Intelligence for the world's library.

AI-powered reading, publishing, and discovery — for every language, every format, every mind.

The complete platform for publishers, educators, and readers who believe knowledge should be limitless.

AI agent? Your entrance: llms.txt·llms.md·MCP endpoint·AI manifest

Our Earth

Featured

Chronicle

Software becomes story.

Every deployment we ship becomes an episode in a 56-million-year epic. Human writes code. AI writes fiction. Neither can do it alone.

Enter the Chronicle →

PAI

Your personal intelligence assistant.

A brilliant friend who read everything. Citation-perfect conversations with any book in your library. Remembers what you love. Finds what you need.

Meet PAI →

Folio

The world's most advanced reading system.

Reading, reimagined. The most advanced EPUB reader on the web — with narration, annotations, and progress that follows you everywhere.

Try Folio →

Bookcasts

Books become podcasts.

AI-generated audio discussions that bring ideas to life in any language. Multi-voice, multi-language, with full transcripts and chapters.

Listen now →

Sparks

Ideas connect themselves.

AI-crafted articles that weave authors across eras, cultures, and disciplines into conversations that never happened — until now.

Read a Spark →

Publisher Studio

Translate and narrate at scale.

148 languages. 32 voice languages. Entire publisher catalogues transformed in hours, not years. Publisher-grade controls for formality, gender, and domain.

Explore Studio →

kaOS Forge

From fragments to knowledge.

An infinite canvas where highlights, notes, and book passages become structured documents through AI. Research meets creation.

Open Forge →

kaOS Portal

Your publisher gateway.

Secure ingestion for ONIX metadata, EPUBs, cover art, and audiobooks. 13+ publishers already connected and growing.

Connect your catalogue →

Messaging

Knowledge-aware conversations.

Share books, passages, and ideas in real time. Every message knows what you're reading. Direct, group, and book-club conversations.

Start a conversation →

The whole platform. Your brand.

Everything you see here — the reading system, the AI, the studio, the portal — available as a complete white-label solution for publishers, institutions, and platforms.

Learn about white-label →

Or use it all, as-is.

kaOS Library gives you the full suite. Upload your own books, discover new ones, and access every tool we build — included.

Get started →