HistoryWindow for Visual Studio 1.0 (by Quest Software)
Save Historical versions of your source code edits. So you don't loose changes.

SQL Optimizer for Visual Studio 1.5 (by Quest Software)
Optimize SQL Server Queries in Visual Studio

CompareRocket for Visual Studio 1.5 (by Quest Software)
Compare and Synchronize SQL Server in Visual Studio

Toad for MySQL 2.0.1 (by Quest Software)
Toad for MySQL provides a development environment that improves productivity

Spotlight on MySQL 2.0.1 (by Quest Software)
Spotlight on MySQL diagnoses performance issues by displaying all DB activity

CompareRocket for Visual Studio 1.5 (by Quest Software)
Compare and Synchronize SQL Server in Visual Studio

Visual Integration Studio 2.8.1.1 (by CrossRhoades Software)
Visual Integration Studio - Data Integration for .NET Developers

VS.Php for Visual Studio .Net 2.0.2.2635 (by Jcx.Software Corp)
VS.Php is the php editor for Visual Studio .Net developers

VS.Php for Visual Studio .Net 2003 2.0.1.2566 (by Jcx.Software Corp)
VS.Php is the php editor for Visual Studio .Net 2003 developers

VS.Php for Visual Studio .Net 2003 2.0.2.2635 (by Jcx.Software Corp)
VS.Php is the php editor for Visual Studio .Net 2003 developers

SDE for Visual Studio .NET (ME) for Windows 3.0 Modele (by Visual Paradigm)
Visual Studio UML modeling plugin: UML diagrams, code generation, model to code,

SDE for Visual Studio .NET (PE) for Windows 3.0 Profes (by Visual Paradigm)
Visual Studio UML plugin: UML diagrams, use case modeling, textual analysis...

Visual Build Professional 6.1 (by Kinook Software, Inc.)
The build management solution for Windows and web developers

SQL Optimizer for Visual Studio 1.5 (by Quest Software)
Optimize SQL Server Queries in Visual Studio

SDE for Visual Studio (CE) for Windows 3.3 SP1 Co (by Visual Paradigm International Ltd.)
UML modelling Plug-in for Visual Studio: UML diagrams, textual analysis, CRC...

Ressource-Datenbank-Editor 2.1 (by Andreas Breitschopp)
Building EXE file independent resource files. .NET 1.1/2.0 in C#/VB; also VB 6.

LLib Licensing Library 3.00 (by GPP Software)
A software library for developers to protect and license software

VISOCO dbExpress driver for Sybase ASE (Linux vers 2.3 (by VISOCO Software)
VISOCO dbExpress driver for Sybase ASE is a dbExpress driver for Delphi/Kylix

VISOCO dbExpress driver for Sybase ASE (Win32 vers 2.3 (by VISOCO Software)
VISOCO dbExpress driver for Sybase ASE is a dbExpress driver for Delphi/Kylix

SSLSocket Wizard ActiveX 3.0 (by Seekford Solutions, inc)
Use SSL Communications channel in your application.