~Delicious Sauce~

Index #0: H-Magazines  (Last Updated: December 2010)
Incomplete - Mostly Replaced by Index #18

Index #2: H-Game CG  (Last Updated: June 2011)
Incomplete - Mostly Replaced by Index #18

Index #3: DoujinshiDB  (Last Updated: January 2011)
Incomplete - Mostly Replaced by Index #18

Index #5: pixiv Images  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #8: Nico Nico Seiga  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #9: Danbooru  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #10: drawr Images  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #11: Nijie Images  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #12: Yande.re  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #15: Shutterstock  (Last Updated: August 2015)
Incomplete - Automatic updater broken

Index #16: FAKKU  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #18: H-Misc  (Continuously Updated)
Fairly Complete - Accessible Doujins, Magazines, HCG, etc are added every few hours.

Index #19: 2D-Market  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #20: MediBang  (Continuously Updated)
Fairly Complete - All accessible images are added daily

Index #21: Anime  (Continuously Updated)
Fairly Complete - New releases added automaticly, slowly filling out backolog of older material.

Index #22: H-Anime  (Continuously Updated)
Fairly Complete - New releases added automaticly, slowly filling out backolog of older material.

Index #23: Movies  (Periodic, Unknown)
Work in progress - slowly filling out backlog of old material

Index #24: Shows  (Periodic, Unknown)
Work in progress - slowly filling out backlog of old material

Index #25: Gelbooru  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #26: Konachan  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #27: Sankaku Channel  (Updates on Hold)
Incomplete - API is broken, can't get updates...

Index #28: Anime-Pictures.net  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #29: e621.net  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #30: Idol Complex  (Updates on Hold)
Incomplete - API is broken, can't get updates...

Index #31: bcy.net Illust  (Updates on Hold)
Incomplete - Site changes make further updates unlikley

Index #32: bcy.net Cosplay  (Updates on Hold)
Incomplete - Site changes make further updates unlikley

Index #33: PortalGraphics.net (Site Closed July 27, 2016)
Fairly Complete - Most accessible images have been added

Index #34: deviantArt (Last Updated: July 2017)
Falling Behind... - Caught up with dA as of July 2017, but system to keep it up to date is not yet in place. Soon...

Index #35: Pawoo.net (Continuously Updated)
Falling Behind... - Automatic updater broken

Index #36: Madokami (Manga) (Last Updated: November 2018)
Fairly Complete

Index #37: MangaDex (Continuously Updated)
Catching Up - Initial indexing is still in progress, should be fully caught up in the near future.

Index #999: ALL
Epic~ - The 999 compound index is overall worse than using each individual index seperately, but it saves so much time that it can be forgiven for the occasional mixup. This is the default index for the browser plugins.

 Currently the 999 Index uses all indexes with the exception of #15 (Shutterstock)