Cruip - Landing page templates for startups
Rainglow Color Themes - 320+ color themes for a variety of editors and software.
Launchaco 2.0 🦄 - Simple landing pages for your startup
Slack Themes - Make your Slack pretty with custom themes
Carrd - Simple, responsive one-page site creator.
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.