Apache is a free and open-source cross-platform web server software.
D3 based reusable chart library
Cloudinary is an end-to-end image- and video-management solution for websites and mobile apps, covering everything from image and video uploads, storage, manipulations, optimisations to delivery.
Debian is a Linux software which is a free open-source software.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
Next.js is a React framework for developing single page Javascript applications.