filesystem vs firefox-devtools-mcp
Side-by-side comparison to help you pick between these two MCP servers.
filesystem by modelcontextprotocol | firefox-devtools-mcp by mozilla | |
|---|---|---|
| Stars | ★ 85,748 | ★ 162 |
| 30d uses | — | — |
| Score | 77 | 50 |
| Official | ✓ | — |
| Categories | File SystemDeveloper ToolsProductivity | Browser AutomationDeveloper ToolsWeb Scraping |
| Language | TypeScript | TypeScript |
| Last commit | this month | this month |
filesystem · Summary
A feature-rich MCP server for filesystem operations with dynamic directory access control.
firefox-devtools-mcp · Summary
Mozilla's MCP server for automating Firefox DevTools via WebDriver BiDi, enabling AI assistants to control and inspect browser functionality.
filesystem · Use cases
- Enable AI models to read and write project files during development
- Allow Claude or other MCP clients to browse and analyze codebases
- Provide secure sandboxed access to specific directories for content generation
firefox-devtools-mcp · Use cases
- Automated web testing with AI assistants that can navigate pages and interact with elements
- Web scraping and data extraction by AI systems that can control browser behavior
- Visual regression testing through automated screenshot comparison
filesystem · Install
Installation
Using NPX
{
"mcpServers": {
"filesystem": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-filesystem",
"/path/to/allowed/directory"
]
}
}
}Using Docker
{
"mcpServers": {
"filesystem": {
"command": "docker",
"args": [
"run",
"-i",
"--rm",
"--mount", "type=bind,src=/path/to/allowed/dir,dst=/projects/allowed/dir",
"mcp/filesystem",
"/projects"
]
}
}
}VS Code Extension
Click the installation buttons in the README to install directly in VS Code.
firefox-devtools-mcp · Install
Installation with Claude Code
claude mcp add firefox-devtools npx firefox-devtools-mcp@latestOr add to Claude Code settings:
{
"mcpServers": {
"firefox-devtools": {
"command": "npx",
"args": ["-y", "firefox-devtools-mcp@latest", "--headless", "--viewport", "1280x720"],
"env": {
"START_URL": "about:home"
}
}
}
}Prerequisites
- Node.js ≥ 20.19.0
- Firefox 100+ installed