Sampler - Visualization dashboard for any shell command.
WTFUtil - The personal information dashboard for your terminal.
mtm - Perhaps the smallest useful terminal multiplexer in the world.
termui - Fully-customizable terminal dashboard and widget library in Go.
byobu - Byobu is a GPLv3 open source text-based window manager and terminal multiplexer.
Jira - The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.