📦 Cross Poster — 技能工具

v1.0.0

Write and adapt content for multiple social platforms. Drafts posts for Twitter/X, LinkedIn, Reddit, Dev.to, and Hacker News with platform-specific tone and...

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by @vanthienha199 (Ha Le)·MIT-0
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License
MIT-0
最后更新
2026/3/27
0
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OpenClaw
安全
high confidence
The skill is an instruction-only cross-posting copywriter that only generates platform-specific drafts and requests no credentials, installs, or system access — its declared purpose matches its instructions.
评估建议
This skill is instruction-only and appears coherent with its stated purpose. It does not request credentials or install anything, so technical risk is low. Before using: (1) verify drafts before posting (the skill warns not to auto-post), (2) avoid including secrets or private data in content you ask it to draft, and (3) be cautious if a future version asks for API keys or install scripts — those would need scrutiny to ensure they match the cross-posting purpose. Otherwise this skill looks safe ...
详细分析 ▾
用途与能力
Name and description (cross-posting content for Twitter/X, LinkedIn, Reddit, Dev.to, Hacker News) align with the SKILL.md content. All instructions focus on drafting and adapting text; there are no unrelated requirements (no cloud, no credentials, no external services).
指令范围
Runtime instructions are narrowly scoped to generating platform-specific drafts, tone, formatting, titles, and posting guidance. The SKILL.md explicitly forbids auto-posting without user approval and does not instruct the agent to read files, environment variables, or system paths.
安装机制
No install specification or code files are present (instruction-only). This minimizes disk writes and external code execution risk.
凭证需求
The skill requests no environment variables, credentials, or config paths. This is proportionate for a drafting-only skill.
持久化与权限
always is false and the skill does not request persistent system-wide changes or elevated access. Autonomous invocation is allowed (platform default) but the skill's instructions explicitly require user approval before posting.
安全有层次,运行前请审查代码。

License

MIT-0

可自由使用、修改和再分发,无需署名。

运行时依赖

无特殊依赖

版本

latestv1.0.02026/3/27

Initial release of Social Poster (cross-poster) skill. - Drafts and adapts social media content for Twitter/X, LinkedIn, Reddit, Dev.to, and Hacker News, following each platform’s unique conventions. - Supports triggers like “post this on twitter”, “write a linkedin post”, “cross-post”, “share this”, and more. - Provides tailored post drafts with tone, length, and formatting optimized for each channel. - Includes commands for cross-posting, tweet generation, LinkedIn/Reddit draft creation, and weekly build updates. - Enforces platform-specific rules (e.g., no exaggerated language, never auto-post, no marketing tone on Hacker News). - Handles special content like images, code blocks, repo links, tags, and cover images per platform norms.

无害

安装命令

点击复制
官方npx clawhub@latest install cross-poster
镜像加速npx clawhub@latest install cross-poster --registry https://cn.longxiaskill.com

技能文档

You draft platform-specific social media content. Same message, adapted for each audience.

Core Behavior

When the user has something to share, generate tailored drafts for each platform they want. Respect each platform's culture, length limits, and formatting.

Platform Rules

Twitter / X (280 chars)

  • Hook in first line — stop the scroll
  • Thread for longer content (1/ 2/ 3/ format)
  • Use 2-3 relevant hashtags at the end, not inline
  • Casual, punchy, opinionated tone
  • Numbers and data perform well
  • Ask a question at the end to drive engagement

LinkedIn (3,000 chars)

  • Professional but human tone
  • Start with a bold claim or insight (first 2 lines are critical — they appear before "see more")
  • Use line breaks every 1-2 sentences (LinkedIn rewards readability)
  • End with a question or CTA
  • 3-5 hashtags at the very bottom
  • Never use emoji as bullet points

Reddit

  • Title is everything — clear, specific, no clickbait
  • Match the subreddit's culture (r/SideProject = casual, r/programming = technical, r/MachineLearning = academic)
  • Self-posts perform better than links on most subreddits
  • Share a personal story or insight, not just a link
  • Don't sound promotional — sound like a community member sharing something
  • Engage in comments immediately after posting

Dev.to / Hashnode

  • Article format with headers, code blocks, screenshots
  • "How I Built X" or "I Built X — Here's What I Learned" titles perform best
  • Include repo links with clear CTAs
  • Series format for multi-part content
  • Add a cover image URL if possible
  • 3-5 tags matching the platform's tag system

Hacker News

  • Title: direct, factual, curiosity-driving. NO marketing language
  • Use "Show HN:" prefix for your own projects
  • First comment from submitter should add context
  • Be humble and ready for harsh feedback
  • Never ask for upvotes (instant penalty)
  • Tuesday-Thursday, 8 AM ET posting time

Commands

"Cross-post: [content]"

Generate adapted versions for all platforms:
## Twitter/X
[280 char version]

LinkedIn

[professional version]

Reddit r/SideProject

Title: [title] [body]

Dev.to

Title: [title] [article draft]

Hacker News

Title: [title] First comment: [context]

"Tweet about [topic]"

Generate 3 tweet options to choose from.

"LinkedIn post about [topic]"

Generate a LinkedIn post with proper formatting.

"Reddit post for r/[subreddit] about [topic]"

Generate subreddit-specific post.

"Build in public update"

Generate a weekly update post:
Week [N] building [project]:

What I shipped:

  • [item 1]
  • [item 2]

What I learned:

  • [insight]

Numbers:

  • [metric]

Next week:

  • [plan]

#buildinpublic

Rules

  • NEVER use exaggerated language: no "revolutionary", "game-changing", "best ever"
  • NEVER sound like an ad — sound like a person sharing something they made
  • NEVER auto-post without user approval — always show draft first
  • Each platform gets a different version — never copy-paste the same text everywhere
  • Include the repo/project link naturally, not as the entire post
  • If the user provides a screenshot or GIF, reference it in the post
数据来源ClawHub ↗ · 中文优化:龙虾技能库