query tools and GUIs

This console DBF file viewer and editor supports: Keyboard macros Multiple file opening Working with selected cells Export of information to TXT, CSV, SQL, HTML and DBF formats

Free Administration Centre for the PostgreSQL database. Includes a graphical administration interface, an SQL query tool, a procedural code editor and much more. pgAdmin III is designed to answer the needs of most users

Navicat is a MySQL front end provides extensive functionality for managing and developing MySQL database. This tool features an intuitive interface, enabling users to manage multiple databases on local or remote MySQL server easily

SqlGui is a graphical database frontend for KDE. Currently MySQL and PostgreSQL are supported.

Postgres Front End is a graphical front end to postgres written in gtk.

KSql is a KDE database client. It was originaly mySQL specific, but uses now plugins to access databases like miniSQL and PostgreSQL.

Admin is entirely written in Java. It uses Swing GUI Components and JDBC to connect to databases. It has been succesfully tested with MySQL, InstantDB, Oracle, Empress, and PostgreSQL.

The phpMyAdmin is intended to handle the adminstration of MySQL over the web. Currently it can: create and drop databases create/drop/alter tables delete/edit/add fields execute any SQL statement manage keys on fields manage privileges expor

HandySQL3 is a perl interface for MySQL. It connects directly to MySQL server, not using DBI/DBD and Mysql-msql modules. The main routines are written in C, and the top-level object-oriented interface is done in perl, increasing performance up to 20% comp

Major Features are: Support Multiple Connections for local or remote MySQL servers, browse your databases, create and delete databases, tables, indexes and users, modify your data,

Database admin tool. Works with gnome-db and has nice and easy GUI.

ibWebAdmin has the basic functions for creating, deleting, modifying databases, tables, generators, triggers and domains. It lets you import, export, enter, edit, delete, query, browse your data. And some more

QtMyAdmin is a tool written in Qt/C++, intended to handle the administration of MySQL.

a PosgreSQL server and/or database, including the ability to administer views, sequences, stored procedures, and triggers. Features: Administer multiple servers Support for PostgreSQL 7.0, 7.1, 7.2, 7.3, 7.4 and 7.5-dev

Adit is another database interface tool built with Java. It is a lightweight tool for querying any database with a JDBC driver.

BookLib is software that will help you keep manage your personal library of books. It retrieves author/title information based on ISBN, and stores it in a user-editable library.

myBackware is as set of PHP scripts to create a disaster recovery option for MySQL servers.

ViennaSQL is a GUI SQL client written entirely in Java. It should work with any database that has a JDBC driver and should run on any platform which has Java.

mysqltcl is a simple API for Mysql-Database and Tcl scripting language.

GMysqlCC is a GUI client for MySQL databases. :D