Search Engines
Fee-based Premium Search Engine and my personal favorite
Free and open-source metasearch engine
Very good Free and private Search Engine
Archiving
Digital library
Create a copy of a webpage that will always be up to Archive it
Command-line audio/video downloader that supports the following pallforms: https://github.com/yt-dlp/yt-dlp/blob/master/supportedsites.md
Piracy
Shadow library for books and academic texts
Torrent index
Torrent index
YouTube Clients
Private and Ad free Open source desktop YouTube client
Cross platform ad free video player for Android or dekstop. Supportet plattforms: https://plugins.grayjay.app/
lightweight and ad free Youtube client for Android