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Impeccable

One design skill with named workflows, browser iteration, and edit hooks.

The editorial verdict

Where it earns its place.

The broadest workflow of the four lead picks: it carries product context from setup into design, critique, polish, and browser iteration. Its launcher and native edit hooks add more moving parts than a plain instruction file. Choose it when you want that ongoing workflow and are willing to configure it.

Reach for it when

  • Iterating on an existing interface across several passes
  • Teams that want named design commands and persistent product context

Think twice if

  • You want instructions without downloaded runtime code
  • You cannot run the local launcher and its supporting tools

Before you install

Compatibility & contents.

Claude Code
native
Cursor
native
Codex
native
Gemini CLI
native
GitHub Copilot
native
License
Apache-2.0
Bundled scripts
Present
Hooks
Present

Native: documented support. Partial: setup or adaptation may be needed. Not verified: the source has not established this fact. “None found” describes the inspected skill, not a security audit. Read the methodology.

Source context

The repository, in numbers.

Stars
105,827
Forks
6,293
Open issues + PRs
73
Last repository commit
Nov 8, 2026

Source: GitHub / pbakaus/impeccable. Repository totals may be shared by several skills. Snapshot fetched ; these are not live counts. Check the snapshot date for freshness. Popularity is not a measure of design quality.

Watch the overlap.

No conflicts are recorded. This does not establish that every combination has been tested.