EventStudio Sequence Diagram Designer 2.5 (by EventHelix.com Inc.)
Sequence Diagram Based System Modeling and Design Tool

Sequence Diagram Editor 1.6 (by Effexis Software, LLC)
Create professional UML sequence diagrams faster than drawing and UML tools

CASE Studio 2 v 2.23.1 (by CHARONWARE s.r.o.)
Create ER diagrams for various databases, generate SQL scripts, HTML reports...

Pacestar UML Diagrammer 5.08.1830 (by Pacestar Software)
Professional easy to learn and use UML 2.0 diagram drawing tool

QuickUML Windows 2.0.2 (by Excel Software)
QuickUML is a software design tool that supports core UML models.

QuickUML MacOSX 2.0.1 (by Excel Software)
QuickUML is a software design tool that supports core UML models.

SDE for Sun ONE (PE) for Mac OS X 4.0 (by Visual Paradigm International Ltd.)
Sun ONE UML plug-in: UML diagrams, code generation, code to model, ...

Leap SE 3.1 (by Leap Systems)
Leap SE is a CASE tool for turning system requirements into object & data models

SDE for Sun ONE (LE) for Mac OS X 4.0 (by Visual Paradigm International Ltd.)
Sun ONE UML CASE plugin: UML diagram - class, object, use case, component,

SDE for IBM WebSphere (PE) for Mac OS X 4.0 (by Visual Paradigm International Ltd.)
IBM WebSphere UML plug-in: UML diagrams, code generation, code to model, ...

Visual Build Professional 6.2a (by Kinook Software, Inc.)
The build management solution for Windows and web developers

OmniAudit 1.8 (by Krell Software, Inc.)
OmniAudit allows you to track changes to data in any table for MSSQL 7/2000.

EventStudio Sequence Diagram Designer 2.5 (by EventHelix.com Inc.)
Sequence Diagram Based System Modeling and Design Tool

SDE for JDeveloper (CE) for Windows 4.0 (by Visual Paradigm International Ltd.)
UML modelling Plug-in for JDeveloper: UML diagrams, textual analysis, CRC,...

SQCBW Source Code Beautifier 3.12s (by SoftwareQuarter GmbH)
SQCBW indents source code lines according to the structure of the program.