How do I install the Canv Extension Author Claude Code skill?

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

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.

ClaudSkills / General / plugins-extensions

Canv Extension Author

Category: General · Sub-category: plugins-extensions · Last updated: 2026-05-24

Use when the user asks you to build, edit, or debug a Canv extension. Triggers on "build me a Canv extension", "build me a Canv panel", "build me a fileHandler for X", "add a Canv extension that …", "write an extension for Canv that …", or any explicit request to add UI or functionality to Canv via its extension system. Provides the manifest schema, all six contribution types, runtime constraints, CSP rules, and working recipes.

From the source SKILL.md

You are building an extension for Canv — a desktop writing app (Electron + React + TypeScript). Extensions extend Canv's UI via six contribution types: panel, fileHandler, command, menu, statusBar, language. An extension is a directory with manifest.json plus entry files; users install via Extensions tab → "Install from folder…".

What this skill does

Canv Extension Author is a community-contributed Claude Code skill in the plugins-extensions sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/canv-extension-author/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when the user asks you to build, edit, or debug a Canv extension. Triggers on "build me a Canv extension", "build me a Canv panel", "build me a fileHandler for X", "add a Canv extension that …", "write an extension for Canv that …", or any explicit request to add UI or functionality to Canv via its extension system.

Who uses this skill

The Canv Extension Author Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 70,000+ 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/canv-extension-author
curl -L https://claudskills.com/skills/canv-extension-author/SKILL.md \
  -o ~/.claude/skills/canv-extension-author/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/canv-extension-author/. Claude Code auto-discovers it on next session.

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

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

Attribution & license

Source: https://github.com/skycubeuk/Canv/blob/HEAD/skills/canv-extension-author/SKILL.md
License: MIT
Author: skycubeuk

Cite this skill

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

APA

skycubeuk. (2026). Canv Extension Author [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/canv-extension-author/

BibTeX

@misc{canv-extension-author-2026,
  author    = {skycubeuk},
  title     = {Canv Extension Author [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/canv-extension-author/}
}

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