https://pflag.org/find-resources/

PFLAG: “Founded in 1973, PFLAG is the first and largest organization dedicated to supporting, educating, and advocating for LGBTQ+ people and their families.”

This website provides a range of curated resources for being a better ally (“To the Transgender Community, To my LGBTQ+ loved ones, In My School Community, In the workplace, In My Faith Community”) as well as “the essentials”: “Supporting your LGBTQ+ Grandchild, LGBTQ+ Glossary, Our Trans Loved Ones, Our Children, Faith in Our Families, At Ease: Support for Military Families with LGBTQ+ Children and Teens, When a Loved One Comes Out”, and includes resources in Spanish as well.