df are nice, but I don't know how to filter the data they provide the way I do with SequoiaView. I would like to know which are the largest folders and the largest files in a glance.
Use some combination of the commands and options:
to view only the largest few. If you'd like to use it a lot, then bind it to an alias, e.g. in bash by adding to ~/.bashrc
You might also want to try the NCurses Disk Usage aka
Use it like
This is available under Mac OS X too.
The following flags to the command line might be helpful:
Thanks to Sorin Sbarnea.
You probably want
There's also the more sophisticated KDE-based Filelight.