You can open raw images from your digital camera directly into Affinity Photo 2. In doing so, you'll be able to process the unprocessed image, deciding for yourself how your image is to be developed.
For a comprehensive up-to-date list of RAW file support, please see the following links:
Processing raw images is carried out exclusively within Affinity Photo 2's Develop Persona. Once you commit to how you want to your image to be developed, the image can then be worked on in other Personas.
The raw image is loaded into Develop Persona for processing.