ASP.NET in Whidbey offers several features for making it much easier to manage site-specific login information. Basically, it's Forms Authentication done right. ASP.NET will manage the user database and offer controls for login, logout, forgotten passwords, number of currently logged in users, and more. Here's an article on MSDN about the new features.
JC LineCount is a simple utility I wrote to count the number of lines of source code in a directory (including subdirectories). The list of source code file extensions is configurable. Let me know if you find this useful.
Click here to download JC LineCount

SqlBuddy is an handy open source database tool for MS SQL Server very similar to Query Analyzer. The SQL text editor even has syntax highlighting and Intellisense. It's written in C#, too.