Reddit List - Tracking the top 5000 subreddits
Resoomer - Resoomer is a software and online tool for text summary: it allows you to summarize and analyze your articles by taking up the important concepts
Upvoted - A news publication by reddit
SMMRY - Summarize articles, text, websites, essays and documents for free with SMMRY.
Mailbrew - Automated email digests from Twitter, Reddit, YouTube & more
Free Summarizer - Summarize *any* text online in just a few secs. *MAGIC*