GNU libidn is an implementation of the Stringprep, Punycode and IDNA specifications defined by the IETF Internationalized Domain Names (IDN) working group, used for internationalized domain names.
libnet is high-level API (toolkit) allowing the application programmer to construct and inject network packets. It provides a portable and simplified interface for low-level network packet shaping, handling and injection.
libspf and libspf2 are
two implementations of the SPF (Sender Policy Framework) specification
for SMTP email. The compat-libspf2 package can be installed at the same time as the libspf2
packages and provides for compatibility with applications built against the older version of the library.
libssh2 is a library implementing the SSH2 protocol as defined by Internet Drafts: SECSH-TRANS, SECSH-USERAUTH, SECSH-CONNECTION, SECSH-ARCH, SECSH-FILEXFER, SECSH-DHGEX, SECSH-NUMBERS, and SECSH-PUBLICKEY.
Paul Howarth <paul@city-fan.org>