Jet Admin - Build business apps really fast
Elisi - Elisi – Digital Bullet Journal app allows the user to track their week by making plans and to-do lists.
Retool - Build custom internal tools in minutes.
goalmap - A brand new goal-setting app
Appsmith - Appsmith is an open source web framework for building internal tools, admin panels, dashboards, and workflows.
HabitMinder - Change your habits, change your life! Your healthy habit reminder and tracker.