Grafana - Data visualization & Monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases
HexChat - HexChat is a fork of XChat with bug fixes and new features.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
irssi - Irssi is a terminal based IRC client for UNIX systems.
Prometheus - An open-source systems monitoring and alerting toolkit.
Kiwi IRC - A hand-crafted IRC client that you can enjoy. Designed to be used easily and freely.