TLDR is a plugin for the popular JetBrains IDEs that explains what a piece of code does in natural English. It's a big productivity boon for developers.
Code Conversion Tool Convert VB to C# and C# to VB
An easy to use and free code conversion tool. You can load a file or paste VB or C# code and convert to C# or VB with the click of a button. You can also save the result back to a file on your machine.