| Date | Title | Speaker |
| 26.03.2026 | Vertex and edge deletion/addition in induced hereditary classes of graphs | dr hab. Ewa Drgas-Burchardt, prof. UZ |
| 12.03.2026 | Cooperative Coloring | dr Sebastian Czerwiński |
| 22.01.2026 | On the b-chromatic number of regular graphs | dr hab. Elżbieta Sidorowicz, prof. UZ |
| 11.12.2025 | Kolorowanie grafów mieszanych | dr hab. inż. Konstanty Junosza-Szaniawski, profesor PW |
| 27.11.2025 | Relations between b-chromatic number, acyclic b-chromatic number and star b-chromatic number | prof. Iztok Peterin, Faculty of Electrical Engineering and
Computer Science, University of Maribor |
| 20.11.2025 | Weak coloring numbers of graphs | dr Sebastian Czerwiński |
| 06.11.2025 | Path degeneracy of graphs | dr Sebastian Czerwiński |
| 30.10.2025 | On the concept and results of coloring by pushing vertices | Elżbieta Turowska |
| 16.10.2025 | Measures of not being interval colourable for
digraphs | dr hab. Ewa Drgas-Burchardt, prof. UZ |