usql - Universal command-line interface for SQL databases
Tabler - Admin panel made simple
Redsmin - All-in-One GUI for Redis. Thightly crafted developer oriented, online real-time monitoring and administration service for Redis.
Jet Admin - Build business apps really fast
Errbit - The open source error catcher that's Airbrake API compliant
Forest Admin - Execute fast and at scale with no time wasted on internal tools developed in-house.