CSHARP

windows forms get all Images from Resources

var images = Properties.Resources.ResourceManager
                       .GetResourceSet(CultureInfo.CurrentCulture, true, true)
                       .Cast<DictionaryEntry>()
                       .Where(x => x.Value.GetType() == typeof(Bitmap))
                       .Select(x => new { Name = x.Key.ToString(), Image = x.Value })
                       .ToList();