Format	Domain	Level	Comments
CHAT	Audiovisual Annotation Annotations of audiovisual sources, usually including a basic rendering of the spoken content (transcription) and, sometimes, further annotation.	recommended
FLAC	Audiovisual Source Language Data Audio or video recordings providing spoken/multimodal or signed language data for research purposes.	recommended
PDF	Documentation Unstructured documentation of the resource and its parts such as corpus or annotation guidelines.	acceptable
PDF	Textual Source Language Data Written unstructured/plain text or originally structured text (e.g. HTML), without linguistic or other mark-up added for research purposes.	acceptable
PDF/A-2	Documentation Unstructured documentation of the resource and its parts such as corpus or annotation guidelines.	acceptable
PDF/A-2	Textual Source Language Data Written unstructured/plain text or originally structured text (e.g. HTML), without linguistic or other mark-up added for research purposes.	acceptable
PDF/A-3	Documentation Unstructured documentation of the resource and its parts such as corpus or annotation guidelines.	acceptable
PDF/A-3	Textual Source Language Data Written unstructured/plain text or originally structured text (e.g. HTML), without linguistic or other mark-up added for research purposes.	acceptable
plainText	Textual Source Language Data Written unstructured/plain text or originally structured text (e.g. HTML), without linguistic or other mark-up added for research purposes.	recommended
WAVE	Audiovisual Source Language Data Audio or video recordings providing spoken/multimodal or signed language data for research purposes.	recommended