Rainglow Color Themes - 320+ color themes for a variety of editors and software.
adminMongo - An open source admin user interface for your MongoDB
Slack Themes - Make your Slack pretty with custom themes
JawsDB - Fast, reliable, no-bullshark MySQL as a service
eM Client - eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.
MongoLab - MongoLab is a fully managed MongoDB Database-as-a-Service platform that automates the operational aspects of running MongoDB in the cloud.