The Colorado Department o f Education has pages dedicated to state homeschool laws, funding resources, quick access to state standards, and a library of resources for Colorado homeschool families. https://www.cde.state.co.us/choice/homeschool

The Coalition for Responsible Home Education is an advocacy group focused on homeschool policy and protecting homeschool students. In addition, they offer a wide variety of resources to homeschool students, alumni, and parents, including help obtaining documents. https://responsiblehomeschooling.org

Homeschool Legal Defense Association is one of the largest homeschool advocacy groups focused on providing support for homeschool families. Beyond that, they also provide network support systems and resources for homeschool families including consultants for special needs students, forms and services, and discounts on affiliated materials. https://hslda.org/content/