You can play many popular video formats in Xubuntu using codecs from packages in the repositories. This does include formats like Ogg Theora, AVI, and RM for Real Player. To install further codec support see . In Xubuntu, videos can be played with the Gxine Media Player. Some features of Gxine include networking streaming, CD or DVD playback and more. You can start Gxine by going to &gxine;. The legality of these intructions is not completely clear. It may be possible that in your country, the playing and copying of DVDs using these instructions is not permissable by law. Please verify that you are within your legal rights before using the following commands. The video players available on your Xubuntu system are all capable of playing unencrypted DVD. Unfortunately, most DVDs are encrypted with CSS (Content Scrambling System). This means that, for legal reasons, it is not possible to include native support for these DVDs in Xubuntu. However, it is possible to enable support by following these instructions: Install the libdvdread3 package. Open Terminal by going to Applications Accessories Terminal . Type the following command into your terminal followed by pressing the Enter key (if asked for a password, enter your user password and press the Enter key): sudo /usr/share/doc/libdvdread3/install-css.sh