Any details about the backend&#x2F;implementation?<p>shameless plugs for two similar projects(open sourced both) I did a while back
1) Algorithmic Summarizer: <a href="https:&#x2F;&#x2F;github.com&#x2F;mohaps&#x2F;tldrzr" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;mohaps&#x2F;tldrzr</a> 
2) Readability Clone &#x2F; Article Body Extractor with summary, significant image and text : <a href="https:&#x2F;&#x2F;github.com&#x2F;mohaps&#x2F;xtractor" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;mohaps&#x2F;xtractor</a><p>Both are deployed on heroku and the urls are in the github readme files.