On GotDotNet.com there are some new Sharepoint related user samples:
Document Library Explorer
Document Library Explorer is a web part for enhancing the user interface of SharePoint document libraries. It contains a treeview for navigating folders and allows files and folders to be moved or copied using drag and drop Update: this sample turns out to be a commercial product with an annoying "please register me" popup. By default the webpart doens't even work.
- Infopath - Sharepoint integration
Integration of Infopath with SharePoint
- OWA Like Web Part for Windows SharePoint Services (WSS)
Web part that functions like the OWA web part that comes with SPS, only this works in WSS. It doesn't require SPS, but does require Exchange 2003. Also this part is not designed to work on the Internet, only intranet.
..and some new workspaces: