
Minimax PDF
FreeCreate and format high-quality PDFs with ease.
Free · Opens the source repo
What Minimax PDF does
Minimax PDF is a versatile skill designed for generating, filling, and reformatting PDF documents with a strong emphasis on visual quality and design identity. This skill is particularly useful for professionals who need to produce polished documents such as reports, proposals, resumes, and portfolios. It supports three main tasks: creating new PDFs from scratch, filling out form fields in existing PDFs, and reformatting existing documents to enhance their appearance. The skill utilizes a token-based design system that ensures consistent application of colors, typography, and spacing throughout the document, resulting in a print-ready output that meets professional standards.
The CREATE function allows users to generate a variety of document types, including reports, proposals, and academic papers, by specifying content and design parameters. Users can customize elements such as title, author, and accent colors to align with the document's purpose and audience. The FILL function provides an efficient way to complete form fields in existing PDFs, making it ideal for situations where quick data entry is required. Meanwhile, the REFORMAT function enables users to apply a new design to an existing document, transforming it into a visually appealing format without starting from scratch.
This skill is particularly suited for designers, project managers, and anyone who frequently creates or modifies professional documents. Its emphasis on aesthetic quality makes it a valuable tool for those in fields where presentation matters, such as marketing, consulting, and academia. By streamlining the process of document creation and formatting, Minimax PDF helps users save time while ensuring their outputs are visually compelling and aligned with their brand identity.
When to use it
Use this skill when you need to create, fill, or reformat PDFs with a focus on design quality and consistency.
When not to use it
This skill may not be suitable for simple PDF tasks that do not require a strong visual identity or when working with documents that do not need formatting.
What you can build with it
Creating a Professional Proposal
Generate a polished proposal PDF with a custom cover and well-structured content.
Filling Out Client Forms
Quickly fill in required fields in a client PDF form, streamlining the data entry process.
Reformatting an Academic Paper
Transform an existing academic paper into a visually appealing format that meets publication standards.
How to install Minimax PDF
View source1. Install with the skills CLI
npx skills add minimax-ai/skills/minimax-pdf --agent claude-code2. Or install it manually
Download the skill folder and drop it into ~/.claude/skills/ for all projects, or .claude/skills/ to scope it to one repo. Restart Claude Code so it picks up the new skill.
Anthropic's agentic coding CLI, and the reference implementation of Agent Skills. Drop a skill folder into ~/.claude/skills and Claude Code loads it automatically whenever a task matches the skill's description. Claude Code docs
Inside SKILL.md
Written by minimax-aiminimax-pdf
Three tasks. One skill.
Read design/design.md before any CREATE or REFORMAT work.
Route table
| User intent | Route | Scripts used |
|---|---|---|
| Generate a new PDF from scratch | CREATE | palette.py → cover.py → render_cover.js → render_body.py → merge.py |
| Fill / complete form fields in an existing PDF | FILL | fill_inspect.py → fill_write.py |
| Reformat / re-style an existing document | REFORMAT | reformat_parse.py → then full CREATE pipeline |
Rule: when in doubt between CREATE and REFORMAT, ask whether the user has an existing document to start from. If yes → REFORMAT. If no → CREATE.
Route A: CREATE
Full pipeline — content → design tokens → cover → body → merged PDF.
bash scripts/make.sh run \
--title "Q3 Strategy Review" --type proposal \
--author "Strategy Team" --date "October 2025" \
--accent "#2D5F8A" \
--content content.json --out report.pdf
Doc types: report · proposal · resume · portfolio · academic · general · minimal · stripe · diagonal · frame · editorial · magazine · darkroom · terminal · poster
| Type | Cover pattern | Visual identity |
|---|---|---|
report | fullbleed | Dark bg, dot grid, Playfair Display |
proposal | split | Left panel + right geometric, Syne |
resume | typographic | Oversized first-word, DM Serif Display |
portfolio | atmospheric | Near-black, radial glow, Fraunces |
academic | typographic | Light bg, classical serif, EB Garamond |
general | fullbleed | Dark slate, Outfit |
minimal | minimal | White + single 8px accent bar, Cormorant Garamond |
stripe | stripe | 3 bold horizontal color bands, Barlow Condensed |
diagonal | diagonal | SVG angled cut, dark/light halves, Montserrat |
frame | frame | Inset border, corner ornaments, Cormorant |
editorial | editorial | Ghost letter, all-caps title, Bebas Neue |
magazine | magazine | Warm cream bg, centered stack, hero image, Playfair Display |
darkroom | darkroom | Navy bg, centered stack, grayscale image, Playfair Display |
terminal | terminal | Near-black, grid lines, monospace, neon green |
poster | poster | White bg, thick sidebar, oversized title, Barlow Condensed |
Cover extras (inject into tokens via --abstract, --cover-image):
--abstract "text"— abstract text block on the cover (magazine/darkroom)--cover-image "url"— hero image URL/path (magazine, darkroom, poster)
Color overrides — always choose these based on document content:
--accent "#HEX"— override the accent color;accent_ltis auto-derived by lightening toward white--cover-bg "#HEX"— override the cover background color
Accent color selection guidance:
You have creative authority over the accent color. Pick it from the document's semantic context — title, industry, purpose, audience — not from generic "safe" choices. The accent appears on section rules, callout bars, table headers, and the cover: it carries the document's visual identity.
