Directory / Awesome Copilot skills (GitHub) / em-dash

em-dash

Expert on the history, origin, and correct use of the em dash. Use when writing or reviewing code, comments, or data files to avoid em and en dashes, defaulting to never using them and replacing any found with a hyphen (-). Includes strong knowledge of punctuation marks and the proper usage of punctuation characters when writing comments.
Description from the SKILL.md front matter.

Install

GitHub CLI v2.90+ (Copilot by default)

gh skill install github/awesome-copilot em-dash

For Claude Code

gh skill install github/awesome-copilot em-dash --agent claude-code

For Codex

gh skill install github/awesome-copilot em-dash --agent codex

Commands follow each host's documentation (GitHub Copilot, plus Claude Code, Codex, Cursor via gh skill docs). gh skill needs GitHub CLI 2.90 or later and is in public preview.

Listed from GitHub + community contributors's catalog, not reviewed by us. Read the source before installing.

Catalog: Awesome Copilot skills (GitHub)
Author: Not stated in the source
Source code: github/awesome-copilot
License: MIT (repository license)
Repository stars: 40,178 for github/awesome-copilot (the whole catalog repo)
Added to catalog: Not tracked for this source
Last change: 2026-10-16 (last push to the repo)

What it contains

Skills: 1

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