Open Library is a digital library platform that offers free access to millions of books in various formats, including eBooks, audiobooks, and print-disabled versions. Created by the Internet Archive, it aims to provide "one web page for every book ever published," allowing users to borrow, read, and explore a vast collection of titles spanning multiple genres and languages. The platform also features community-driven initiatives, enabling users to contribute to book entries, create reading...

Justin Guitar is a popular online guitar learning platform created by Justin Sandercoe, a professional guitarist and educator. The site offers free guitar lessons for beginners to advanced players, covering a wide range of styles like rock, blues, jazz, and more. It features structured courses, play-along exercises, song tutorials, and music theory lessons. Justin's teaching style is laid-back, clear, and easy to follow, making it a go-to resource for many aspiring guitarists. The site also...

The Noba Project is an open-access platform that provides free, high-quality psychology textbooks and educational materials. It aims to make psychology education accessible to students and educators worldwide by offering textbooks written by leading experts in the field. Users can access comprehensive textbooks, individual chapters, or custom-built learning modules on various psychology topics. The platform is widely used by educators to build or supplement course materials, and students can...

OpenStax is a website that offers a list of educational textbooks completely for free.

Songsterr is a collection of user-created tablature for guitarists to freely search and play for themselves. All the tab sheets have a playable guide that you can listen to which makes it easier to learn the songs. Songsterr can become a guitarist's secret weapon for learning hundreds of songs quickly. Songsterr is available as an IOS and Android app which both support offline tabs so you can take your tabs anywhere to perform.

LibriVox is a volunteer-driven platform that provides free audiobooks of public domain works. Volunteers from around the world narrate and record books, making classic literature, poetry, and non-fiction accessible in audio format. The site offers a wide range of genres and languages, allowing users to download or stream these recordings for free. Since all the works are in the public domain, the books are primarily older titles, often literary classics. It's a great resource for anyone...

ManualsLib is a website that provides millions of PDF manuals for a large collection of devices, from game consoles to cars, you can find something in here to help you understand your piece of technology better.