1. Google Scholar: An easy way to find scholarly literature. It stands on the shoulders of giants. Sorry, some features may not work when JavaScript is turned off.
2. GOOGLE FORM— Use Google Forms to create online forms and surveys with multiple question types
3. EN Group: EN Group, one of the largest groups, provides an easy and cheap platform for researchers and authors to publish their work. Their services include Editing/Proofreading, Designing, Composing, Printing, etc.
4. ERIC: The world's most widely used index to educational-related literature. Education Resources Information Center.
5. DOAJ: The Directory of Open Access Journals (DOAJ) is an online list of high-quality, peer-reviewed, open-access journals that has been put together by the community.
6. SPARKNOTES: The best literature, math, science, and other study guides Find sample tests, essay help, and translations of Shakespeare.
7. QUILLBOT: Using cutting-edge artificial intelligence, QUILLBOT assists millions of people in rewriting and improving any sentence, paragraph, or article.
8. RESEARCHGATE: It is a commercial social networking site for scientists and researchers to share papers, ask and answer questions, and find collaborators
9. Google Books: Aims to scan and index the collections of several major research libraries. Along with bibliographic information, snippets of text from a book are often viewable. If a book is out of copyright and in the public domain, it is fully available to read or download.
Google Bookshttps://books.google.com/
10. An Encyclopedia: An encyclopedia will give you background information that will help you narrow or broaden your topic. It will also give you the keywords and terms you need to do more research.
11. LIBGEN: It is a file-sharing-based shadow library website that houses scholarly journal articles, academic and general-interest books, images, comics, audiobooks, and magazines. On the site, you can get free access to content that you would have to pay for or that hasn't been digitized anywhere else.