The main work i'm working on are some authorization modules for the NSS and PAM systems.
The project name is auth postgresql and you can find it in the sourceforge site.


authorization backend for PostgreSQL

• NSS : Name Services Switch
nss_pgsql-0.6.1.tar.gz

• here
• sourceforge

• PAM : Pluggable Authentication Modules (obsolete)
pam_pgsql-0.03.tar.gz

• here