A Review by Paragon Corporation - Article that focuses on features that make PostgreSQL different from most relational database management systems.
About.com on Postgres - Provides feature articles, net links, forum discussions and a chat room.
Bonddb object orientated database - An object oriented wrapper that provides a fast data abstraction layer, written in C for C/C++, to allow easy access to class objects.
Databases: As The Tables Turn - Tim Perdue article about porting sourceforge code from MySQL to PostreSQL.
DBBalancer - Load balancing multithreaded PostgreSQL connection pool that has a replication mode to keep load balanced backend servers in sync. Currently in Alpha.
dbengine - A plug 'n play Web interface for PostgreSQL and Oracle.
Embedding R in Postgres - The REmbeddedPostgres package allows you to embed the R interpreter in Postgres and use R functions as if they were built-in SQL functions.
eRServer - Enterprise replication server. Currently in Beta.
GUI tool for PostgeSQL - PGExplorer is a GUI development tool for the Postgres Database Server [commercial].
Guide to Version 7.x Development and Configuration - A side by side comparison to Oracle 8i that can also be read as a stand alone document.
Java JDBC - Drivers, documentation, and tutorials.
MySQL PHP to PostgresSQL - A program that takes a php page that uses mysql calls and changes them into Postgres calls.
OCaml - OCaml bindings that allow access to Postgres from the OCaml programming language. [Open Source, LGPL]
Octave-pg - Octave modules to access PostgreSQL.
Oracle to Postgres - Paper on converting from Oracle 8 and 8i to Postgres 7.0 and 6.5.3.
PGAccess client library for windows - PGAccess.dll uses libpq classes to access postgreSQL natively from Microsoft Windows.
PGAda - PostGreSQL bindings for Ada
pgAdmin II - Graphical client and development environment for Windows [Open Source: PgAdmin Public License].
PostGIS: Geographic objects for PostgreSQL - Spatially enables the server, allowing it to be used as a backend spatial database for geographic information systems (GIS).
Postgres on Redhat7.0 - Article from PHPBuilder on obtaining packages, installing and configuring.
PostgresDAC - Borland Delphi/C++Builder component set for direct access to PostgreSQL without BDE or ODBC.
PostgreSQL (postgreSQL.org) - Sophisticated open-source Object-Relational DBMS supporting almost all SQL constructs, including subselects, transactions, and user-defined types and functions. Completely free database
PostgreSQL College - A series of free Macromedia Flash courses teaching aspects of PostgreSQL, including sequences and referential integrity.
PostgreSQL FAQ - Frequently Asked Questions (FAQ) for PostgreSQL.
PostgreSQL Inc. - Commercial support for the object-relational database management system, PostgreSQL, as well as full database hosting.
PostgreSQL Module for Python - Python module that embeds the PostgreSQL query library.
PostgreSQL Technical Documentation - Contains community contributed documentation, CBT (Computer Based Training) tutorials, installation guides, technical guides, support contracts, lists of hosting providers, and additional resources.
PostgreSQL Users' Support Mailing Lists - General discussion area for users pertaining to the administration, compilation and installation of PostgreSQL.
PostgreSQL: Introduction and Concepts - Beginning to intermediate book on SQL and PostgreSQL.
PostgresSQL Replicator - An asynchronous replica engine that provides some data ownership models and many conflict resolution algorithms. [open source, GNU License]
PsqlODBC - ODBC driver for Windows. Site includes download, mailing list, documentation, and FAQs.
pyPgSQL - A Python library for accessing PostgreSQL databases that conforms to the Python DB-API version 2.
QPSQL - A Linux GUI for PostgreSQL written in C++ with QT. [Open Source]
Red Hat Database - A version of Postgres that has been optimized for the Red Hat Linux distribution.
Rserv - Installation guide for triggers to provide Master/Slave replication.
Ruby Extension Library - Allows access to Postgres from the Ruby Object Oriented scripting language.
Techlinq - Categorized links for developers.
The PostgreSQL Advocacy and Marketing Site - Case studies, advantages, and a contact request form. Designed for CIOs, CTOs, CEOs, etc.
The PostgreSQL EOAdaptor - For WebObjects and Enterprise Object Framework (EOF) from Apple. Runs on NeXT, Windows, Apple, Sun.
Usogres - Real time backup utility.
XPg: PostgreSQL GUI on Java - XPg is an object-oriented platform-neutral editor with a full featured graphical user interface that supports connections to multiple databases [Open Source : GPL].