Here's a game i created that hvae extensive use of SFX and BGM from Opengameart. 

Just wanted to thank you guys who have so graciously provided these files. 

Of course, appropriate credt has been given in the game :)

Please check out my game if you have the time.

https://www.patreon.com/animatedg

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

63 Digital sound effects (lasers, phasers, space etc.)

Author:Kenney

Atmospheric Interaction Sound Pack 

Author:legoluft

Sci-Fi Sound Effects Library

Author: Little Robot Sound Factory 

4 projectile launches

Author: Michel Baradari 

Q009's weapon sounds

Author: Q009

18 random video game sound effects

Author:bart 

Chaingun, pistol, rifle, shotgun shots

Author: 

Michel Baradari

The Free Firearm Sound Library

Author: Ben Jaszczak, et al.

Futuristic Weapons / Assault Rifle

Author: Michael Klier

Explosion

Author: TinyWorlds 

9 explosion sounds

Unnamed (Viktor.Hahn@web.de)

3 Background Crash Explosion Bang Sounds

Author: qubodup

Point bell

Author: Brandon75689 

3 Heal Spells

Author: DoKashiteru 

BGM

Tower Defense Theme

Author: DST 

Through Space

Author: maxstack

Thrust Sequence

Author: Matthew Pablo

RailJet  Long Seamless Loop

Author: Deceased Superior Technician (DST) 

Will most likely include more names as the project grows.