Agent Skills: email-subject-line-optimizer
A/B test subject line variations using proven copywriting frameworks. Predict open rates based on historical performance.
ID: nicepkg/ai-workflow/email-subject-line-optimizer
28348
Install this agent skill to your local
Skill Files
The files that make up email-subject-line-optimizer.
More agent skills
- releaseCut a FastMCP release end to end. Use when the maintainer says "cut a release", "prep a patch", "ship 4.x.y", or asks what a release would contain. Covers the notes preview, the title pun, the docs changelog PR that must land before the tag, the tag itself, the publish fan-out, and verifying gofastmcp.com actually deployed.
- continual-learningGuide for implementing continual learning in AI coding agents — hooks, memory scoping, reflection patterns. Use when setting up learning infrastructure for agents.
- create-technical-spikeCreate time-boxed technical spike documents for researching and resolving critical development decisions before implementation.
- obsidian-markdownCreate and edit Obsidian Flavored Markdown with wikilinks, embeds, callouts, properties, and other Obsidian-specific syntax. Use when working with .md files in Obsidian, or when the user mentions wikilinks, callouts, frontmatter, tags, embeds, or Obsidian notes.
- plain-postgres-doctorCheck overall database health — schema correctness and operational health. Use when asked to check the database, validate schema, optimize indexes, or diagnose Postgres problems.
- python-error-handlingPython error handling patterns including input validation, exception hierarchies, and partial failure handling. Use when implementing validation logic, designing exception strategies, handling batch processing failures, or building robust APIs.