chasquidchasquid is an SMTP (email) server.
It aims to be easy to configure and maintain for a small mail server, at the expense of flexibility and functionality.
libfiulibfiu is a C library for fault injection. It provides functions to mark "points of failure" inside your code (the "core API"), and functions to enable/disable the failure of those points (the "control API").
dnssdnss is a daemon for using DNS over HTTPS.
It can act as a proxy (the most common use case), and as a server (in case you want end to end control).
kxdkxd is a key exchange daemon, which serves blobs of data (keys) over https.
It can be used to get keys remotely instead of using local storage. The main use case is to get keys to open dm-crypt devices automatically, without having to store them on the local machine.
remoteu2fremoteu2f is a project that enables the use of a FIDO U2F security key remotely, through a lightly-trusted proxy.
It is useful mainly to use as a second factor authentication for ssh and sudo-over-ssh.
git-arrgit-arr is a git repository browser that can generate static HTML instead of having to run dynamically. It is smaller, with less features and a different set of tradeoffs than other similar software, but it can be useful if you want to generate static HTML at the expense of features.
libjioA transaction-oriented library to perform journaled I/O in a threadsafe and atomic way, with fast crash recovery; provides a very simple UNIX-like API besides a more low-level transaction-oriented one.
MiscellaneousMore projects can be found in the git repositories.
Other miscellaneous things with their own pages: