn RedHat based SystemsOn RPM based distros you nee..