| ID | Title  | Author | Mode | Number of associated texts | Number of associated records |
|---|---|---|---|---|---|
| 283 | Homo tristis esto | Anonymous | D | 3 | 1 |
| 1 | Hospodine pomiluj ny | Anonymous | F | 1 | 3 |
| 406 | Huius sit - Quem pastores - Natus est | Anonymous | D | 1 | 0 |
| 348 | Hymnizemus Christo regi Imnisemus Christo regi; Hymnisemus Christo regi | Anonymous | E | 1 | 1 |
| 260 | Iacob scalam - Pax aeterna - Terribilis Iacob scalam - Pax eterna - Terribilis | Petrus Wilhelmi de Grudencz | A | 3 | 0 |
| 158 | Iam adest dies iubileus | Anonymous | 1 | 1 | |
| 306 | Iam legatur caelitus Iam legatur celitus | Anonymous | D | 1 | 0 |
| 64 | Iam praestolantes gloriam Iam prestolantes gloriam | Anonymous | 1 | 4 | |
| 89 | Iesu dulcis mater bona | Anonymous | 2 | 4 | |
| 91 | Iesu mater deica | Anonymous | 1 | 1 | |
| 154 | Iesus Christus nostra salus | Anonymous | D | 3 | 8 |
| 88 | Illustratam venustate | Anonymous | D | 2 | 2 |
| 9 | Imber nunc caelitus Imber nunc celitus; Ymber nunc celitus | Anonymous | F | 5 | 5 |
| 92 | Imperatrix egregia salus | Anonymous | 1 | 2 | |
| 119 | Imperatrix egregia virgo | Anonymous | 0 | 0 | |
| 86 | Imperatrix gloriosa plena (CZ-Pn XII F 14) | Anonymous | 2 | 5 | |
| 87 | Imperatrix gloriosa plena (CZ-Pn XIII A 2) | Anonymous | 1 | 0 | |
| 25 | In auro fulvo | Anonymous | 0 | 0 | |
| 62 | In festivitate huius diei | Anonymous | 1 | 1 | |
| 46 | In hoc anni circulo | Anonymous | D | 2 | 4 |
