Jiffy Reader - Jiffy Reader is a browser extension that allows you to read any website faster.
Pocket - When you find something you want to view later, put it in Pocket.
Short - The reading list for busy people
Instapaper - Instapaper is a simple tool to save web pages for reading later.
Votum for Slack - Crowdsourced lists with upvotes, inside Slack
Keep Everything - Light & Fast Web Archiver for iOS, OS X.