# EVE Frontier test bed yields CORTAO, an open-source ambient occlusion technique from Fenris Creations

In Brief:On Nov. 12, 2026, Fenris Creations released CORTAO (Circular Occluder Ray-Traced Ambient Occlusion), a rendering technique it has made open source.Senior Rendering Engineer Daniel Isheden built it. Developers can get it through the Carbon engine or from a standalone GitHub repository under

| Fact | Value |
| --- | --- |
| Published | 13 November 2026 |

Source: https://egamers.io/eve-frontier-test-bed-yields-cortao-an-open-source-ambient-occlusion-technique-from-fenris-creations/