cdnjs is a free distributed JS library delivery service.
GitLab is a web-based DevOps lifecycle tool that provides a Git-repository manager providing wiki, issue-tracking and continuous integration and deployment pipeline features, using an open-source license.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Particles.js is a JavaScript library for creating particles.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.