SourceForge - The Complete Open-Source and Business Software Platform.
Rainglow Color Themes - 320+ color themes for a variety of editors and software.
Freecode - Freecode (formerly known as Freshmeat) is one of the legit open source development platforms that will be the key for developers and programmers to have a streamlined process via having enhanced collaboration and coding leverages.
Themer - Personalize themes for your terminal/editor/wallpaper/slack
openDesktop.org - The website openDesktop.
Lip Gloss - Design terminal user interfaces