I've just ran into a really helpful localization tool, which is part of the .Net SDK. What is it? It is called "Windows Resource Localization Editor". It lets you open resx files, that are form related. This means that you won't be able to open regular resource files (that you've added yourself) but only ones that are automatically generated by the Visual Studio designer. Where can I find it? On VS2005, I found the file on %programfiles%\Microsoft Visual Studio 8\SDK\v2.0\Bin...