Wikisource
wikisource.org
A free library of source texts, including books, documents and historical papers, transcribed and proofread by volunteers.
Why it is useful
A good place to read original documents and older texts with the text checked against scans. It is part of Wikimedia, so it is free to use and to contribute to.
More in Hidden Websites
Other hidden websites you might not have heard of.
- BLDGBLOGGeoff Manaugh's blog on architecture, urban speculation and landscape futures, with essays on buildings, cities and the odd ways people shape the world.
- Low-tech MagazineA magazine about the past and the future of low-technology solutions, run on a website that is itself powered by solar energy.
- NPR Text-OnlyA stripped-down, text-only version of NPR's news site with no images, scripts or autoplay, which loads almost instantly.
- LittleSisDatabase mapping connections between powerful people and organizations.
- LessWrongA community blog focused on rationality, decision-making, and AI safety, with a large archive of long-form essays going back over a decade.
- Futility ClosetDaily collection of puzzles, curiosities, strange historical facts, and unsolved problems — running continuously since 2005 with no algorithmic filler.