I run https://www.usertrack.net, a self-hosted analytics platform.

The tech stack of the product itself:

Frontend: TypeScript, ReactJS, Parcel and GulpJS for building and deploying

Backend: Apache, PHP, MySQL

The tech stack for distributing the project:

- A licensing server written in Node.JS, running on a VPS

- GitHub repo to host the integrity hashes of the product (for extra security)

- LAMP VPS for the landing page, Cloudflare CDN on top

- Payment provided through Paddle.com