3DS Downgrading & Setting up CFW Tutorials:
Installation (Follow up to step 3 for sysNAND + emuNAND, all the way for full A9LH Installation)
https://github.com/Plailect/Guide/wiki/Get-Started
Thread Archives, 3DSISO Account, and Others: http://pastebin.com/7JAD1x3U
A Bunch of 3DS .cia's: http://pastebin.com/UdL5SN04
ReiNand Download (Now supports O3DS AND N3DS): https://github.com/Reisyukaku/ReiNand/releases
Luma3DS (Formerly AuReiNAND) Download: https://github.com/AuroraWright/Luma3DS/releases
Python 2.7: https://www.python.org/ftp/python/2.7.10/python-2.7.10.msi
Hardmods and Arm9LoaderHax FAQ: http://pastebin.com/j0SfeDUn
3d/scurv/ volafile: https://volafile.io/r/acH6c7
Guide for retards:
OLD 3DS ONLY, FOLLOW THIS WITH A N3DS AND YOU WILL BRICK
http://pastebin.com/zcyPEbA1
DO NOT UPDATE EMUNAND UNLESS YOU'VE MADE A BACKUP