waybackpack : Waybackpack is a command-line tool that lets you download the entire Wayback Machine archive for a given URL.
Colly : Colly is a Go framework that provides a clean interface to write any kind of crawler/scraper/spider
With Colly you can easily extract structured data ...
Browsh : Browsh is a fully-modern text-based browser. It renders anything that a modern browser can; HTML5, CSS3, JS, video and even WebGL. Its main purpose is...
PURLs are persistent URLs, they provide permanent addresses for resources on the web.