Libervia PubSub is a XMPP PubSub service component (XEP-0060). It provides special features necessary for "Libervia", but it can also be used for any other XMPP project.

Dante is a circuit-level firewall/proxy that can be used to provide convenient and secure network connectivity to a wide range of hosts while requiring only the server Dante runs on to have external network connectivity.

Tlog is a terminal I/O recording and playback package suitable for implementing centralized user session recording. Recorded data is sent to a logging service. Both the standard syslog and journald interfaces are supported. The recorded data is in JSON allowing storage in ElasticSearch where it can be searched, queried and played back.

pg_similarity is an extension to support similarity queries on PostgreSQL. The extension consists of:

Google Optimization Tools (a.k.a., OR-Tools) is an open-source, fast and portable software suite for solving combinatorial optimization problems.

prr is a tool that brings mailing list style code reviews to Github PRs. This means offline reviews and inline comments, more or less.