Is create-canvas-extension safe to install?

No known risky patterns found. The scan covers prompt injection, hidden Unicode, remote code execution and credential access in every text file of the skill. It cannot judge intent, so read any flagged line in context before installing.

How was this score calculated?

Four checks of 25 points each: spec, efficiency, clarity and security. Findings take points off the check they belong to, and any critical finding caps the grade at F. The same scanner runs in your browser at proskills.dev/scan.

Is this report current?

It was made from commit cb64ad1 on 2026-10-16. If the skill has changed since, paste the new version into the scanner for a fresh score.

I wrote this skill. Can I fix the score or have the page removed?

Fix the findings and push. The reports are rebuilt from GitHub on a schedule, so the next run picks the change up. To have the page removed, open an issue on the ProSkills GitHub repo.

Scan reports · github/awesome-copilot

create-canvas-extension: scan report

Create or register a canvas extension in the awesome-copilot repository. Use when asked to scaffold a new canvas extension, create its plugin.json, add a reusable extension to one or more plugins, or migrate extension… An automated scan of this public skill from github/awesome-copilot: security, token cost, spec and clarity, with every finding and its fix.

Result

Verdict

create-canvas-extension

92/100 · grade A

github/awesome-copilot/.github/skills/create-canvas-extension at cb64ad1

Spec 21 · Efficiency 25 · Clarity 21 · Security 25 (each out of 25)

Always loaded 88 tokens · on trigger 1,194 · on demand 0

spec/non-portable-keys warn · SKILL.mdNon-spec frontmatter (argument-hint). claude.ai and the Skills API reject the upload; move them under `metadata` or drop them.
clarity/output warn · SKILL.mdDoesn't say what the result should look like. Add an Output section.

Where it comes from

Source

Fact	Value
Repository	github/awesome-copilot
Skill folder	.github/skills/create-canvas-extension
Stars	40,087
License	MIT
Commit scanned	cb64ad1
Scanned	2026-10-16
Files	1

ProSkills doesn't host or redistribute this skill. Get it from its repository, and check the license before reusing it. Something wrong here? Open an issue for a rescan or removal.

For maintainers

Badge for the README

If you maintain this skill, this badge shows its score and links to this report. Fix findings and the score moves with the next scan.

[![ProSkills scan 92/100](https://proskills.dev/badge?score=92)](https://proskills.dev/reports/github-create-canvas-extension)

Same repository

More from github/awesome-copilot

FAQ

Questions

Is create-canvas-extension safe to install?: No known risky patterns found. The scan covers prompt injection, hidden Unicode, remote code execution and credential access in every text file of the skill. It cannot judge intent, so read any flagged line in context before installing.
How was this score calculated?: Four checks of 25 points each: spec, efficiency, clarity and security. Findings take points off the check they belong to, and any critical finding caps the grade at F. The same scanner runs in your browser at proskills.dev/scan.
Is this report current?: It was made from commit cb64ad1 on 2026-10-16. If the skill has changed since, paste the new version into the scanner for a fresh score.
I wrote this skill. Can I fix the score or have the page removed?: Fix the findings and push. The reports are rebuilt from GitHub on a schedule, so the next run picks the change up. To have the page removed, open an issue on the ProSkills GitHub repo.

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