Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.
Mongoku - A neat Web-based GUI for MongoDB
Sheep - Membership and events for SMEs and nonprofits
adminMongo - An open source admin user interface for your MongoDB
DbFace - DbFace is an online database application & report building tool.
JawsDB - Fast, reliable, no-bullshark MySQL as a service