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Reference sources and tools online   Tags: featured, internet, massachusetts, online, reference, resources, technology  

Last Updated: Sep 22, 2016 URL: Print Guide RSS Updates

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This LibGuide is a collaboration of reference librarians across Massachusetts. This guide brings together free internet reference sources. This list is constantly growing and changing, and relies on its users to keep it robust and relevant. Please use the forms on this site, or email the guide facilitator directly to report omissions or suggest sites. Happy searching.

The Business of Reference



This is a collaboratively created resource from MLS member librarians. Herein you will find freely available online sources that have been deemed reliable by fellow librarians. Also included are tools that may be helpful in your Reference work.

General use sources

  • Google News
  • The Wayback Machine
    From Internet Archive - this is the Go-To website to recover a website as it appeared in the past.
  • Internet Archive
    Digital Library of internet sites and digital "cultural artifacts."
  • iTools
    An aggregator of search tools. Look up people, information, IP addresses, currency name it.
  • Forvo
    All the words in the world. Pronounced.

Online Instruction

  • The Khan Academy
    Short instructional videos mostly focused on math, economics and science, with a bit of test prep and humanities mixed in.
  • Code Academy
    Earn badges proving your mastery of javascript, html, css and jQuery.
  • MIT Open Courseware
    Free lecture notes, exams, and videos from MIT. No registration required.
  • Udacity
    Free online learning through problem solving, focusing on IT and science.
  • Class Central
    Directory of free online courses offered by Stanford Coursera, MITx, Harvardx, Berkleyx and Udacity.
  • Coursera
    Coursera provides universal access to the world’s best education, partnering with top universities and organizations to offer courses online. Now offering certificates for a fee.

Presentation and teaching tools

  • Awesome Screenshot
    Capture, annotate and share screenshots. This is a browser plugin for Firefox, Chrome or Safari.

Guide facilitator

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Anna Popp

Politics & elections

    This site tracks the influence of money on US politics.
  • Follow the Money
    A non-profit, non-partisan organization investigating the influence of money on politics.

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