withmarbleapp / os-taxonomy

An open, structured graph of 1,616 primary-school micro-topics with prerequisite dependencies and curriculum standards alignment.

krahets / hello-algo

An open-source, animated, illustrated tutorial on data structures and algorithms with runnable code in many languages.

hasaneyldrm / exercises-dataset

A JSON dataset of 1,324 fitness exercises with animation GIFs, thumbnails, muscle-group and equipment data, and multilingual instructions.