io.github.jmshinhwa/tailwind-v4-upgrade-blocker-lint

Official

by jmshinhwa · JavaScript

19 rules that find the Tailwind v3 syntax Tailwind v4 removed or silently redefined, in the file you

This MCP server provides linting rules to detect Tailwind v3 syntax that Tailwind v4 removed or silently redefined. Its description indicates it focuses on the contents of the file being analyzed, highlighting incompatibilities before an upgrade.

🛠️ Key Features

Includes 19 rules for Tailwind v3-to-v4 upgrade blockers
Identifies Tailwind v3 syntax removed or silently redefined in Tailwind v4
Operates on the file being checked (“in the file you”)

🚀 Use Cases

Upgrade projects from Tailwind v3 to Tailwind v4
Find syntax that may break or change meaning due to removed/redefined Tailwind v4 behavior

⚡ Developer Benefits

Helps surface upgrade issues by rule-based detection
Supports targeted review of problematic Tailwind syntax in a specific file

⚠️ Limitations

Coverage is limited to the listed 19 rules and the Tailwind v3 syntax they detect

Topics

compliancecursordevsecopslintermcp-serveropen-vsxvscode-extension

Install

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "tailwind-v4-upgrade-blocker-lint": {
      "command": "npx",
      "args": [
        "-y",
        "@readystack/tailwind-v4-upgrade-blocker-lint@1.0.1",
        "--mcp"
      ]
    }
  }
}