pdf_convert

A tool for converting PDF pages to PNG or JPEG images and combining images into a PDF. It is for changing between PDF and image formats, not for extracting text or editing document content.

In plain words
What is it for?
Use it to export selected PDF pages as images or create a PDF from one or more images, with options for output folder, format, resolution, and page size.
Why use it?
It removes the need to handle page rendering or image-to-PDF assembly manually.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/ericwang915/pythonclaw/pdf_convert
Any agent
npx skills add ericwang915/PythonClaw --skill pdf_convert
Clone the repo
git clone --depth 1 https://github.com/ericwang915/PythonClaw

Made for: Claude Code, Codex.

Per session 56 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 558 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00056 $0.00558
Opus 5 $0.00028 $0.00279
Sonnet 5 $0.00011 $0.00112
Haiku 4.5 $0.00006 $0.00056

Measured 2d ago against content hash abc84c6b4b42, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

pdf_convert scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (convert_pdf.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

pythonclaw/templates/skills/data/pdf_convert/SKILL.md · 66 lines

What it actually says

PDF Convert Skill

Convert PDF pages to images or combine images into a PDF.

When to Use

USE this skill when:

  • "Convert this PDF to images"
  • "Save page 3 as a PNG"
  • "Make a PDF from these images"
  • "Export PDF pages as JPEG"
  • User wants to convert between PDF and image formats

When NOT to Use

DON'T use this skill when:

  • Extracting text from PDF → use pdf_reader
  • Creating PDF from text/markdown → use pdf_writer
  • Converting to DOCX, HTML, etc. → use specialized converters
  • Merging PDFs → use pdf_merge

Usage/Commands

Images to PDF

python {skill_path}/convert_pdf.py to-pdf OUTPUT_PDF IMAGE1 IMAGE2 [IMAGE3 ...] [options]

Options:

  • --dir PATH — use all images from a directory
  • --fit — fit images to page (default: actual size with margins)
  • --page-size A4|letter — page size (default: A4)

PDF to Images

python {skill_path}/convert_pdf.py to-images INPUT_PDF [options]

Options:

  • --pages "1-5" — specific pages (default: all)
  • --output DIR — output directory (default: same as input)
  • --img-format png|jpeg — image format (default: png)
  • --dpi 150 — resolution (default: 150)

Examples

  • "Convert PDF to PNGs" → python {skill_path}/convert_pdf.py to-images doc.pdf --output ./images/
  • "Make PDF from images" → python {skill_path}/convert_pdf.py to-pdf album.pdf img1.png img2.jpg
  • "Page 3 as JPEG" → python {skill_path}/convert_pdf.py to-images doc.pdf --pages 3 --img-format jpeg

Notes

  • Install dependencies: pip install PyPDF2 Pillow
  • to-images requires a PDF rendering library; falls back to a placeholder if pdf2image/poppler is unavailable
  • Supported image inputs: PNG, JPEG, BMP, TIFF, GIF
Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 66 lines · 56 tokens per session scan A abc84c6b4b42

Subscribe to this mod's changes

pdf_convert is a skill published in the GitHub repository ericwang915/PythonClaw (41 stars, last pushed 24d ago), licensed MIT. It adds 56 tokens to every session and 558 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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