IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-20. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Collocavit me in obscuris.Collocavit me in obscuris.
  2. 🔍 29% Dominus vobiscumDominus vobiscum
  3. 🔍 29% Benedicamus DominoBenedicamus Domino
  4. 🔍 28% Dominus vobiscumDominus vobiscum
  5. 🔍 28% Per omnia saecula saeculorum (2. Tonus ferialis)Per omnia saecula saeculorum (2. Tonus ferialis)
  6. 🔍 28% Dominus vobiscum ... Sit nomen (A)Dominus vobiscum ... Sit nomen (A)
  7. 🔍 28% Benedicamus DominoBenedicamus Domino
  8. 🔍 28% Dominus vobiscum ... Sit nomen (B)Dominus vobiscum ... Sit nomen (B)
  9. 🔍 27% Salus et gloriaSalus et gloria
  10. 🔍 27% Toni Praefationum (1. Tonus solemnis)Toni Praefationum (1. Tonus solemnis)
  11. 🔍 27% Gustate (Ad Communionem - Tonus 1)Gustate (Ad Communionem - Tonus 1)
  12. 🔍 27% Toni Praefationum (2. Tonus ferialis)Toni Praefationum (2. Tonus ferialis)
  13. 🔍 26% Benedicamus Domino (Sunday at terce)Benedicamus Domino (Sunday at terce)
  14. 🔍 26% Toni Praefationum (3. Tonus solemnior)Toni Praefationum (3. Tonus solemnior)
  15. 🔍 26% Praefatio ferialis de sacratissimo Corde IesuPraefatio ferialis de sacratissimo Corde Iesu
  16. 🔍 26% Gloria Patri - VGloria Patri - V
  17. 🔍 26% Per omnia saecula saeculorum (1. Tonus solemnis)Per omnia saecula saeculorum (1. Tonus solemnis)
  18. 🔍 26% Caro mea requiescet in speCaro mea requiescet in spe
  19. 🔍 26% Salus et gloriaSalus et gloria
  20. 🔍 25% Dominus vobiscum ... Sursum corda (A. tonus simplex)Dominus vobiscum ... Sursum corda (A. tonus simplex)
  21. 🔍 25% Salus et gloriaSalus et gloria
  22. 🔍 25% Post collectam (Toni orationum B)Post collectam (Toni orationum B)
  23. 🔍 25% Qui habitatQui habitat
  24. 🔍 25% Salus et gloriaSalus et gloria
  25. 🔍 25% Per omnia saecula saeculorum (3. Tonus solemnior)Per omnia saecula saeculorum (3. Tonus solemnior)
  26. 🔍 25% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  27. 🔍 25% Toni Communes Ad Gloria Patri (Modo II)Toni Communes Ad Gloria Patri (Modo II)
  28. 🔍 24% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  29. 🔍 24% Benedictus Dominus a saeculoBenedictus Dominus a saeculo
  30. 🔍 24% Toni Communes Ad Gloria Patri (Modo IV)Toni Communes Ad Gloria Patri (Modo IV)
  31. 🔍 24% Toni Communes Ad Gloria Patri (Modo VIII)Toni Communes Ad Gloria Patri (Modo VIII)
  32. 🔍 24% Pontifical BlessingPontifical Blessing
  33. 🔍 24% Toni Communes Ad Gloria Patri (Modo I)Toni Communes Ad Gloria Patri (Modo I)
  34. 🔍 23% In aeternum DomineIn aeternum Domine
  35. 🔍 23% Per omnia ... Pax DominiPer omnia ... Pax Domini
  36. 🔍 23% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  37. 🔍 23% Paradisi portaeParadisi portae
  38. 🔍 23% Dominus vobiscum ... Sursum corda (A. tonus simplex)Dominus vobiscum ... Sursum corda (A. tonus simplex)
  39. 🔍 23% Domine labia meaDomine labia mea
  40. 🔍 23% Gloria Patri - VIIGloria Patri - VII
  41. 🔍 23% Fratres, agnoscamusFratres, agnoscamus
  42. 🔍 23% Passio DNJC secundum JoannemPassio DNJC secundum Joannem
  43. 🔍 23% Toni Communes Ad Gloria Patri (Modo VII)Toni Communes Ad Gloria Patri (Modo VII)
  44. 🔍 23% Per omnia ... Et ne nos inducasPer omnia ... Et ne nos inducas
  45. 🔍 23% Gloria Patri - IVGloria Patri - IV
  46. 🔍 23% Domine labia mea (tonus festivus)Domine labia mea (tonus festivus)
  47. 🔍 23% Praefatio ferialis de ApostolisPraefatio ferialis de Apostolis
  48. 🔍 23% Praefatio solemnis de QuadragesimaPraefatio solemnis de Quadragesima
  49. 🔍 23% Dominus vobiscum ... Sursum corda (B. tonus sollemnis)Dominus vobiscum ... Sursum corda (B. tonus sollemnis)
  50. 🔍 23% Toni Communes Ad Gloria Patri (Modo III)Toni Communes Ad Gloria Patri (Modo III)
  51. 🔍 23% In nomine PatrisIn nomine Patris
  52. 🔍 23% Dominus vobiscumDominus vobiscum
  53. 🔍 23% In Nativitate Domini - Cantus MartyrologiiIn Nativitate Domini - Cantus Martyrologii
  54. 🔍 22% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  55. 🔍 22% Clemens et benignaClemens et benigna
  56. 🔍 22% Gloria Patri - VIGloria Patri - VI
  57. 🔍 22% Os justi (T.P.)Os justi (T.P.)
  58. 🔍 22% Miserere nostriMiserere nostri
  59. 🔍 22% Praefatio ferialis de Nativitate DominiPraefatio ferialis de Nativitate Domini
  60. 🔍 22% Benedictum nomenBenedictum nomen
  61. 🔍 22% Benedicamus Domino (in feriis per annum ad laudes)Benedicamus Domino (in feriis per annum ad laudes)
  62. 🔍 22% In nomine PatrisIn nomine Patris
  63. 🔍 22% Dominus vobiscum ... Benedicat vosDominus vobiscum ... Benedicat vos
  64. 🔍 22% Post collectamPost collectam
  65. 🔍 22% Lumen ChristiLumen Christi