skills$openclaw/sudoku
odrobnik7.4k

by odrobnik

sudoku – OpenClaw Skill

sudoku is an OpenClaw Skills integration for coding workflows. Fetch Sudoku puzzles and store them as JSON in the workspace; render images on demand; reveal solutions later.

7.4k stars3.2k forksSecurity L1
Updated Feb 7, 2026Created Feb 7, 2026coding

Skill Snapshot

namesudoku
descriptionFetch Sudoku puzzles and store them as JSON in the workspace; render images on demand; reveal solutions later. OpenClaw Skills integration.
ownerodrobnik
repositoryodrobnik/sudoku
languageMarkdown
licenseMIT
topics
securityL1
installopenclaw add @odrobnik/sudoku
last updatedFeb 7, 2026

Maintainer

odrobnik

odrobnik

Maintains sudoku in the OpenClaw Skills directory.

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File Explorer
13 files
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references
DATA_FORMAT.md
1.8 KB
scripts
encode_lz.js
446 B
encode_native.js
15.0 KB
lz-string-custom.js
12.2 KB
lz-string.js
15.7 KB
sudoku_fetcher.py
14.8 KB
sudoku_print_render.py
4.8 KB
sudoku.py
26.8 KB
_meta.json
1.5 KB
README.md
1.3 KB
SKILL.md
2.5 KB
SKILL.md

name: sudoku description: Fetch Sudoku puzzles and store them as JSON in the workspace; render images on demand; reveal solutions later. repository: https://github.com/odrobnik/sudoku-skill metadata: clawdbot: emoji: "🧩" requires: bins: ["python3", "node"]

Sudoku

Overview

Fetch, render, and reveal Sudoku puzzles. Use sudoku.py to get new puzzles from sudokuonline.io, generate printable PDFs or images, and reveal solutions.

For details on the saved JSON format, see DATA_FORMAT.md.

Available Puzzle Types

  • kids4n: Kids 4x4
  • kids4l: Kids 4x4 with Letters
  • kids6: Kids 6x6
  • kids6l: Kids 6x6 with Letters
  • easy9: Classic 9x9 (Easy)
  • medium9: Classic 9x9 (Medium)
  • hard9: Classic 9x9 (Hard)
  • evil9: Classic 9x9 (Evil)

Get a Puzzle

Fetches a new puzzle and stores it as JSON. Output is JSON by default (use --text for human-readable output).

Get a Classic Easy puzzle:

./scripts/sudoku.py get easy9

Get a Kids 6x6 puzzle:

./scripts/sudoku.py get kids6

Render Puzzle

Render a puzzle as an image or PDF.

Render latest puzzle as A4 PDF (for printing):

./scripts/sudoku.py render --pdf

Render latest puzzle as clean PNG (for viewing):

./scripts/sudoku.py render

Render a specific previous puzzle by short ID:

./scripts/sudoku.py render --id a09f3680

Reveal the solution for the latest or specific puzzle. Use --id <short_id> (e.g., a09f3680) to target a specific puzzle.

Reveal full solution as printable PDF:

./scripts/sudoku.py reveal --pdf

Reveal full solution for a specific ID:

./scripts/sudoku.py reveal --id a09f3680 --image

Reveal full solution as PNG image:

./scripts/sudoku.py reveal

Reveal a single cell (row 3, column 7):

./scripts/sudoku.py reveal --cell 3 7

Reveal a specific 3x3 box (index 5):

./scripts/sudoku.py reveal --box 5

Generate a share link for a stored puzzle. Targets the latest puzzle by default; use --id <short_id> for a specific one.

Generate a SudokuPad share link (default):

./scripts/sudoku.py share

Generate link for specific ID:

./scripts/sudoku.py share --id a09f3680

Generate an SCL share link:

./scripts/sudoku.py share --type scl

Telegram Formatting Tip: Format links as a short button-style link and hide the full URL: [Easy Classic \[<id>\]](<url>).

README.md

Sudoku Skill

Fetch, render, and reveal Sudoku puzzles. This is a skill for Clawdbot.

📦 Install via ClawdHub: clawdhub.com/skill/sudoku

Functions

  • Fetch Puzzles: Download new 9x9 or 6x6 puzzles from sudokuonline.io.
  • Render: Generate clean PNG images or A4 PDFs for printing.
  • Reveal: Show solutions for the whole grid, specific boxes, or single cells.
  • Share: Generate SudokuPad-compatible share links (Native, SCL, F-Puzzles).

Usage

Get a Puzzle

Fetches a new puzzle and stores it as JSON.

Get a Classic Easy puzzle:

./scripts/sudoku.py get easy9

Get a Kids 6x6 puzzle:

./scripts/sudoku.py get kids6

Render Puzzle

Render a puzzle as an image or PDF.

Render latest puzzle as A4 PDF (for printing):

./scripts/sudoku.py render --pdf

Render latest puzzle as clean PNG (for viewing):

./scripts/sudoku.py render

Reveal Solution

Reveal the solution for the latest or specific puzzle.

Reveal full solution as printable PDF:

./scripts/sudoku.py reveal --pdf

Reveal a single cell (row 3, column 7):

./scripts/sudoku.py reveal --cell 3 7

Generate a SudokuPad share link:

./scripts/sudoku.py share

Permissions & Security

Security level L1: Low-risk skills with minimal permissions. Review inputs and outputs before running in production.

Requirements

  • OpenClaw CLI installed and configured.
  • Language: Markdown
  • License: MIT
  • Topics:

FAQ

How do I install sudoku?

Run openclaw add @odrobnik/sudoku in your terminal. This installs sudoku into your OpenClaw Skills catalog.

Does this skill run locally or in the cloud?

OpenClaw Skills execute locally by default. Review the SKILL.md and permissions before running any skill.

Where can I verify the source code?

The source repository is available at https://github.com/openclaw/skills/tree/main/skills/odrobnik/sudoku. Review commits and README documentation before installing.