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Liturgical calendars, daily readings, scripture, the Catechism, canon law, prayers and saints — free and paid, rated by the developers who ship on them.

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39 APIs

  1. 1#1 most recommended

    AquinasOperaOmnia

    The complete works of St. Thomas Aquinas.

    • Spiritual Reading
    • Catechism & Doctrine
    • No key
    • Open source
    fromgithub.comFree
    0
  2. 2

    atelier

    Chant books and liturgical texts in the Dominican tradition, encoded in TeX and Gregorio, produced by the Atelier St. Jacques. By Fr. Innocent Smith, O.P.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  3. 3

    bible-nabre-json-dataset

    The New American Bible Revised Edition (NABRE) in JSON, with the script used to generate it.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  4. 4

    biblia-wujka

    Tools converting the Jakub Wujek Bible (a classic Polish Catholic translation) into OSIS and SWORD formats.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  5. 5

    bibliaAveMariaJSON

    The Catholic *Bíblia Ave Maria* (a popular Brazilian Portuguese translation) in JSON format.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  6. 6

    CantusCorpus

    A versioned dataset of catalogued Gregorian chant records from the Cantus databases.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  7. 7

    cardinals

    Every cardinal of the Roman Church, in JSON.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  8. 8

    catechism-ccc-jsonDeprecated

    The Catechism of the Catholic Church as structured JSON.

    • Catechism & Doctrine
    • No key
    • Open source
    fromgithub.comFree
    0
  9. 9

    Catholic Semantic Canon

    A formal ontology of Scripture, Tradition and the Magisterium.

    • Catechism & Doctrine
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  10. 10

    catholicism-in-jsonDeprecated

    Catechism, Code of Canon Law and the GIRM in one JSON repo.

    • Catechism & Doctrine
    • Canon Law
    • No key
    • Open source
    fromgithub.comFree
    0
  11. 11

    CDOCTDR — Doctors of the Church

    Canonical IDs for the 38 Doctors of the Church.

    • Church Data
    • Saints
    • No key
    • Open source
    fromgithub.comFree
    0
  12. 12

    CECDR — Ecclesiastical Circumscriptions

    Canonical IDs for every diocese, eparchy and prelature.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  13. 13

    CESIDR — Churches sui iuris

    Canonical IDs for the 24 Churches sui iuris.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  14. 14

    CICLSALDR — Consecrated Life

    Canonical IDs for religious orders, congregations and societies.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  15. 15

    CLBDR — Liturgical Books

    Canonical IDs for the liturgical books of the Roman Rite and their editions.

    • Liturgy
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  16. 16

    CLEDR — Liturgical Events

    Canonical IDs for the celebrations of the Roman Missal.

    • Liturgical Calendar
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  17. 17

    CMDDR — Magisterial Documents

    Canonical IDs for magisterial and papal documents.

    • Church Documents
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  18. 18

    codexcommunion/prayer-collection

    A comprehensive collection of traditional Roman Catholic prayers in multiple languages, organized as structured JSON files.

    • Church Data
    • Open source
    fromgithub.comFree
    0
  19. 19

    COECDR — Ecumenical Councils

    Canonical IDs for the 21 ecumenical councils.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  20. 20

    CRMEDR — Martyrology Eulogies

    Canonical IDs for the eulogies of the Roman Martyrology.

    • Saints
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  21. 21

    CRMETDR — Roman Missal EditionsDeprecated

    Canonical IDs for the editions of the Latin Roman Missal.

    • Liturgy
    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  22. 22

    CRPDR — Roman Pontiffs

    Canonical IDs for the popes, from Peter to the reigning pope.

    • Church Data
    • No key
    • Open source
    fromgithub.comFree
    0
  23. 23

    Divinum Officium

    The traditional Divine Office and Missal, source and all.

    • Liturgy of the Hours
    • Traditional Latin Mass
    • No key
    • Open source
    fromdivinumofficium.comFree
    0
  24. 24

    Documentos Catolicos

    a collection of various Catholic resources, using PowerShell scripts to generate the archive.

    • Church Data
    • Open source
    fromgithub.comFree
    0

241 listings across both tracks — 136 products and 105 APIs. How ranking works