The CSTS API implements the CCSDS Cross Support Transfer Service (CSTS) Specification Framework. It serves as a foundation to implement CSTSs. More documentation is available in the doc folder. Two Issues are supported, Issue 1 and Issue 2: https://public.ccsds.org/Pubs/921x1b2e1.pdf https://public.ccsds.org/Pubs/921x1b1s.pdf