MDAC 2.61

Data Access Components version, appropriate for older versions of Windows

Google Refine

Optimize your databases

Wampserver

Create a local server on your PC

Oracle Application Express

Create web applications with this tool by Oracle

PostgreSQL

Interesting alternative to Oracle or MySQL

MySQL Workbench

Design and model your MySQL databases

MDAC 2.8

The components necessary to access any database

MySQL 5

The revolution in the database world

SQL Server 2008

Practical database server

SQL Server 2008 SP1

First update pack for this database management system

Weka

Data mining software free of charge

SQL Server 2005 SP1

First great update pack for Microsoft SQL Server 2005

MySQL 4

One of the best databases for web services

SQL Server 2005 SP2

Powerful database engine designed by Microsoft

MySQL GUI Tools

Work with MySQL using a graphical interface

AccessFIX

Fix corrupted Access files

LanFlow

Create diagrams about any communications system

PersonalBrain

Innovativing tool to create mind maps

EdrawMax

The most complete diagram software

FreeDFD

A very visual flowchart editor

Software Ideas Modeler

Stunning UML application

CmapTools

Tool to easily create mind maps

EDraw Mind Map

Arrange your ideas with this mind map program

Microsoft Visio

Microsoft's tool to create diagrams

DiagramPainter

Create your own digital diagrams

Freeplane

Tool for creation of mind maps

MindManager

Create mind maps that gather all your information

Mindomo

Create mind maps from your desktop

ClickCharts

Create flowcharts with the best tools

Visio Stencils

Collection of objects to create diagrams with Visio

WinEsquema

Create all sorts of diagrams and concept maps