Big Data: 70 Incredible Free Data Sources You Need to Know by 2023

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Big Data: 70 Incredible Free Data

 Sources You Need to Know by 2023

All great data visualization starts with good, clean data. Most people think that collecting big data is going to be hard work, but that's simply not true. Thousands of free datasets are available on the site, ready for analysis and viewing by any user. Here we've compiled 70 free data sources for 2020 on government, crime, healthcare, financial and economic data, marketing and social media, journalism and media, real estate, directory, business overview, and more.

Free Data Source: Government

1. Data.gov: This is the first step in which the US government provides climate and crime information online for free.
2. Data.gov.uk: Here are datasets from all UK central departments as well as many other local and government bodies. It serves as a portal for all kinds of information about everything, including business and economics, crime and justice, defense, education, the environment, government, healthcare, society, and transportation.
3. US Census Bureau: This site contains the latest government statistics on the lives of American citizens, including population, economy, education, geography, and more.
4. CIA World Factbook: data for all countries of the world; focuses on issues of history, government, population, economy, energy, geography, communications, transportation, military and multinational corporations for 267 countries.
5. Socrata: Socrata is a mission-driven software company that is another great place to explore government data with some built-in visualization tools. Your data as a service has been accepted by over 1,200 government agencies for open data, performance management, and data-driven governance.
6. European Union Open Data Portal: The European Union Open Data Portal: is the single point of access to a growing range of data from European Union institutions and other bodies. Data augmentation includes economic development within the EU and transparency within EU institutions, including geographic, geopolitical, and financial data, statistics, election results, legal acts, and data on crime, health, environment, transport, and scientific research. They can be reused across different databases and reports. And yet, various digital formats are available from EU institutions and other EU bodies. The portal provides a standardized catalog, list of applications, and web tools that reuse this data,
7. Canadian Open Data is a pilot project with a wealth of government and geospatial data. It will help you understand how the Government of Canada is creating greater transparency, and accountability, increasing citizen participation, and driving innovation and economic opportunity through open data, open information, and open dialogue.
8. Datacatalogs.org: Offers open data from the US government, EU, Canada, CKAN, and more.
9. US National Center for Education Statistics(NCES): is the primary federal agency for the collection and analysis of data relating to education in the US/other countries.
10. 10 TheThe UK Data Service includes major UK government-sponsored, surveys, transnational surveys, longitudinal surveys, UK census data, international statistics, trade data, and qualitative data.

Free data source: Crime

1. Uniform Crime Reporting: The UCR program has become a starting point for law enforcement, students, investigators, members of the media, and the public seeking information about crime in the United States.
2. FBI Crime Statistics: Statistical reports and publications on crime statistics that detail specific crimes and outline trends in understanding crime threats at the local and national levels.
3. Bureau of Justice Statistics: Information on everything related to the U.S. criminal justice system, including arrest-related deaths, prison censuses, the National Forensic DNA Laboratories Survey, Law Enforcement Agency Investigations, and more.
4. NHS Health and Social Care Information Center: The National Search for Sex Offenders is an unprecedented public safety resource that provides the public with access to data on sex offenders nationwide. It represents the latest information provided by each jurisdiction.

Free data source: health

1. US Food and Drug Administration: Here you will find a compressed data file from the Drugs@FDA database. Drugs @ FDA is updated daily and this data file is updated once a week on Tuesday.
2. UNICEF: UNICEF collects data on the situation of children and women around the world. The datasets include accurate, nationally representative data from household surveys and other sources.
3. World Health Organization: Nutrition, disease, and health statistics in over 150 countries.
4. Healthdata.gov: 125 years of US health data, including health care claims, epidemiology, and population statistics.
5. NHS Health and Human Services Clearinghouse: Health datasets from the UK National Health Service. The organization produces over 260 official and national statistical publications. This includes national comparative data for secondary use derived from long episode statistics in hospitals, which can help local decision-makers improve the quality and effectiveness of first aid.

Free data source: financial and economic data

1. World Bank Open Data: Education statistics on everything from finance to service delivery indicators.
2. IMF economic data: An incredibly useful source of information, including global financial stability reports, regional economic reports, international financial statistics, exchange rates, business direction, and more.
3. UN Comtrade Database: Free access to detailed world trade data with visualizations. UN Comtrade is the repository of official international trade statistics and related analytical tables. All data can be accessed through the API.
4. Global Financial Data: With data from over 60,000 companies spanning 300 years, Global Financial Data provides a unique, one-stop source for analyzing the turn of the world economy.
5. Google Finance: Real-time stock quotes and charts, financial news, currency conversions, or tracked portfolios.
6. Google Public Data Explorer: Provides public data and forecasts from various international organizations and academic institutions, including the World Bank, OECD, Eurostat, and the University of Denver. They can be displayed as line charts, histograms, section charts, or maps.
7. 7 UnitedUnited States Bureau of Economic analysisAnalysis: official U.S. industry and macroeconomic statistics, primarily reports on the U.S. gross domestic product (GDP) and its various units. They also provide information on personal income, corporate income, and government spending in their National Income and Product Accounts (NIPA).
8. Finder Financial Data Finder at OSU  Numerous links to everything related to finance, no matter how obscure, including online world development indicators, World Bank open data, global financial data, International Monetary Fund statistical databases, and EMIS Intelligence 
9. National Bureau of Economic Research: macro data, industry data, productivity data, trade data, international finance, data, and more.
10. U.S. Securities and Exchange Commission: quarterly datasets resulting from exposure to corporate financial reports submitted to the Commission
11. 11 EconomiEconomic Visualization: Visualization of economic data.
12. 12 FinancialFinancial Times: The Financial Times provides a wide range of info, motion, news, and services to the global business community.

