Standup Bot - An easy to use bot that automates your team’s standups, check-ins or any kind of recurring status update meetings, without breaking the bank.
i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.
Tatsu - Standup meetings for remote teams.
dwm - dwm is a dynamic window manager for X. It manages windows in tiled, monocle and floating layouts. All of the layouts can be applied dynamically, optimising the environment for the application in use and the task performed.
Slack Manager - Standup meetings in Slack
Openbox - Openbox is a highly configurable, next generation window manager with extensive standards support.