| Context | Suggested accent range |
|---|---|
| Legal / compliance / finance | Deep navy #1C3A5E, charcoal #2E3440, slate #3D4C5E |
| Healthcare / medical | Teal-green #2A6B5A, cool green #3A7D6A |
| Technology / engineering | Steel blue #2D5F8A, indigo #3D4F8A |
| Environmental / sustainability | Forest #2E5E3A, olive #4A5E2A |
| Creative / arts / culture | Burgundy #6B2A35, plum #5A2A6B, terracotta #8A3A2A |
| Academic / research | Deep teal #2A5A6B, library blue #2A4A6B |
| Corporate / neutral | Slate #3D4A5A, graphite #444C56 |
| Luxury / premium | Warm black #1A1208, deep bronze #4A3820 |
Rule: choose a color that a thoughtful designer would select for this specific document — not the type's default. Muted, desaturated tones work best; avoid vivid primaries. When in doubt, go darker and more neutral.
content.json block types:
| Block | Usage | Key fields |
|---|---|---|
h1 | Section heading + accent rule | text |
h2 | Subsection heading | text |
h3 | Sub-subsection (bold) | text |
body | Justified paragraph; supports <b> <i> markup | text |
bullet | Unordered list item (• prefix) | text |
numbered | Ordered list item — counter auto-resets on non-numbered blocks | text |
callout | Highlighted insight box with accent left bar | text |
table | Data table — accent header, alternating row tints | headers, rows, col_widths?, caption? |
image | Embedded image scaled to column width | path/src, caption? |
figure | Image with auto-numbered "Figure N:" caption | path/src, caption? |
code | Monospace code block with accent left border | text, language? |
math | Display math — LaTeX syntax via matplotlib mathtext | text, label?, caption? |
chart | Bar / line / pie chart rendered with matplotlib | chart_type, labels, datasets, title?, x_label?, y_label?, caption?, figure? |
flowchart | Process diagram with nodes + edges via matplotlib | nodes, edges, caption?, figure? |
bibliography | Numbered reference list with hanging indent | items [{id, text}], title? |
divider | Accent-colored full-width rule | — |
caption | Small muted label | text |
pagebreak | Force a new page | — |
spacer | Vertical whitespace | pt (default 12) |
chart / flowchart schemas:
{"type":"chart","chart_type":"bar","labels":["Q1","Q2","Q3","Q4"],
"datasets":[{"label":"Revenue","values":[120,145,132,178]}],"caption":"Q results"}
{"type":"flowchart",
"nodes":[{"id":"s","label":"Start","shape":"oval"},
{"id":"p","label":"Process","shape":"rect"},
{"id":"d","label":"Valid?","shape":"diamond"},
{"id":"e","label":"End","shape":"oval"}],
"edges":[{"from":"s","to":"p"},{"from":"p","to":"d"},
{"from":"d","to":"e","label":"Yes"},{"from":"d","to":"p","label":"No"}]}
{"type":"bibliography","items":[
{"id":"1","text":"Author (Year). Title. Publisher."}]}
Route B: FILL
Fill form fields in an existing PDF without altering layout or design.
# Step 1: inspect
python3 scripts/fill_inspect.py --input form.pdf
# Step 2: fill
python3 scripts/fill_write.py --input form.pdf --out filled.pdf \
--values '{"FirstName": "Jane", "Agree": "true", "Country": "US"}'
| Field type | Value format |
|---|---|
text | Any string |
checkbox | "true" or "false" |
dropdown | Must match a choice value from inspect output |
radio | Must match a radio value (often starts with /) |
Always run fill_inspect.py first to get exact field names.
Route C: REFORMAT
Parse an existing document → content.json → CREATE pipeline.
bash scripts/make.sh reformat \
--input source.md --title "My Report" --type report --out output.pdf
Supported input formats: .md .txt .pdf .json
Environment
bash scripts/make.sh check # verify all deps
bash scripts/make.sh fix # auto-install missing deps
bash scripts/make.sh demo # build a sample PDF
| Tool | Used by | Install |
|---|---|---|
| Python 3.9+ | all .py scripts | system |
reportlab | render_body.py | pip install reportlab |
pypdf | fill, merge, reformat | pip install pypdf |
| Node.js 18+ | render_cover.js | system |
playwright + Chromium | render_cover.js | npm install -g playwright && npx playwright install chromium |
Frequently asked questions about Minimax PDF
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