Viewglob stuff

• Mailing list (very low volume)
  
• SourceForge listing
  
• Freshmeat listing (new releases are announced through here)
  
• Browseable CVS repository
  
• Kevin McCarty maintains the Debian package.
• Jean-Yves Lefort maintains the FreeBSD port.

Unix programming resources

• Single UNIX Specification (this is version 2)
• A great tutorial on the GNU autotools
• Manuals for Autoconf and Automake
• GNU Autoconf, Automake, and Libtool, a book about the autotools (available online!)
• Using Autoconf for fun and profit by the creator of fish
• Website for Marc J. Rochkind's book Advanced Unix Programming, 2nd Edition
• GNU libc manual
• Two ASCII tables
• C Programming FAQ
• API references for GLib, GTK+, Pango, etc.
• A Unix programming FAQ
• Eric S. Raymond's book The Art of Unix Programming
• The Unix Philosophy from Mike Gancarz's book Linux and the Unix Philosophy
• Advanced Bash-Scripting Guide
• Linux Programming Resources

Shell and terminal stuff

• Eye-friendly terminal colours (these are great!)
• Bash Prompt HOWTO
• xterm Title HOWTO
• A nice introduction to GNU Screen