http://meatfighter.com/java4k2011/gradius4k/
This. Is. Awesome.
total awesomeness .
Maybe because I’m a space ace I found it a little easy . Just died a few times in the last boss .
You could perhaps chenge the background color between stages to make it a little less repetitive .
Overall, great !
Just how many retro games are you planning on porting this year? 
That was quite fun, and very well done. I agree with teletubo that more variety in levels would be nice. I also think you could make the game a little better looking for cheap by putting a black outline on the border of the walls.
I think he has created an “export to 4k” wizard :persecutioncomplex: So, all games?