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#public-domain

Orasort: 5x faster column-sorting with an expired patent from Oracle

Hacker News Top · 2026-07-06 Cached

Orasort, Oracle's patented column-sorting algorithm that achieves 5x faster sorting, entered the public domain after its patent expired in 2024, enabling cloud companies and open-source databases like MySQL and PostgreSQL to integrate it.

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#public-domain

Plein Air

Hacker News Top · 2026-07-04 Cached

Plein Air is a web app that matches classic public-domain paintings to the current weather and time at your location, drawing from museum collections.

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#public-domain

Where NASA Posts Its Best Space Photos, and How to Find Them

Wired · 2026-07-04 Cached

An article explaining how to find and access NASA's vast public-domain image and video libraries, including the NASA Image and Video Library and NASA Images portal, with tips for effective searching.

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#public-domain

The Cypherpunk Library

Hacker News Top · 2026-06-08 Cached

A personal collection of public domain books freely available online, with references to Anna's Archive, LibGen, and torrents for additional materials.

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#public-domain

@eladgil: Very excited about Alexandria project w @IvankaTrump Translate 1000 of world's greatest books w/ AI to bring broad acce…

X AI KOLs Timeline · 2026-06-01 Cached

Elad Gil and Ivanka Trump are launching the Alexandria project, using AI to translate 1,000 great public-domain books into every major language, making them freely accessible with text, audiobook, and chat features.

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#public-domain

Project Gutenberg – keeps getting better

Hacker News Top · 2026-05-15 Cached

Project Gutenberg is a library of over 75,000 free eBooks, focusing on public domain literature, available for download or online reading.

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#public-domain

Britannica11.org – a structured edition of the 1911 Encyclopædia Britannica

Hacker News Top · 2026-04-21 Cached

A searchable, cross-referenced and annotated online edition of the 1911 Encyclopædia Britannica.

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#public-domain

Sharing the latest Model Spec

OpenAI Blog · 2025-02-12 Cached

OpenAI has released a major update to its Model Spec, a document defining desired AI model behavior, now publicly available under CC0 license. The update emphasizes customizability, transparency, and intellectual freedom while maintaining safety guardrails through a clear chain-of-command framework.

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