GitHub + Slack Integration - Full visibility into your GitHub projects right inside Slack
SMMRY - Summarize articles, text, websites, essays and documents for free with SMMRY.
Stack Overflow Documentation - A crowdsourced developer documentation
SummarizeBot - A blockchain-powered bot that summarizes information for you
ask-stack - Get answers from Stack Overflow directly in the Atom editor
TLDR This - Automatically summarize any article or webpage in a click.