NotInvalid

Name: NotInvalid
Author: flutter-tizen

Skill by flutter-tizen · updated 1 month ago · ★ 4

Score 40

A deliberately broken fixture used by example/README.md to show what each rule's error output looks like. NotInvalid is published by flutter-tizen on GitHub.

Install GitHub

Works withClaude CodeClaude apps Antigravity CLI

Maintenance

Last commit 42 days ago

Licence

BSD-3-Clause: permissive, fine for commercial use

Quality

Clear description, installs from GitHub, original repository

Security

Not checked yet. What we check

Install NotInvalid

Built from the published package, never by AI

git clone --depth 1 https://github.com/flutter-tizen/skills /tmp/skills && mkdir -p ~/.claude/skills && cp -r /tmp/skills/tool/dart_skills_lint/example/invalid ~/.claude/skills/notinvalid

Run in your terminal. Claude Code loads skills from ~/.claude/skills automatically.

Step-by-step: install NotInvalid in Claude Code

git clone --depth 1 https://github.com/flutter-tizen/skills /tmp/skills && mkdir -p ~/.gemini/antigravity-cli/skills && cp -r /tmp/skills/tool/dart_skills_lint/example/invalid ~/.gemini/antigravity-cli/skills/notinvalid

Antigravity CLI loads skills from ~/.gemini/antigravity-cli/skills, or .agents/skills for one project.

Step-by-step: install NotInvalid in Antigravity CLI

Skills can run scripts on your machine. Some need an API key: check the README.

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NotInvalid vs aria-deprecated-role NotInvalid vs heading-order NotInvalid vs definition-list

NotInvalid: common questions

How do I install NotInvalid?

Run the command above to copy the skill into ~/.claude/skills/. Claude Code picks it up automatically.

Is NotInvalid free?

The code is published under the BSD-3-Clause licence. The service it connects to may have its own pricing.

Is NotInvalid safe to use?

It scores 40 of 100. Grades: maintenance B, licence A, quality C. The security check has not run for it yet. Review the code before you install. How grades work.

What are alternatives to NotInvalid?