What is email-marketing-bible?
email-marketing-bible is a Claude skill by CosmoBlk that 55K-word email marketing guide as an AI skill. It is listed under Marketing & growth and has 346 GitHub stars.
| Type | Claude skill |
|---|---|
| Author | CosmoBlk |
| Repository | CosmoBlk/email-marketing-bible |
| Popularity | 346 GitHub stars |
| Category | Marketing & growth |
| Security | Low risk (96/100) |
| Rank | #813 of 1,262 Claude skills; #67 in Marketing & growth |
| SKILL.md length | 156 lines |
| License | MIT |
| Last commit | 2026-10-13 |
| Stars this week | +14 |
Is email-marketing-bible safe to install?
email-marketing-bible scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 8 of 9 checks.
Skill results come from a static scan of its SKILL.md for instruction overrides, hidden actions, risky commands and credential access.
| Check | Result |
|---|---|
| No instruction-override phrases | Pass |
| No hidden actions | Pass |
| No pipe-to-shell installers | Pass |
| No obfuscated code | Pass |
| No destructive commands | Pass |
| Doesn't ask for keys or credentials | Pass |
| Makes network requests | Note |
| No shell commands | Pass |
| Installs no packages | Pass |
What the scan matched
- network:
https://
How do I install email-marketing-bible?
- Install with the skills CLI. Works for Claude Code and other agents that read skills.
npx skills add https://github.com/CosmoBlk/email-marketing-bible --skill email-marketing-bible
- Or copy it by hand. Claude Code loads any folder with a SKILL.md from ~/.claude/skills.
git clone https://github.com/CosmoBlk/email-marketing-bible cp -r email-marketing-bible/email-marketing-bible ~/.claude/skills/email-marketing-bible
- Use it. Claude loads the skill when a task matches its description. You can also name it in your prompt.
Use the email-marketing-bible skill to …
Or ask Claude to set it up
Paste this into Claude Code and it installs email-marketing-bible for you:
Install the "email-marketing-bible" skill from https://github.com/CosmoBlk/email-marketing-bible into ~/.claude/skills, then tell me in one line what it does.