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在 OpenClaw 中安装
/install markdowntable2image
功能描述
Convert markdown tables and JSON data to PNG images. Perfect for Discord, Telegram, and other platforms where markdown tables render poorly. Use when Claude...
安全使用建议
This skill appears coherent and implements exactly what it claims: converting tables/JSON to PNGs using Playwright + Chromium. Before installing, note: (1) npm install will pull Playwright from the public registry and npx playwright install chromium will download a ~100MB browser binary — allow network for the first run; (2) the package executes only local file reads/writes and spawns a headless Chromium process (no hidden network endpoints were found), but running third‑party code always carries risk — review the scripts (already included) or run in a sandbox if you don't trust the publisher; (3) when using the programmatic API, be cautious passing untrusted formatter functions or code that could run in your environment. If you need tighter controls, run this on an isolated runner or inspect/lock dependencies before deployment.
功能分析
Type: OpenClaw Skill
Name: markdowntable2image
Version: 1.1.0
The Table2Image skill is a legitimate utility designed to convert Markdown and JSON tables into PNG images using Playwright and Chromium. The codebase, including 'scripts/index.js' and 'scripts/table-cli.mjs', is well-structured and follows its stated purpose without any signs of malicious intent. It uses standard HTML escaping for data rendering and does not exhibit high-risk behaviors such as data exfiltration, unauthorized network calls, or persistence mechanisms.
能力标签
能力评估
Purpose & Capability
Name/description (table→image for chat platforms) align with included code (rendering API, CLI, themes) and dependencies (playwright/chromium) — these are expected for pixel-perfect font/emoji rendering.
Instruction Scope
SKILL.md instructs npm install and playwright chromium download and documents CLI and programmatic APIs. Runtime actions (reading JSON files, generating PNGs, reusing a browser) match the stated purpose and do not reference unrelated files, env vars, or external endpoints.
Install Mechanism
No install spec in registry, but SKILL.md and package.json require npm install and npx playwright install chromium (downloads ~100MB). Playwright is fetched from npm (package-lock references official registry). The network download of Chromium is expected but worth noting.
Credentials
The skill requests no environment variables or external credentials. CLI/API read local files (data/theme files) only — proportional to the task.
Persistence & Privilege
No always:true, no modifications to other skills or global agent settings. The skill launches a local headless browser instance and cleans up on exit — behaviour is scoped to its own runtime.
如何使用
- 确保已安装 OpenClaw(本地或 Docker 部署)
- 在对话框中输入安装命令:
/install markdowntable2image - 安装完成后,直接呼叫该 Skill 的名称或使用
/markdowntable2image触发 - 根据 Skill 的参数说明提供必要输入,即可获得结构化输出
版本历史
v1.1.0
- Added 5 new built-in table themes: sweet-pink, deep-sea, wisteria, pond-blue, camellia.
- Introduced support for custom theme objects with automatic theme generation based on primary and secondary colors.
- Updated documentation to include previews and details for new and custom themes.
- No breaking changes; previous theme names and API usage remain compatible.
v1.0.3
Improve image sharpness with deviceScaleFactor: 2 - PNG images now render at 2x resolution for sharper text and emoji
v1.0.2
- Added a link to the project's GitHub repository in the documentation.
- Updated theme preview image URLs to use absolute links from the GitHub repository, supporting direct previews even outside the local repo.
v1.0.1
- Added explicit installation instructions and prerequisites, including Node.js version and Playwright/Chromium setup.
- Introduced an "install" section in the manifest for easier setup guidance.
- Specified Node.js engine requirement (>=18.0.0) in the manifest.
- No breaking changes to APIs or core functionality.
v1.0.0
Initial release of Table2Image: Convert markdown tables and JSON data into high-quality PNG images for chat platforms.
- Supports conversion of tables via CLI, programmatic API, or automatic markdown detection.
- Includes multiple visual themes: discord-light, discord-dark, finance, and minimal.
- Features conditional formatting, custom column widths, and built-in emoji/font rendering.
- Designed for improved table presentation on Discord, Telegram, WhatsApp, and more.
- Performance optimized with browser reuse for fast repeated rendering.
元数据
常见问题
Table2Image 是什么?
Convert markdown tables and JSON data to PNG images. Perfect for Discord, Telegram, and other platforms where markdown tables render poorly. Use when Claude... 它是一个面向 Claude Code / OpenClaw 的 AI Agent Skill 插件,目前累计下载 185 次。
如何安装 Table2Image?
在 OpenClaw 或 Claude Code 对话框中运行命令「/install markdowntable2image」即可一键安装,无需额外配置。
Table2Image 是免费的吗?
是的,Table2Image 完全免费,采用 MIT-0 许可证,可自由下载、安装和使用。
Table2Image 支持哪些平台?
Table2Image 跨平台运行,可在任意部署了 OpenClaw / Claude Code 的环境中使用(cross-platform)。
谁开发了 Table2Image?
由 umrjs(@umrzcz-831)开发并维护,当前版本 v1.1.0。
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