What is the key difference between Kastell and Jadx Ai Mcp?

Kastell belongs to the Security category with local stdio execution, while Jadx Ai Mcp belongs to the Security category with local stdio execution.

How do I install Kastell or Jadx Ai Mcp 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 Kastell and Jadx Ai Mcp free or paid?

Kastell operates under a Free / Open Source model (No auth required). Jadx Ai Mcp operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Kastell lists 6 tools with 2 views and 56 GitHub stars. Jadx Ai Mcp lists 6 tools with 3 views and 2,616 GitHub stars.

Can I use both Kastell and Jadx Ai Mcp 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.

How do I install Kastell or Jadx Ai Mcp in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Kastell and Jadx Ai Mcp free to use, or do they require API keys?

Kastell is listed under a Free / Open Source model with No auth required . Jadx Ai Mcp operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Kastell and Jadx Ai Mcp at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both kastelldev-kastell and zinja-coder-jadx-ai-mcp as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Kastell has a Quality Score of 52 /100 ( Good ) with 2 views, 0 installs, and 56 GitHub stars. Jadx Ai Mcp holds a Quality Score of 55 /100 ( Good ) with 3 views, 0 installs, and 2,616 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Kastell vs Jadx Ai Mcp

In-depth architectural comparison of the Kastell and Jadx Ai Mcp 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

Kastell

Security · Local stdio

Quality: 52/100 (Good) | Auth: No auth required

Jadx Ai Mcp

Security · Local stdio

Quality: 55/100 (Good) | Auth: No auth required

Verdict Summary: Choose Kastell if you need specialized Security tools running via a local process. Choose Jadx Ai Mcp if your workspace requires Security integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Kastell when:

You need dedicated capabilities in the Security domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
You have access to required keys: KASTELL_API_KEY, KASTELL_PROVIDER_TOKEN, KASTELL_SSH_KEY_PATH, KASTELL_CONFIG_PATH.
Primary tools included: 413 security checks in 29 categories, Automated safe fixes and 19-step production hardening, Compliance mapping to CIS, PCI-DSS, HIPAA.

Explore Kastell Details

Choose Jadx Ai Mcp when:

You need dedicated capabilities in the Security domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Integrated MCP server inside modified JADX-GUI, HTTP access to currently selected class and project code, Real-time AI code review and recommendations.

Explore Jadx Ai Mcp Details

Feature & Specification Comparison

Specification	Kastell kastelldev Security	Jadx Ai Mcp zinja-coder Security
Summary	Server security auditing and hardening toolkit. 413 security checks across 29 categories (SSH, Firewall, Docker, TLS, HTTP Headers), CIS/PCI-DSS/HIPAA compliance mapping, 19-step production hardening, fleet management, and forensic evidence collection. Supports Hetzner, DigitalOcean, Vultr, and Linode. 13 MCP tools.	JADX-AI-MCP is a plugin and MCP Server for the JADX decompiler that integrates directly with Model Context Protocol (MCP) to provide live reverse engineering support with LLMs like Claude.
Category & Scope	Security	Security
Quality signal	52/100 (Good)	55/100 (Good)
Transport Protocol	Local Subprocess (stdio)	Local Subprocess (stdio)
Auth Requirement	No auth required	No auth required
Pricing Model	Free / Open Source	Free / Open Source
Required Env Vars	`KASTELL_API_KEYKASTELL_PROVIDER_TOKENKASTELL_SSH_KEY_PATHKASTELL_CONFIG_PATH`	None required
Compatible Clients	Claude DesktopCursorWindsurfClineVS Code	Claude DesktopCursorWindsurfClineVS Code
Install path signal	`npx · low`	`npx · low`
Engagement & Health	2 views 0 copies 0 upvotes 56 stars	3 views 0 copies 0 upvotes 2,616 stars
Verified / Official	Community Listing	Community Listing
Open full listing	View Kastell Listing	View Jadx Ai Mcp Listing

Tools & Capabilities Breakdown

Kastell Tools (6)

413 security checks in 29 categories

Automated safe fixes and 19-step production hardening

Compliance mapping to CIS, PCI-DSS, HIPAA

Fleet management with multi-server support

Built-in MCP server with 17 AI tools

Support for Hetzner, DigitalOcean, Vultr, Linode

Jadx Ai Mcp Tools (6)

Integrated MCP server inside modified JADX-GUI

HTTP access to currently selected class and project code

Real-time AI code review and recommendations

Built-in Claude Desktop integration for live interaction

MCP client interoperability via local loopback

Tools to fetch classes, methods, fields, and smali code

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).

Kastell Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "kastelldev-kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastelldev-kastell"
      ],
      "env": {
        "KASTELL_API_KEY": "YOUR_KASTELL_API_KEY_HERE",
        "KASTELL_PROVIDER_TOKEN": "YOUR_KASTELL_PROVIDER_TOKEN_HERE",
        "KASTELL_SSH_KEY_PATH": "YOUR_KASTELL_SSH_KEY_PATH_HERE",
        "KASTELL_CONFIG_PATH": "YOUR_KASTELL_CONFIG_PATH_HERE"
      }
    }
  }
}

Jadx Ai Mcp Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "zinja-coder-jadx-ai-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "zinja-coder-jadx-ai-mcp"
      ]
    }
  }
}

Frequently Asked Questions

Kastell is categorized under Security and uses a local stdio subprocess. In contrast, Jadx Ai Mcp belongs to Security using local stdio subprocess. Select Kastell when you need capabilities focused on security and Jadx Ai Mcp when you require tools for security.

More alternatives to Kastell More alternatives to Jadx Ai Mcp Security category hub