DWGFREE - DWGFREE is an online platform that comes with a comprehensive collection of CAD blocks that can be downloaded without the need for registration.
Refined GitHub - Browser extension that makes GitHub cleaner & more powerful
CADMAPPER - Instant CAD files for any location on earth
GitZip - Download or create a download link for a GitHub project folder/sub-folder or file.
MAPACAD - MAPACAD is an online website that is providing leverage to designers and architectures to have the ability to download CAD map cities that can be directly used in their projects.
GitHub Hovercard - GitHub Hovercard provides neat hovercards for GitHub.