| ID | Title  | Author | Language | Number of records | Number of melodies |
|---|---|---|---|---|---|
| 419 | Alle- domina flos virginalis | Anonymous | Latin | 1 | 1 |
| 803 | Alleluia Post partum virgo | Anonymous | Latin | 0 | 1 |
| 728 | Alma mater Domini | Anonymous | Latin | 0 | 0 |
| 280 | Almi tonantis nobilis | Anonymous | Latin | 0 | 0 |
| 626 | Als dy sonne durchdringt das glaß | Anonymous | German | 0 | 0 |
| 869 | Altitonanti cantica | Anonymous | Latin | 0 | 1 |
| 388 | Alto tono personet | Jan Jenštejn | Latin | 0 | 0 |
| 949 | Amabilis puella | Anonymous | Latin | 0 | 0 |
| 360 | Amor patris et filii | Anonymous | Latin | 0 | 0 |
| 847 | Andělíku rozkochaný | Anonymous | Czech | 1 | 1 |
| 431 | Angelica Christi turma | Anonymous | Latin | 1 | 0 |
| 119 | Angelus ad virginem Christi destinatur Angelus ad virginem Cristi destinatur | Anonymous | Latin | 5 | 1 |
| 81 | Angelus ad virginem subintrans | Anonymous | Latin | 2 | 0 |
| 939 | Anjelé radost jměli - Eja panna počala - Nyní všickni | Anonymous | Czech | 0 | 1 |
| 716 | Anni novi novitas | Anonymous | Latin | 0 | 1 |
| 710 | Anni sunt primitiae | Anonymous | Latin | 0 | 0 |
| 905 | Anno milleno | Anonymous | Czech | 1 | 1 |
| 756 | Archangelus immensus mundi Dominus | Anonymous | Latin | 0 | 0 |
| 872 | Arida virgo mices | Anonymous | Latin | 0 | 1 |
| 262 | Ascendit Christus hodie | Anonymous | Latin | 0 | 2 |
