The goal of The World War II Database is to offer interesting and useful information about WW2.
Lyrics Translate is the world's largest repository of lyrics translations of songs and music videos.
Distributed Denial of Secrets archives and publishes hacked and leaked documents in the public interest.
DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, and is committed to ensuring quality content is freely available online for everyone. DOAJ is committed to keeping its services free of charge, including being indexed, and its data freely available.
Problems or conjectures posed (either individually or jointly with others) by the great mathematician Paul Erdős who posed many challenging questions that have served as a benchmark of progress in many diverse fields of mathematics, particularly combinatorics and number theory.
Flash fiction is a short story genre that focuses on brevity. Its aim is to convey a powerful tale in as few words as possible. At Story Shack we judge anything under 1.000 words to be flash fiction, and are proud of the high quality work by around 400 authors and over 50 illustrators.
16colo.rs is an archive of ANSI and ASCII art. Preserving artpacks released through the BBS underground artscene since the early 1990s until the present.
The Open Poetry Project is building an archive of public domain poetry to ensure that the world's heritage of verse remains freely accessible to all. This project is driven by the belief that poetry belongs to everyone. Its mission is to create the most accessible, searchable, and enjoyable collection of poetry in the public domain—so that anyone, anywhere, can explore the beauty of words, unbound.
The Chinese Text Project is an online open-access digital library that makes pre-modern Chinese texts available to readers and researchers all around the world. With over thirty thousand titles and more than five billion characters, the Chinese Text Project is also the largest database of pre-modern Chinese texts in existence.
The Codex Atlanticus is the largest existing collection of original drawings and text by Leonardo da Vinci and is preserved at the Biblioteca Ambrosiana in Milan. It is the result of the collection and organisation of 1,119 pages of Leonardo’s writings by sculptor Pompeo Leoni between the late sixteenth century and early seventeenth century.