- Enchiridion, a short manual of Stoic ethical advice compiled by Arrian, based on the teachings of Epictetus (2nd century)
- Enchiridion, a collection of Roman law by Sextus Pomponius (2nd century)
- Enchiridion, a treatise on Christian piety by Augustine of Hippo (420)
- Enchiridion, a scientific textbook by Byrhtferth (c. 970 – c. 1020)
- Enchiridion militis Christiani, one of the most influential works of Desiderius Erasmus (1501)
- Enchiridion, a compilation of Christian doctrine and religion by Dietrich Philips (1564)
- Enchiridion symbolorum, definitionum et declarationum de rebus fidei et morum, a compendium of source texts of Catholic dogma by Heinrich Denziger (1854).
- Enchiridion Indulgentiarum, the handbook of Catholic prayers with indulgences (1967 to present; copyrighted in the USA)