| ID | Title  | Author | Mode | Number of associated texts | Number of associated records |
|---|---|---|---|---|---|
| 90 | In hoc festo domino Iam Christus ab inferis | Anonymous | D | 3 | 5 |
| 323 | In matutinis patris sapientia In matutinis patris sapiencia | Heinrich von Meißen - Frauenlob | 0 | 0 | |
| 194 | In natali domini | Anonymous | 1 | 0 | |
| 372 | In natali summi regis | Anonymous | D | 1 | 0 |
| 199 | Insignis infantule | Anonymous | 0 | 0 | |
| 392 | Instat tempus gratiae Instat tempus gracie | Anonymous | F | 0 | 1 |
| 174 | Inter natos mulierum | Anonymous | 3 | 0 | |
| 360 | Intonent hodie voces ecclesiae | Anonymous | D | 1 | 0 |
| 170 | Ioannes postquam senuit Johannes postquam senuit, Iohannes postquam senuit | Anonymous | C | 1 | 2 |
| 285 | Ježíš náš spasitel | Anonymous | C | 1 | 0 |
| 224 | Jezu Kriste králi pane zmilelý Ihesu Criste krali pane smyleli | Anonymous | F | 1 | 0 |
| 146 | Jezu Kriste ščedrý kněže Ihesu Criste sczedri knyeze, Jezu Kriste štědrý kněže | Anonymous | F | 1 | 8 |
| 280 | Jižť mne všě radost ostává Závišova píseň | Záviš (Zawisse) | E | 1 | 0 |
| 317 | Jour à jour | Anonymous | C | 2 | 0 |
| 207 | Kateřino panno čistá (Rozenplut 1601) Catharinae solennia, Catharinae solemnia | Anonymous | F | 0 | 0 |
| 214 | Králi slavný Kriste dobrý Rex gloriae Christe pie | Anonymous | D | 2 | 2 |
| 225 | Křesťané z hřiechóv povstaňme Kriestyane z hrziechow powstanme | Anonymous | C | 1 | 0 |
| 246 | Kriste jenž jsi světlem (Christe qui lux es) | Anonymous | D | 1 | 0 |
| 232 | Kristóv život znamenajme Kristow zywot znamenayme | Anonymous | D | 1 | 0 |
| 229 | Kristovoť jest ustavenie Cristovot gest ustawenye | Anonymous | D | 1 | 0 |
