@RituWithAI: Someone just built a tool that turns any book into a skill your AI agent can use forever. One command. Any PDF, ePub, o…

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Summary

book-to-skill is an open-source tool that converts PDFs, ePubs, and long documents into structured SKILL.md files for AI coding agents like Claude Code and Cursor, enabling agents to permanently apply book knowledge during coding sessions.

Someone just built a tool that turns any book into a skill your AI agent can use forever. One command. Any PDF, ePub, or long document. A structured SKILL.md file that Claude Code, Cursor, or any MCP-compatible agent loads automatically whenever it's relevant. It's called book-to-skill. And the idea is almost embarrassingly obvious in retrospect. Here's the problem it solves. You have a book. "Clean Code." "Designing Data-Intensive Applications." "The Pragmatic Programmer." "Site Reliability Engineering." Thousands of pages of hard-won knowledge from the best engineers in the world. Your AI coding agent has never read any of them. Every session, you start from scratch. The agent doesn't know Martin Fowler's refactoring patterns. It doesn't know the SRE error budget philosophy. It doesn't know the Unix philosophy your codebase is built around. You prompt it every time. Or you don't, and it makes decisions without that context. book-to-skill reads the book for you and turns it into a skill your agent carries permanently. Here's how it actually works. Feed it any long-form document — a PDF, an ePub, a long markdown file, a scraped website. It chunks the content intelligently, identifies the core principles and patterns, and distills them into a structured SKILL.md file formatted specifically for how AI coding agents read and apply knowledge. Not a summary. Not a Q&A. A skill — organized into the sections that Claude Code, Cursor, and Codex are trained to read: when to use this skill, key principles, common patterns, anti-patterns, examples, and decision frameworks. Your agent now carries the essence of the book in a form it can actually apply while coding. Here's what this unlocks. "Clean Code" as a skill: your agent now flags functions longer than 20 lines, names variables with intention-revealing names, and keeps the boy scout rule in mind on every edit. "Designing Data-Intensive Applications" as a skill: your agent reasons about consistency models, replication strategies, and data pipeline design the way Kleppmann does. "The Pragmatic Programmer" as a skill: your agent applies DRY, YAGNI, and the broken window theory to every codebase it touches. One book. One command. Permanent knowledge upgrade for every agent session going forward. Three commands. Your agent just read Clean Code. 4 GitHub stars. Day one. This one is going to grow fast as the skills ecosystem discovers it. 100% Open Source. MIT License. GitHub link in the comments
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Someone just built a tool that turns any book into a skill your AI agent can use forever.

One command. Any PDF, ePub, or long document. A structured SKILL.md file that Claude Code, Cursor, or any MCP-compatible agent loads automatically whenever it’s relevant.

It’s called book-to-skill. And the idea is almost embarrassingly obvious in retrospect.

Here’s the problem it solves.

You have a book. “Clean Code.” “Designing Data-Intensive Applications.” “The Pragmatic Programmer.” “Site Reliability Engineering.” Thousands of pages of hard-won knowledge from the best engineers in the world.

Your AI coding agent has never read any of them.

Every session, you start from scratch. The agent doesn’t know Martin Fowler’s refactoring patterns. It doesn’t know the SRE error budget philosophy. It doesn’t know the Unix philosophy your codebase is built around. You prompt it every time. Or you don’t, and it makes decisions without that context.

book-to-skill reads the book for you and turns it into a skill your agent carries permanently.

Here’s how it actually works.

Feed it any long-form document — a PDF, an ePub, a long markdown file, a scraped website. It chunks the content intelligently, identifies the core principles and patterns, and distills them into a structured SKILL.md file formatted specifically for how AI coding agents read and apply knowledge.

Not a summary. Not a Q&A. A skill — organized into the sections that Claude Code, Cursor, and Codex are trained to read: when to use this skill, key principles, common patterns, anti-patterns, examples, and decision frameworks.

Your agent now carries the essence of the book in a form it can actually apply while coding.

Here’s what this unlocks.

“Clean Code” as a skill: your agent now flags functions longer than 20 lines, names variables with intention-revealing names, and keeps the boy scout rule in mind on every edit.

“Designing Data-Intensive Applications” as a skill: your agent reasons about consistency models, replication strategies, and data pipeline design the way Kleppmann does.

“The Pragmatic Programmer” as a skill: your agent applies DRY, YAGNI, and the broken window theory to every codebase it touches.

One book. One command. Permanent knowledge upgrade for every agent session going forward.

Three commands. Your agent just read Clean Code.

4 GitHub stars. Day one. This one is going to grow fast as the skills ecosystem discovers it.

100% Open Source. MIT License.

GitHub link in the comments

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virgiliojr94/book-to-skill

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book-to-skill is a tool that converts technical books, document folders, or collections of sources into structured agent skill files for use with GitHub Copilot CLI, Amp, and Claude Code, reducing token usage by 24x-51x compared to dumping full book text into context.

@sitinme: Not just "have AI summarize a book", but go further: turning a book or a document package into a Skill that an AI Agent can repeatedly call. This idea is worth discussing. Previously, after buying and reading a book, when I later wanted to find a certain knowledge point, I couldn't find it after flipping through for a long time; asking AI might make things up; throwing the entire PD…

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Introduces a tool called book-to-skill that converts books or document packages into AI Agent callable Skills. It supports PDF and other formats, generates SKILL.md and chapter indexes, avoiding loading the full context at once.

@veyhon: Compile a technical book into a Skill loadable by Claude Code / Amp: first extract frameworks, principles, and anti-patterns, then use chapter files to bring context on demand. https://github.com/virgiliojr94/book-to-skill… book-to…

X AI KOLs Timeline

book-to-skill is an open-source tool that compiles technical books (PDF, EPUB, DOCX, etc.) into a Skill loadable by Claude Code or Amp, automatically extracting frameworks, principles, and anti-patterns, and generating chapter-based context files.

@NFTCPS: Attention bookworms! Those tech books gathering dust on your shelf finally have a purpose. A new open-source tool called book-to-skill just blew up on GitHub, racking up over 2700 Stars. Its approach is wild: just drop in a PDF or EPUB, it automatically extracts the table of contents, core concepts, and patterns, and generates a skill with one click. Later, just type "/书名技能" plus your topic, and it will flip through the book for you.

X AI KOLs Timeline

The open-source tool book-to-skill on GitHub converts PDF/EPUB tech books into Claude Code skills, generating a table of contents, core concepts, and patterns with one click, turning dusty books into a personal on-demand consultant.

@gaoren7716: Of the 200 tech books you've read, how many chapters do you remember after 3 months? PDFs sit on your hard drive, unopened. Notes span 200 lines, never revisited. Ask an Agent, and it either hallucinates or says "I don't know this book." 3 ways to "use" a book: · Stuff it into Claude's context:…

X AI KOLs Timeline

book-to-skill is an open-source tool that transforms technical books, documents, or collections into structured Agent skills. It supports on-demand chapter loading via GitHub Copilot CLI, Amp, and Claude Code, solving knowledge forgetting and hallucination issues.