Data Sources

Reference Genomes (Quite comprehensive list):
https://support.illumina.com/sequencing/sequencing_software/igenome.html

Reference Genome + Reads:
http://gage.cbcb.umd.edu/

Use SacCer3 if you want to simulate reads (because its size is smaller comparatively 67 MB)
Used in harvard-crispr, guidescan etc.