What is the key difference between DataJud (CNJ) and Canlii?

DataJud (CNJ) belongs to the Legal category with local stdio execution, while Canlii belongs to the Legal category with local stdio execution.

How do I install DataJud (CNJ) or Canlii in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are DataJud (CNJ) and Canlii free or paid?

DataJud (CNJ) operates under a Free / Open Source model (No auth required). Canlii operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

DataJud (CNJ) lists 0 tools with 0 views and 2 GitHub stars. Canlii lists 0 tools with 0 views and 5 GitHub stars.

Can I use both DataJud (CNJ) and Canlii together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

DataJud (CNJ) vs Canlii

In-depth architectural comparison of the DataJud (CNJ) and Canlii MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

DataJud (CNJ)

Legal · Local stdio

Quality: 32/100 (Emerging) | Auth: No auth required

Canlii

Legal · Local stdio

Quality: 37/100 (Fair) | Auth: No auth required

Verdict Summary: Choose DataJud (CNJ) if you need specialized Legal tools running via a local process. Choose Canlii if your workspace requires Legal integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose DataJud (CNJ) when:

You need dedicated capabilities in the Legal domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore DataJud (CNJ) Details

Choose Canlii when:

You need dedicated capabilities in the Legal domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Canlii Details

Feature & Specification Comparison

Specification	DataJud (CNJ) Legal	Canlii Legal
Summary	Public lookup of Brazilian court cases (metadata + docket) via the CNJ/DataJud API. Free, no login.	Search Canadian case law, browse legislation, and check citations via the CanLII API.
Category & Scope	Legal	Legal
Quality signal

Tools & Capabilities Breakdown

DataJud (CNJ) Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Canlii Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

DataJud (CNJ) Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "datajud-cnj": {
      "command": "npx",
      "args": [
        "-y",
        "datajud-cnj"
      ]
    }
  }
}

Canlii Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "canlii": {
      "command": "npx",
      "args": [
        "-y",
        "canlii-mcp"
      ]
    }
  }
}

Frequently Asked Questions

DataJud (CNJ) is categorized under Legal and uses a local stdio subprocess. In contrast, Canlii belongs to Legal using local stdio subprocess. Select DataJud (CNJ) when you need capabilities focused on legal and Canlii when you require tools for legal.

More alternatives to DataJud (CNJ)More alternatives to Canlii Legal category hub Canonical compare URL