This repository is a collection of CookSheets for the field of Algorithms. CookSheet is a term that specifies a document which is neither as verbose as CookBooks nor as simple as CheatSheets but rather as deep as Cookbooks and as intense as CheatSheets. The CookSheets are not intended to be used by new-beginners as some kind of tutorial. Instead they are prepared to be used by professionals as indexed and categorized reminder notes which emphasizes subtle key points of the related topics in a to-go form.