FTL is a generic system-level application programming library written in C++. It features a very broad abstraction of system interfaces, provides many useful generics, and has a very small compile-time overhead.
liblist provides a generic C API for manipulating and traversing doubly-linked lists. It uses opaque handles to hopefully allow a stable ABI in the future.
A flexible one time password authentication system with pluggable OTP algorithms and userstorages.