This page is a list of other websites (projects) that are either open source or commercial, offering big data tools for markets.  Market focus is Stocks, Crypto, FX, and OTC.

What is the best stock market data API?

After reviewing over 78 stock market data APIs, we found these 9 APIs to be the very best and worth mentioning: 

11 of The Best AI Sentiment Analysis Tools

Discover these best sentiment analysis tools, which are easy to use, out-of-the-box solutions. Want to build your own social media sentiment analysis tools in Python? You’ll need to be well-versed in Python and natural language processing (NLP) first.

  1. MonkeyLearn | No-code tool that monitors sentiment on social media
  2. Lexalytics | Flexible natural language processing APIs
  3. Brandwatch | Social media monitoring and analytics
  4. Social Searcher | Sentiment analysis for social media
  5. MeaningCloud | Multilingual sentiment analysis
  6. Talkwalker's Quick Search | Social media search engine
  7. Rosette | API for sentiment analysis in 30 languages
  8. Repustate | Customizable API for sentiment analysis
  9. Clarabridge | Sentiment analysis on audio data
  10. Aylien | Simple News API for sentiment analysis
  11. Social Mention | Free social media sentiment analysis

Paid services - interesting  spiking 

News Aggregator

Crypto tools 

Project tracker (Crypto Commits)   

Paid services  Private Companies 

Crypto data & API theice

Useful trading platforms 

Sites that use Stock Twits API 

List Articles 

Features we are looking for

Influence (Social Media) - Heatmap - Analysis / Indicators -


CryptoCompare features 'influence' tab which is very detailed.

Keywords - Perhaps we are not searching for what we want by using the wrong combination of keywords

markets stocks crypto social media influence semantic web dashboard free app website portal open source api twitter

Short Data sites 

Total Put Call Ratio$CPC 

(Research Tree):

Short interest for stocks listed on Stock Exchanges: [ NASDAQ ] [ NYSE ] [ AMEX ] [ OTCBB ] [ Pink Sheets ]