Here is a list of all modules:
oBUFFERFlexible buffer management, idea from openssh/buffer.c
oCONTEXTA couple of context functions to catch errors and display them
oCRYPTOFunctions for symmetrical or asymmetrical encryption using NaCL
oSIGNINGED25519 signature functions
oKEYSPCP public and secret key functions
oKEYHASHUthashes of secret and public key structures
oKEYEXPORTFunctions to export and import keys in various formats
oPCPSTREAMSI/O wrapper for files or buffers
oUTILSVarious useful helper functions
oVAULTThe vault file is used to store keys and key-signatures on disk
oZ85Z85 Encoding functions