Eleventy (Website)
Eleventy is a simple static site generator. It can transform a directory of templates of varying types into HTML. Eleventy works with HTML, Markdown, JavaScript, Liquid, Nunjucks, Handlebars, Mustache, EJS, Haml, and Pug. Examples of sites built with Eleventy are available.
Scapy (GitHub Repo)
Scapy is a Python-based interactive packet manipulation program and library. It can forge or decode packets from a wide range of protocols, match requests and replies, and send, capture, read, or store requests using pcap files. Scapy can handle most standard tasks like scanning, tracerouting, probing, unit tests, and more.