Votum for Slack - Crowdsourced lists with upvotes, inside Slack
BeeLine reader - Read faster with this visual hack.
Must-Read for Slack - Build controllable must-read lists for your team in Slack.
iReadFast - iReadfast is a text reading program which lets you read and comprehend text much faster by...
Corpus - Curate, take notes and share your reading list
7 Speed Reading - Learn to read 3x faster