Free Data Source: Marketing and Social Media

1. Amazon API: Browse Amazon Web Services public datasets by category for tons of information. Amazon API Gateway allows developers to securely connect web and mobile applications to APIs running on Amazon Web (AWS) Lambda, Amazon EC2, or other public web services hosted outside of AWS.
2. American Society of Travel Agents: ASTA is the world's largest association of travel professionals. Provides information to members, including travel agencies and the companies whose products they sell, such as tours, cruises, hotels, car rentals, etc.
3. Social Mention : Social Mention es una plataforma de búsqueda y analisis de redes sociales que agrega contenido generado por los usuarios de todo el universo en un solo flujo de información.
4. Google Trends: Google Trends shows the frequency of entering certain search terms in multiple languages ​​about the total number of searches worldwide.
5. Facebook API: Learn how to post and retrieve Facebook data using the Graph API.
6. Twitter API: The Twitter platform connects your website or application to the global conversation that takes place on Twitter.
7. Instagram API: The Instagram API platform can be used to build high-quality, authentic, human apps and services.
8. Foursquare API: The Foursquare API gives you access to our world-class database of places and the ability to interact with Foursquare users and merchants.
9. HubSpot: A large repository of marketing data. You can find the latest statistical and marketing trends here. It also provides tools for social media marketing, content management, web analytics, landing pages, and search engine optimization.
10. Moz  SEO information including keyword research, link building, site audits, and page optimization information to help businesses better understand their search engine rankings and learn how to improve them
11. Content Marketing Institute: Latest news, research, and research in content marketing.

Free Data Source: Journalism and Media

1. The New York Times Developer Network - Search Times articles from 1851 to the present, extracting titles, summaries, and links to related media. You can also search for book reviews, New York event listings, movie reviews, top stories, and more.
2. Associated Press API: The AP Content API allows you to search and download content using your own editing tools without visiting the AP portals. Provides access to AP member and third-party-ownedworld-class, images and videos produced by AP and selected by third parties.
3. Google Ngram Viewer: an online search engine that records the frequencies of any set of search strings, separated by commas, using the annual number of n-grams found in printed sources between 1500 and 2008 in the Google text corpus.
4. Wikipedia Database: Wikipedia offers free copies of all available content to interested users.
5. FiveThirtyEight: This is a website that focuses on the analysis of opinion polls, and political, economic, and sports blogs. The data and code on Github are at the heart of FiveThirtyEight's story and interaction.
6. Google Scholar: Google Scholar is a free web search engine that indexes the full text or metadata of academic literature in a variety of publishing formats and disciplines. Includes most of the online peer-reviewed journals and books, conference proceedings, abstracts and dissertations, preprints, abstracts, technical reports, and other academic literature, including court opinions and patents.

Free Data Source: Real Estate

1. Castles is a successful independent private agency. Founded in 1981, they offer a comprehensive service that includes home sales, rentals, and administration, as well as surveys and assessments.
2. Realestate.com: RealEstate.com is the best resource for first-time homebuyers, offering easy-to-understand tools and expert advice at every step of the process.
3. Gumtree: Gumtree is the UK's first free classifieds site. Buying and selling items, cars, and property, and finding or offering a job in your area are available on the website.
4. James Hayward: Provides an innovative approach to databases for sales, rentals, and housing management.
5. Lifull Home: a Japanese real estate website.
6. Immobiliare.it: Italian real estate website.
7. Subito: Italian real estate website.
8. Immoweb: Belgium's leading real estate website.

Free Data Source: Business Directory and Overview

1. LinkedIn: LinkedIn is a business and employment-focused social networking service that operates through websites and mobile apps. It has 500 million members in 200 countries and you can find a business directory here.
2. OpenCorporates: OpenCorporates is the world's largest open database of companies and company data, with over 100 million companies in a similar number of jurisdictions. Our main goal is to make business information more accessible and more accessible for the public good, especially to address the problem of businesses, being used for criminal or anti-social purposes, such as corruption, money laundering, and, organized crime.
3. Yellow Pages: The ultimate source to find and connect with local plumbers, maintenance personnel, mechanics, lawyers, dentists, and more.
4. Craigslist: Craigslist is an American classifieds site with sections for jobs, housing, dating, for sale, wanted items, services, community, gigs, resumes, and discussion boards.
5. GAF Master Elite Contractor: Founded in 1886, GAF has become the largest commercial and residential roofing manufacturer in North America (Source: Fredonia Group research). Our success in growing the company's sales to nearly $3 billion is the result of our relentless pursuit of quality, combined with industry-leading expertise and total roofing solutions. Jim Schnepper is President of GAF, a subsidiary of Standard Industries. If you want to protect the things you value most, these are just a few of the reasons why we think you should choose GAF.
6. CertainTeed: Here you can find contractors, remodelers, installers, or builders in the US and Canada for your residential or commercial project.
7. Companies in California: All information about companies in California.
8. Manta: Manta is one of the largest online resources for products, services, and educational opportunities. The Manta Directory has millions of unique visitors each month who search its extensive database of individual companies, industry segments, and specific geographic listings.
9. EU-Startups: A directory of startups in the EU.
10. Kansas Bar Association: A Lawyer's Handbook. The Kansas Bar Association (KBA) was founded in 1882 as a voluntary association for legal professionals and has over 7,000 members, including attorneys, judges, law students, and lawyers.

Free data source: Other portal sites

1. Capterra: A directory of business programs and reviews.
2. Monster: data source for jobs and career opportunities.
3. Glassdoor: Jobs directory and company insider information with employee reviews, personalized pay tools, and more
4. Scheme of a good garage: a guide to car service, MOT, or car service
5. OSMOZ: Information about flavors.
6. Octoparse: A free data extraction tool to collect all the web data mentioned above on the internet.
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