Comparison
book-gpt vs book-to-skill
Verdict
Pick book-gpt if book-GPT, primarily developed using TypeScript, enables users to upload a book and then interactively query its content; pick book-to-skill if book-to-skill is a Python-based tool that converts technical book PDFs into Claude Code skills, facilitating effective study and reference.
Markdown twin · book-gpt alternatives · book-to-skill alternatives
GraphCanon updated Sep 18, 2026
vs
Trust & integrity
| Signal | book-gpt | book-to-skill |
|---|---|---|
| Maintenance | Dormant (1229d since push) As of Aug 15, 2026 · github_public_v1 | Very active (0d since push) As of Sep 18, 2026 · github_public_v1 |
| Provenance | Not a fork · Personal account As of Aug 15, 2026 · github_public_v1 | Not a fork · Personal account As of Sep 18, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | No lockfile (source not queried) As of Sep 18, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- book-gpt
- Upload a book, ask me anything about it.
- book-to-skill
- Converts technical book PDFs into Claude Code skills for study and reference
Stars
- book-gpt
- 436
- book-to-skill
- 31k
Forks
- book-gpt
- 48
- book-to-skill
- 3.2k
Open issues
- book-gpt
- 10
- book-to-skill
- 16
Language
- book-gpt
- TypeScript
- book-to-skill
- Python
Adopt for
- book-gpt
- Book-GPT, primarily developed using TypeScript, enables users to upload a book and then interactively query its content.
- book-to-skill
- book-to-skill is a Python-based tool that converts technical book PDFs into Claude Code skills, facilitating effective study and reference.
Persona
- book-gpt
- -
- book-to-skill
- -
Runtime
- book-gpt
- -
- book-to-skill
- -
License
- book-gpt
- -
- book-to-skill
- MIT license applies to the converter code and skill definition in the repository, but not to any book or document processed with it.
Last pushed
- book-gpt
- Apr 3, 2023
- book-to-skill
- Sep 17, 2026
Categories
- book-gpt
- Data & Retrieval, Evaluation & Observability
- book-to-skill
- AI Agents, Data & Retrieval, Developer Tools
Trust and health
Maintenance
- book-gpt
- Dormant (18%)
- book-to-skill
- Very active (96%)
Days since push
- book-gpt
- 1229d
- book-to-skill
- 0d
Open issues (now)
- book-gpt
- 10
- book-to-skill
- 16
Stars delta
- book-gpt
- 0 (30d)
- book-to-skill
- Unknown
Open issues delta
- book-gpt
- 0 (30d)
- book-to-skill
- Unknown
Full report
- book-gpt
- Trust report
- book-to-skill
- Trust report
Typed relationship
book-gpt alternative book-to-skillBoth repositories aim to convert books into a format where they can be queried, but they likely use different methods or have different features.
Choose book-gpt if…
- book-gpt is primarily TypeScript; book-to-skill is Python.
- Both repositories aim to convert books into a format where they can be queried, but they likely use different methods or have different features.
- Tags unique to book-gpt: typescript.
- Also covers Evaluation & Observability.
- When you need an interactive way to explore the content of specific books with detailed queries.
When NOT to use book-gpt
- If your project requires customization across various development libraries, since Book-GPT is specifically developed in TypeScript.
- When support for multiple formats beyond those currently available in the project is required; this indicates ongoing work to expand format compatibility.
Choose book-to-skill if…
- book-to-skill is primarily Python; book-gpt is TypeScript.
- Pricing: The tool is free to use under the MIT license, but any books or documents processed with it are subject to their own licensing..
- Requirements: Min 2 GB RAM; Requires Python environment to run the tool..
- Both repositories aim to convert books into a format where they can be queried, but they likely use different methods or have different features.
- Tags unique to book-to-skill: agent-skills, ai-agents, book-to-skill, context-engineering.
- Also covers AI Agents, Developer Tools.
- When you need to convert technical book PDFs into a format that can be easily studied and referenced using Claude Code skills.
When NOT to use book-to-skill
- If your goal is to convert non-technical books or documents that do not require the specific format of Claude Code skills.
- When you are looking for a tool that processes and converts documents into formats other than those compatible with Claude Code.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (fraserxu/book-gpt) · observed Aug 15, 2026
- GitHub forks (fraserxu/book-gpt) · observed Aug 15, 2026
- Last push (fraserxu/book-gpt) · observed Apr 3, 2023
- License file (unknown) · observed Aug 15, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (virgiliojr94/book-to-skill) · observed Sep 18, 2026
- GitHub forks (virgiliojr94/book-to-skill) · observed Sep 18, 2026
- Last push (virgiliojr94/book-to-skill) · observed Sep 17, 2026
- License file (MIT) · observed Sep 18, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
GitHub stars on cards: book-gpt 436 · book-to-skill 31k (synced Aug 15, 2026).
Common questions
- What is the difference between book-gpt and book-to-skill?
- book-gpt: Upload a book, ask me anything about it.. book-to-skill: Converts technical book PDFs into Claude Code skills for study and reference. See the comparison table for live GitHub stats and shared categories.
- When should I choose book-gpt over book-to-skill?
- Choose book-gpt over book-to-skill when book-gpt is primarily TypeScript; book-to-skill is Python; Both repositories aim to convert books into a format where they can be queried, but they likely use different methods or have different features; Tags unique to book-gpt: typescript; Also covers Evaluation & Observability; When you need an interactive way to explore the content of specific books with detailed queries.
- When should I choose book-to-skill over book-gpt?
- Choose book-to-skill over book-gpt when book-to-skill is primarily Python; book-gpt is TypeScript; Pricing: The tool is free to use under the MIT license, but any books or documents processed with it are subject to their own licensing.; Requirements: Min 2 GB RAM; Requires Python environment to run the tool.; Both repositories aim to convert books into a format where they can be queried, but they likely use different methods or have different features; Tags unique to book-to-skill: agent-skills, ai-agents, book-to-skill, context-engineering; Also covers AI Agents, Developer Tools; When you need to convert technical book PDFs into a format that can be easily studied and referenced using Claude Code skills.
- When should I avoid book-gpt?
- If your project requires customization across various development libraries, since Book-GPT is specifically developed in TypeScript. When support for multiple formats beyond those currently available in the project is required; this indicates ongoing work to expand format compatibility.
- When should I avoid book-to-skill?
- If your goal is to convert non-technical books or documents that do not require the specific format of Claude Code skills. When you are looking for a tool that processes and converts documents into formats other than those compatible with Claude Code.
- Is book-gpt or book-to-skill more popular on GitHub?
- book-to-skill has more GitHub stars (31,078 vs 436). Stars measure visibility, not whether either tool fits your constraints.
- Are book-gpt and book-to-skill open source?
- Yes - both are open-source projects on GitHub.
- Where can I find alternatives to book-gpt or book-to-skill?
- GraphCanon lists graph-backed alternatives at book-gpt alternatives and book-to-skill alternatives (book-gpt markdown twin, book-to-skill markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, book-gpt or book-to-skill?
- book-gpt: Dormant. book-to-skill: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for book-gpt and book-to-skill?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: book-gpt trust report; book-to-skill trust report.