The Mishneh Torah is Maimonides' (the "Rambam" -- Rabbi Moses ben Maimon) magnum opus, a work spanning hundreds of chapters and describing all of the laws mentioned in the Torah.
Classes on Maimonides' classic work Sefer HaMitzvot as divided according to the daily study cycle; a concise description of each of the 613 Biblical commandments.
Ethics of the Fathers contains timeless wisdom. It is a collection of ethics, honesty, and advice. But at its very beginning it tells us that even this part of Jewish life came from Sinai. All of that is part of Judaism.
Advanced Talmud Study Textual study of Talmud: Gemara By Leib Schapiro
In-depth, text based classes on Talmud, or Gemara; each class covers approximately a complete page of Talmud.
These classes explain the teachings of the Lubavitcher Rebbe on the parshah from the original Yiddish text of his writings titled Likutei Sichos, a compilation of talks.