Enhance GCC. See files `PROJECTS' and `PROBLEMS' in the GCC
Rewrite GNU sed completely, to make it cleaner.
Rewrite Automake and Deja-GNU in Scheme, so they can run in Guile.
Right now they are written in Perl and TCL, respectively. There are
also other programs, not terribly long, which we would also like
to have rewritten in Scheme.
Finish the partially-implemented C interpreter project.
Help with the development of GNUStep, a GNU implementation of the
Add features to GNU Make to record the precise rule with which each file
was last recompiled; then recompile any file if its rule in the makefile
Add a few features to GNU diff, such as handling large input
files without reading entire files into core.
An nroff macro package to simplify texi2roff.
A queueing system for the mailer Smail that groups pending work by
destination rather than by original message. This makes it possible
to schedule retries coherently for each destination. Talk to
firstname.lastname@example.org about this.
Smail also needs a new chief maintainer.
Enhanced cross-reference browsing tools. (We now have something at
about the level of cxref.) We also could use something like
ctrace. (Some people are now working on this project.)