Pocket - When you find something you want to view later, put it in Pocket.
Must-Read for Slack - Build controllable must-read lists for your team in Slack.
Instapaper - Instapaper is a simple tool to save web pages for reading later.
Readapt - Designed for those with reading challenges like dyslexia and poor vision.
Keep Everything - Light & Fast Web Archiver for iOS, OS X.
Desklamp - A PDF reader that makes reading productive and enjoyable.