Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.

Discourse is an open-source internet forum and mailing list management software application.

A multi-dimensional charting library built to work natively with crossfilter and rendered using d3.js

Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.

Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.

D3 based reusable chart library

Render is a cloud computing platform that provides a wide range of services, including web hosting, cloud computing, and application development. Render offers several hosting options, including static site hosting, web application hosting, and managed databases.

Varnish is a reverse caching proxy.

GitHub Pages is a static site hosting service.

Fastly is a cloud computing services provider. Fastly's cloud platform provides a content delivery network, Internet security services, load balancing, and video & streaming services.