Let's get right to it: Bullet Soul - Infinite Burst known from Xbox 360 is launching on Steam on July 31st, the games soundtrack will be available as DLC.
Raiden IV has joined the ranks of Xbox 360 games that are now playable on Xbox One. Pop any region (it's available in super expensive JP and reasonably priced US versions) disc into your Xbox One and it will be available to play.
Play-Asia has announced twin-stick shooter Tachyon Project as a physical release for both PlayStation 4 and PS Vita.
Quirky cute'em'up Game Tengoku: Cruisin Mix, a port of a game from the seminal Sega Saturn, has been announced for a release in japan on PlayStation 4 and PC.
A Batsugun comic book has been announced for people who get off on that sort of stuff, it's listed on japanese Amazon already.
Galaga is being developed into an animated series.
I know Hamsters ACA NEO GEO releases have popped up on many platforms already but as I just bought a Nintendo Switch I thought it was worth mentioning that Last Resort, Metal Slug and Metal Slug 2 are available for the system.
I think that about covers it. Not bad for a dead genre, really.