Rainglow Color Themes - 320+ color themes for a variety of editors and software.
Fig - Fast, isolated development environments using Docker.
Slack Themes - Make your Slack pretty with custom themes
Teleconsole - Teleconsole is a free service to share your terminal session with people you trust.
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.
Shell Notebook - MacOS Terminal, reimagined