Wayback Machine - Browse through over 150 billion web pages archived from 1996 to a few months ago.

Pocket - When you find something you want to view later, put it in Pocket.

Archive.md - archive.is allows you to create a copy of a webpage that will always be up even if the original link is down

ArchiveBox - The open-source, self-hosted internet archiving solution

Archive-It - Archive-It is a free to use web archiving service designed for the libraries and archives.

Advanced Bookmark Search - A fast offline search engine for bookmarks that supports searching operators