Proud for Mac - Break down tasks & boost your productivity
Prompt - Prompt provides fully-integrated writing education solutions, combining instruction, curriculum, and feedback. We support educational institutions, companies, and individuals.
Worklog - Track tasks in your browser with your favorite time tracker
nodo - Manage your daily tasks in the command line
doo - A smart, simple app for reminders and to-dos
Commandline Challenge - Test your command line skills