Law-Serious Call to a Devout and Holy Life is a long 27 chapter work on how to be holy. Excellent work! Classic. Must read book.
Cole Biblical Theology of The New Testament is a 23 chapters work and is a biblical study on different NT theology topics
This is a 30 chapter work on various passages of Scripture about the Christian Life.
Spurgeon Cheer theWord Module This module is Spurgeon’s Words of Cheer for Daily Life, a Devotional by Charles Hadden Spurgeon.
Vos presents a short article on the Separated Life, that is being separated from Sin, Occasions of Temptation to Sin, from the World, The Separated Life and the Use of Things Indifferent, V. The Separated Life and the Sufficiency of Scripture, VI. The Separated Life and the Nature and Extent of the Authority of the Christian Church, VII. The Work of the Holy Spirit vs. the Doctrines and Commandments of Men, and Conclusion: The True vs. the False Doctrine
Murray Andrew – Abide in Christ (31 days) is a daily devotion for a month by Murray. He covers many topics for meditation and spiritual edification.
Bernard of Clairvaux (I believe he is Catholic) On Loving God is a fifteen chapter work on love, on its degrees, and various other elements of true love