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Day 61: new resources are added every day. See what's new
Best Productivity ResourcesBy Shushant LakhyaniVerified creator

Website

Wikipedia

The free encyclopedia anyone can read and edit.

Visit WikipediaFree4.8

Built with love by Shushant Lakhyani. Building bestproductivityresources.com

Free: 1,100+ ways people make money onlineFree: 399+ ways to make money online

What is Wikipedia?

Wikipedia is a free, ad-free encyclopedia written by volunteers, with millions of articles in more than 300 languages and references for further reading. It is run by the non-profit Wikimedia Foundation, and its content is openly licensed, which makes it a fast starting point for almost any research.

Pros

  • Free with no ads
  • Huge range of topics
  • Sources listed for checking

Cons

  • Quality varies between articles
  • Should not be the only source for serious work

Who should use Wikipedia

Anyone who wants a quick, well-referenced overview of a topic before digging deeper.

Who may not need it

Researchers who need peer-reviewed primary sources only.

Wikipedia alternatives

Similar resources to Wikipedia, picked from the directory.

All Research resources

Internet Archive

Focus: digital library, wayback machine and archives. Shares research with Wikipedia. Rated 4.7 (Wikipedia: 4.8).

WebsiteFreeWeb
4.7Visit

NotebookLMEditor's pick, verified

Focus: citations, summaries and study. Shares research with Wikipedia. A web app, not a website. Freemium (Wikipedia: Free). Rated 4.6 (Wikipedia: 4.8).

Web AppFree planWeb, iOS
4.6Visit

HowStuffWorks

Focus: explainers, science and technology. Also in Learning and Reading, like Wikipedia. Rated 4.5 (Wikipedia: 4.8).

WebsiteFreeWeb
4.5Visit

Sidebar

Focus: design news, newsletter and curation. Also in Learning and Research, like Wikipedia. Rated 4.5 (Wikipedia: 4.8).

WebsiteFreeWeb
4.5Visit

MIT Deep Learning Book

Focus: deep learning, book and pdf. Also in Learning and Reading, like Wikipedia. A course, not a website. Rated 4.7 (Wikipedia: 4.8).

CourseFreeWeb
4.7Visit

Free alternatives to Wikipedia

Free resources that cover similar ground.

Anki

Focus: spaced repetition, flashcards and study. Also in Learning and Research, like Wikipedia. A desktop app, not a website. Adds macOS, Windows and Linux. Rated 4.6 (Wikipedia: 4.8).

Desktop AppFreemacOS, Windows
4.6Visit

Arc Search

Focus: Browser, AI and Summarization. Also in Research and Learning, like Wikipedia. An iOS app, not a website. Rated 4.6 (Wikipedia: 4.8).

iOS AppFreeiOS
4.6Visit

Readest

Focus: ebook reader, epub and annotations. Also in Reading and Learning, like Wikipedia. A desktop app, not a website. Adds Windows, macOS and Linux. Rated 4.6 (Wikipedia: 4.8).

Desktop AppFreeWindows, macOS
4.6Visit

Sioyek

Focus: pdf reader, research papers and keyboard. Also in Reading and Research, like Wikipedia. A desktop app, not a website. Adds Windows, macOS and Linux. Rated 4.6 (Wikipedia: 4.8).

Desktop AppFreeWindows, macOS
4.6Visit

The Component Gallery

Focus: design systems, ui components and design resources. Shares reference with Wikipedia. Rated 4.6 (Wikipedia: 4.8).

WebsiteFreeWeb
4.6Visit
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