metascraper
A library to easily scrape metadata from an article on the web using Open Graph, JSON+LD, regular HTML metadata, and series of fallbacks.
link-preview-info
A JavaScript module that extracts information from HTTP/HTTPS to preview links.
remark-defsplit
remark plugin to change links and images to references with separate definitions
oust
Extract URLs to stylesheets, scripts, links, images or HTML imports from HTML