Jet Admin - Build business apps really fast
adminMongo - An open source admin user interface for your MongoDB
Retool - Build custom internal tools in minutes.
Stacks Accelerator - $50k Investment + 3 Month Program for Web 3.0 Startups
Appsmith - Appsmith is an open source web framework for building internal tools, admin panels, dashboards, and workflows.
Mongoku - A neat Web-based GUI for MongoDB