~Delicious Sauce~

Index #0: H-Magazines  (Last Updated: December 2010)
Incomplete

Index #2: H-Game CG  (Last Updated: June 2011)
Incomplete

Index #3: DoujinshiDB  (Last Updated: January 2011)
Incomplete

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 #13: Openings.moe  (Last Updated: Unknown, months ago)
Incomplete - Automatic updater broken

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)
Work in progress - Accessibility of new content is a constant issue which is being worked on

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  (Periodic, Unknown)
Work in progress - slowly filling out backlog of old material, working on a source for automatic handling of new releases.

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  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

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  (Continuously Updated)
Fairly Complete - All accessible images are added every few minutes

Index #31: bcy.net Illust  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

Index #32: bcy.net Cosplay  (Continuously Updated)
Fairly Complete - All accessible images are added every few hours

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

Index #34: deviantArt (Continuously Updated)
Catching Up... - dA is huge, adding a couple percent a day~

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)