I want to know all of them in case I forgot any. Thanks!
Chain fishing (XY, and ORAS only)
Friend Safari (XY only)
Masuda Method (from gen 4 and beyond)
Shiny Charm (gen 5 and beyond)
Pokeradar (DPPl, X and Y only)
DexNav (ORAS only)
If you need to know more about these, just let me know :)