i3 - A dynamic tiling window manager designed for X11, inspired by wmii, and written in C.

NWEA Assessments - NWEA Assessments creates a personalized assessment experience by adapting to each student's learning level.

awesome - A dynamic window manager for the X Window System developed in the C and Lua programming languages.

Canvas by Instructure - The Canvas LMS is the world's fastest growing learning management system. Check out favorite features and schedule a live demo!

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.

ExamView Assessment Suite - ExamView lets you can create assignments, launch classroom assessment questions and collect real-time responses to evaluate student performance.