Modern Sources of Devotion to Saint Joseph
Quemadmodum Deus; promulgated by Pope Pius X in 1870, this document declares Joseph as Protector of the Universal Church.
Quamquam pluries; promulgated by Pope Leo XIII in 1889, encourages Josephine devotion and includes the Ite ad Joseph, to be prayed at the end of the Rosary.
Bonum sane; promulgated by Benedict XV in 1920, which encourages devotion to Saint Joseph on Wednesdays, during the month of March, and as a model for the preparation of the art of dying. This one is only available in Italian and Latin at the moment.
Redemptoris custos; promulgated by Pope John Paul II in 1989, this document celebrated the 100th anniversary of Quaquam pluries and suggested Joseph's self-sacrifice as an alternative to patriarchal rights as a model for fatherhood.
Patris corde; promulgated by Pope Francis in 2020, this document celebrated the 150th anniversary of Quemadmodum Deus and declared 2021 to be the Year of Saint Joseph.
Catecheses on Saint Joseph; given by Pope Francis from 2021-2022, as part of the Year of Saint Joseph, Pope Francis gave several addresses detailing different aspects of Joseph's life and character. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12.
(medieval sources to come, but there's a lot more of them and I won't be able to link to English translations for them all)
