While looking for sound effects for my animated film I am working on, I came across this huge free library of sound effects. Its a little over 23GB worth of sounds. In all it is 1022 sound effects.

You can read about it here, and also download the whole set here. it is broken down into 3 zip files:

https://archive.org/details/sound-effect-libraries-red-gold-sunset-editorial

If you don't want to download all 23GB worth, you can also check them out here where they are categorized into different smaller chunks:

https://archive.org/search?query=SSE+Library