ClaudSkills / Growth & Marketing / email-marketing

Newsletter Signal Scanner

Q: What is a Claude Code skill and how does the Newsletter Signal Scanner skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Newsletter Signal Scanner is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Growth & Marketing category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Growth & Marketing · Sub-category: email-marketing · Last updated: 2026-05-21

type:scanner

Subscribe to and scan industry newsletters for buying signals, competitor mentions, ICP pain-point language, and market shifts. Parses incoming newsletter emails via AgentMail, matches against keyword campaigns, and delivers a weekly digest of actionable signals. Use when a marketing team wants to turn newsletter subscriptions into an ongoing intelligence feed without manual reading.

From the source SKILL.md

Turn your newsletter subscriptions into a structured intelligence feed. Monitors an AgentMail inbox for incoming newsletters, extracts signal-relevant content by keyword campaign, and delivers a weekly digest of what matters — competitor mentions, ICP pain language, market shifts, and emerging topics.

What this skill does

Newsletter Signal Scanner is a community-contributed Claude Code skill in the email-marketing sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/newsletter-signal-scanner/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when a marketing team wants to turn newsletter subscriptions into an ongoing intelligence feed without manual reading.

Who uses this skill

The Newsletter Signal Scanner Claude Code skill is built for growth marketers, product-led growth teams, founders running experiments, and performance marketing teams. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 119,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/newsletter-signal-scanner
curl -L https://claudskills.com/skills/newsletter-signal-scanner/SKILL.md \
  -o ~/.claude/skills/newsletter-signal-scanner/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/newsletter-signal-scanner/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/newsletter-signal-scanner/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\newsletter-signal-scanner\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Newsletter Signal Scanner Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/newsletter-signal-scanner/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Newsletter Signal Scanner skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Newsletter Signal Scanner skill?

Use Newsletter Signal Scanner when your Claude Code task falls under the Growth & Marketing category — specifically in the email marketing area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Newsletter Signal Scanner" or describe the task and let Claude pick). Browse related skills at /category/growth/.

What is a Claude Code skill and how does the Newsletter Signal Scanner skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Newsletter Signal Scanner is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Growth & Marketing category. Learn more at /learn/what-is-a-claude-skill/.

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

ClaudSkills. (2026). Newsletter Signal Scanner [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/newsletter-signal-scanner/

BibTeX

@misc{newsletter-signal-scanner-2026,
  author    = {ClaudSkills},
  title     = {Newsletter Signal Scanner [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/newsletter-signal-scanner/}
}

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Badge

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