Online BCP, Sermon, & Catechesis Resources

The Homely Hours has an excellent post compiling Book of Common Prayer Resources: https://thehomelyhours.com/2017/04/20/great-prayer-book-online-resources/

I also recommend the following Anglican resources:

iPray app: https://itunes.apple.com/us/app/ipray-bcp/id431349318

Variety of BCPs across the Anglican Communion: http://justus.anglican.org/resources/bcp/

Sermons for Lay Readers: http://www.angelfire.com/sc3/kaysplace/

Lectionary Central: http://www.lectionarycentral.com/

Read the Fathers: http://readthefathers.org/calendar/

Two Books of Homilies: http://footstoolpublications.com/Homilies/index.htm

Compilation of Anglican Resources: http://www.anglican.net/

The Anglican Library: http://www.anglicanlibrary.org/

Anglican Books Revitalized: http://newscriptorium.com/

1928 Daily Office Updated Daily: http://commonprayer.org/

Prayer Book Society US Catechesis Project: http://www.pbsusa.org/catechesis-project/

ACNA Catechism: http://anglicanchurch.net/?/main/catechism