Beats - Beats is the platform for single-purpose data shippers that is installed as lightweight agents and send data to machines to Logstash or Elasticsearch.
Commandline Challenge - Test your command line skills
Riemann - Container Monitoring
Prompt - Prompt provides fully-integrated writing education solutions, combining instruction, curriculum, and feedback. We support educational institutions, companies, and individuals.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Cwiki - A Command line interface for searching Wikipedia!