The following list is meant to help you with your own research, by offering links to respectable information sources on the web, available free of charge. Inclusion on the list doesn't automatically mean the absolute truth is on these websites, so always be critical and compare information between different sources.
Wikipedia, the free encyclopedia
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Wikipedia:Reliable sources/Perennial sources
This is a non-exhaustive list of sources whose reliability and use on Wikipedia are frequently discussed. This list summarizes prior consensus and consolidates links to the most in-depth and recent discussions from the reliable sources noticeboard and elsewhere on Wikipedia.
Research Guides: List of APIs for Scholarly Resources: Other Data APIs
A list of commonly used scholarly resources API
Wikipedia Is Battling for the Soul of the Internet
The internet’s largest stockpile of free knowledge is under threat from MAGA, A.I. and foreign autocrats. A bibliophile ex-ambassador is here to help.
Wikipedia:Database download
Wikipedia offers free copies of all available content to interested users. These databases can be used for mirroring, personal use, informal backups, offline use or database queries (such as for Wikipedia:Maintenance). All text content is licensed under the Creative Commons Attribution-ShareAlike 4.0 License (CC-BY-SA), and most is additionally licensed under the GNU Free Documentation License (GFDL). Images and other files are available under different terms, as detailed on their description pages. For our advice about complying with these licenses, see Wikipedia:Copyrights.
Research Guides: List of APIs for Scholarly Resources: Web of Science API
A list of commonly used scholarly resources API
Research Guides: List of APIs for Scholarly Resources: Scholarly Metadata API
A list of commonly used scholarly resources API
The Cypherpunk Library
A personal collection of good public-domain reads. Free to read, free to keep.
Erika's quick-start guide to research nonprofits
You do NOT need permission from a university to do research (!!)
WEB RESOURCES
Want to make your own website but not sure where to start? Here's a regularly updated directory of the resources I used to build mine, and links I find helpful.
The best free cultural & educational media on the web - Open Culture
Your guide to FREE educational media. Find thousands of free online courses, audio books, textbooks, eBooks, language lessons, movies and more.
Media Bias/Fact Check News
We are the most comprehensive media bias resource on the internet. There are currently 3900+ media sources listed in our database and growing every day.
LibGuides: APIs for Scholarly Resources: CEU Library APIs
LibGuides: Open Access Publishing : OA Journals, Books and Repositories
This guide provides guidance in open access scholarly publishing for researchers in all disciplines.
Wikidata
the free knowledge base with 120,900,955 data entities that anyone can edit.