The Codices quark adds more classes and frameworks for playing with the procedures established by Codices. For the time being, these additions are largely half-baked and undocumented.
In SuperCollider, evaluate the following:
Quarks.install("https://github.com/ianmacdougald/Codex");
Quarks.install("https://github.com/ianmacdougald/Codices");