# markuplint HTML Linter for All Markup Developers

> markuplint is a comprehensive HTML linter designed for all markup developers. It enforces accessibility, spec compliance, and best practices across HTML, JSX, Vue, Svelte, Astro, PHP, Pug, and more template languages through a pluggable parser architecture.

- Skill: `agentskillexchange/markuplint-html-linter-for-all-markup-developers` (Agent Skill)
- Install (CLI): `npx skillmds@latest add agentskillexchange/markuplint-html-linter-for-all-markup-developers`
- Raw SKILL.md: https://api.skillmd.com/api/skills/agentskillexchange/markuplint-html-linter-for-all-markup-developers/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Web & Frontend
- Author: agentskillexchange (https://skillmd.com/u/agentskillexchange)
- Updated: 2026-09-08
- Page: https://skillmd.com/skills/agentskillexchange/markuplint-html-linter-for-all-markup-developers

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# markuplint HTML Linter for All Markup Developers

markuplint is a comprehensive HTML linter designed for all markup developers. It enforces accessibility, spec compliance, and best practices across HTML, JSX, Vue, Svelte, Astro, PHP, Pug, and more template languages through a pluggable parser architecture.

## Installation

No source-backed install or usage instructions could be extracted automatically. Review the upstream project before running this skill in a sensitive workflow.

- Source: https://github.com/markuplint/markuplint

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/markuplint-html-linter/)