Git Webhooks is a simple REST API server that parses the incoming JSON data and executes predifined actions based on configured rules. I use it to trigger specific builds on my Jenkins server that are based on published tags.
LetsProxy is an Nginx server acting as a reverse proxy with SSL termination using Lets Encrypt certificates. It is an open source project that is freely available on my GitHub account. I use it as a loadbalancer that routs traffic into my kubernetes cluster that server my/customers websites.
Blackboard.Ninja is a platform to simplify learning of different subjects/topics. I am architecting it in a way that the learning material can be prepared in a form of a simple json file hosted on anyones GitHub account. Anyone can then share learning material to the public or privatly for a small fee to a group of preselected users.