Another good news from Microsoft. Starting now (April 2, 2009), SharePoint Designer 2007 will be available as a free download from Office Online.
Overall, Office SharePoint Designer 2007 provides you with tools to automate your business processes, build efficient applications on top of the Microsoft SharePoint platform, and tailor your SharePoint site to your needs, all in an IT-managed environment.
You can use Office SharePoint Designer 2007 to create and deploy interactive solutions on the SharePoint platform, without having to write code.
- Automate business processes such as document approval, custom event notification, and other collaboration tasks with the Workflow Designer.
- Create reporting and tracking applications using data views and forms to easily gather and aggregate data from outside your site and from SharePoint lists and document libraries on the Web site.
- Get started fast with pre-built Microsoft Windows SharePoint Services Application Templates, which are fully customizable and extensible using Office SharePoint Designer 2007.
- Extend your solutions by building advanced interactive Microsoft ASP.NET pages. Insert and edit controls with the same powerful activity menus and control property grid previously found only in development tools such as Microsoft Visual Studio 2005.
Download SharePoint Designer 2007.




I’m not sure what it is but it looks like a very useful software. Thanks for sharing