Today there were some PostgreSQL announcements, these announcements are below

pgAdmin v1.10.0 Beta 3 is now available

pgAdmin v1.10.0 Beta 3 is now available for testing in source, Windows
and Mac OS X distributions from:

http://www.postgresql.org/ftp/pgadmin3/release/v1.10.0-beta3/

New version of PostgreSQL 8.3 Live CD released
PostgreSQL live CD, which is based on Fedora 10. The major
change is PostgreSQL 8.3.7 . It includes the PostgreSQL related packages
that built on http://yum.pgsqlrpms.org . This new version includes
one new package (pgstat2), and also many updates to the existing
packages.

Details are here:

http://yum.pgsqlrpms.org/livecd.php

Npgsql 2.0.5 released!
Npgsql is a .Net Data provider written 100% in C# which allows .net
programs to talk to postgresql backends. Npgsql is licensed under BSD.
More info can be obtained from http://www.npgsql.org

This release is a minor bug fix for the stable 2.0 series.

The biggest highlights are:

Fixes for entity framework support
Fix for a regression when using prepared statements with parameters
with size specified.
Fix for the famous bug of Seek not supported exception