Jiffy Reader - Jiffy Reader is a browser extension that allows you to read any website faster.
Lookmark - Track updates from the apps you've bookmarked on iTunes
Short - The reading list for busy people
Save This! - "Save to Facebook" bookmarklet for any URL on the web.
Votum for Slack - Crowdsourced lists with upvotes, inside Slack
Alfread - Actually read articles saved for later