Draxlr - Get answers from your data without writing SQL queries, and share with your team and users.
Jet Admin - Build business apps really fast
MissionKontrol - A self-hosted admin panel and interface that allows you to manage your apps' data.
Retool - Build custom internal tools in minutes.
Avo - Prevent human errors when implementing analytics
Thoughtbot Administrate - Administrate is a library for Rails apps that automatically generates admin dashboards.