HEATKEYS

Draw, share and collaborate on online diagrams. Easy web flow chart, network diagram, mockup, wireframe, UML diagrams like Class, Sequence, & data flow and process flow diagrams. Creately - free web-based software for online diagram software

Help and support for all Office products: Word, Excel, PowerPoint, OneNote, Outlook. Set up and manage your office subscription, find how-to articles, get free training, video demos, and tutorials.

articles and ideas on web development, focusing mainly on php and mysql

dBforums is a discussion forum and helpdesk for database design, development and administration issues. To visit the forum, go to http://dbforums.com/.

Edraw is a powerful yet easy-to-use program for creating flowcharts, organizational charts, network diagrams, business presentations, building plans, mind mapping and lots more.

Northwind database that can be downloaded as an executable sql script or as a backup that can be restored with sample data currently works with Sql Server 2005 and Sql Server 2008

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Database design and modeling tool - DeZign for Databases. Features: visual database design, modeling ER Diagrams (ERD), Reverse Engineering, database creation, sql script generation.

Software development tools support UML, SysML, BPMN, Business Rule, ERD and mind mapping. All Visual Paradigm tool can run on Windows, Linux and Mac OSX.