**Meaning Cloud[^7]** are text analytics enterprises. Their strength is the data analysis part rather than the monitoring of many sources. Both systems are built upon robust NLP chains. Document classification, entity extraction and aspect based sentiment analysis are performed. Sentiment Analysis is approached by means of rule-based systems based on lexicons and deep linguistic analysis, offering the possibility of custom domain adaptations. Both Lexalitics and Meaning Cloud lack a result visualization interface, limiting their outputs to Excel plugins, leaving the full analysis of the data into the user’s hands.

**Websays[^8]** monitors a wide range of sources including news, Blogs/RSS, Forums, Facebook, Twitter, LinkedIn, Instagram, Foursquare, Pinterest, Youtube, Vimeo, Reviews (Tripadvisor, Booking,...). The user is able to configure the crawling using keywords. Negative words are also allowed in order to effectively restrict the search to the desired domain. The system is able to process data in several languages, but they report to be most effective with European languages (Spanish, English, French, Italian, and Catalan). SA is performed by combining ML algorithms and human validation, so the statistical models may learn from corrected data. The user may navigate through results using a dashboard that offers multiple filtering options. Graphs, salient terms, trending 