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: 2025-12-19. 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% Cantemus cuncti melodumCantemus cuncti melodum
  2. 🔍 55% AlleluiaAlleluia
  3. 🔍 48% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  4. 🔍 46% Alleluia (Monday P. T. at Lauds) Alleluia (Monday P. T. at Lauds)
  5. 🔍 46% Salus et gloriaSalus et gloria
  6. 🔍 46% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  7. 🔍 46% Ite nuntiateIte nuntiate
  8. 🔍 45% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  9. 🔍 45% AlleluiaAlleluia
  10. 🔍 45% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  11. 🔍 44% Alleluia (mode 8)Alleluia (mode 8)
  12. 🔍 44% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  13. 🔍 44% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  14. 🔍 44% Alleluia dulce carmenAlleluia dulce carmen
  15. 🔍 44% Gustate et videteGustate et videte
  16. 🔍 44% Alleluia alleluia alleluia (Secunda T.P. in I Nocturno)Alleluia alleluia alleluia (Secunda T.P. in I Nocturno)
  17. 🔍 44% Aleluia (T. N. E.S.)Aleluia (T. N. E.S.)
  18. 🔍 43% Puer natus in BethlehemPuer natus in Bethlehem
  19. 🔍 43% Alleluia Omnes GentesAlleluia Omnes Gentes
  20. 🔍 43% Alleluia dulce carmenAlleluia dulce carmen
  21. 🔍 43% Alleluia (mode 8)Alleluia (mode 8)
  22. 🔍 42% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  23. 🔍 42% Alleluia Lapis revolutusAlleluia Lapis revolutus
  24. 🔍 41% Alleluia alleluia alleluia (Tertia T.P. in I Nocturno)Alleluia alleluia alleluia (Tertia T.P. in I Nocturno)
  25. 🔍 41% Alleluia alleluia alleluia (Secunda T.P. in II Nocturno)Alleluia alleluia alleluia (Secunda T.P. in II Nocturno)
  26. 🔍 41% Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)
  27. 🔍 41% Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)
  28. 🔍 41% Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)
  29. 🔍 41% Alleluia alleluia alleluia (Secunda T.P. in III Nocturno)Alleluia alleluia alleluia (Secunda T.P. in III Nocturno)
  30. 🔍 41% Alleluia alleluia alleluia (Sexta T.P. in III Nocturno)Alleluia alleluia alleluia (Sexta T.P. in III Nocturno)
  31. 🔍 41% Alleluia alleluia alleluia (Sabbato T.P. in II Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in II Nocturno)
  32. 🔍 41% Omnes GentesOmnes Gentes
  33. 🔍 41% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  34. 🔍 41% Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)
  35. 🔍 40% Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)
  36. 🔍 40% Alleluia alleluia alleluia (Tertia T.P. in II Nocturno)Alleluia alleluia alleluia (Tertia T.P. in II Nocturno)
  37. 🔍 40% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  38. 🔍 39% Alleluia panisAlleluia panis
  39. 🔍 39% Aleluia (T.A. M. I)Aleluia (T.A. M. I)
  40. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  41. 🔍 39% Alleluia (ant.)Alleluia (ant.)
  42. 🔍 39% Alleluia alleluia alleluia (Sabbato T.P. in III Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in III Nocturno)
  43. 🔍 39% Alleluia lapis revolutus estAlleluia lapis revolutus est
  44. 🔍 39% Alleluia alleluiaAlleluia alleluia
  45. 🔍 38% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  46. 🔍 38% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  47. 🔍 37% Alleluia noli flere MariaAlleluia noli flere Maria
  48. 🔍 37% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  49. 🔍 37% Ite in pace, alleluia (Ad Laudes)Ite in pace, alleluia (Ad Laudes)
  50. 🔍 36% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  51. 🔍 36% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  52. 🔍 36% Alleluia. (Sat. P. T. at Lauds)Alleluia. (Sat. P. T. at Lauds)
  53. 🔍 36% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  54. 🔍 36% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  55. 🔍 36% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  56. 🔍 35% Ita Missa Est...AlleluiaIta Missa Est...Alleluia
  57. 🔍 35% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  58. 🔍 35% Notum fecitNotum fecit
  59. 🔍 35% Alleluia. (Wednesday P. T. at Lauds II)Alleluia. (Wednesday P. T. at Lauds II)
  60. 🔍 35% Amplificatus est (T.P.)Amplificatus est (T.P.)
  61. 🔍 35% Salus et gloria - mode IVSalus et gloria - mode IV
  62. 🔍 35% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  63. 🔍 35% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  64. 🔍 35% Exsurgat DeusExsurgat Deus
  65. 🔍 35% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)