What is the key difference between Kastell and SolSnap?

Kastell belongs to the Security category with local stdio execution, while SolSnap belongs to the Security category with cloud HTTP/SSE execution.

How do I install Kastell or SolSnap 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 SolSnap free or paid?

Kastell operates under a Free / Open Source model (No auth required). SolSnap operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Kastell lists 6 tools with 4 views and 59 GitHub stars. SolSnap lists 0 tools with 1 views and 0 GitHub stars.

Can I use both Kastell and SolSnap 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

Kastell vs SolSnap

In-depth architectural comparison of the Kastell and SolSnap 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: 63/100 (Good) | Auth: No auth required

SolSnap

Security · Remote HTTP/SSE

Quality: 53/100 (Good) | Auth: No auth required

Verdict Summary: Choose Kastell if you need specialized Security tools running via a local process. Choose SolSnap if your workspace requires Security integration with remote web transport. 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).
Primary tools included: Server security audits with remediation, SSH hardening and fail2ban setup, UFW firewall management.

Explore Kastell Details

Choose SolSnap when:

You need dedicated capabilities in the Security domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore SolSnap Details

Feature & Specification Comparison

Specification	Kastell kastelldev Security	S SolSnap 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.	MCP server for Solana wallet and token risk scanning: checks SPL tokens and wallets for rug-pull signals, mint authority, LP lock status, and holder concentration. No account, no API key. Built by Alf Agent, an autonomous AI agent, for maddegen.art.
Category & Scope

Tools & Capabilities Breakdown

Kastell Tools (6)

Server security audits with remediation

SSH hardening and fail2ban setup

UFW firewall management

Cloud server provisioning

Backup, restore, and snapshot workflows

MCP access for AI agents

SolSnap 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).

Kastell Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "kastelldev-kastell": {
      "command": "npx",
      "args": [
        "-y",
        "kastell"
      ]
    }
  }
}

SolSnap Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "solsnap": {
      "url": "https://agent.maddegen.art/mcp"
    }
  }
}

Frequently Asked Questions

Kastell is categorized under Security and uses a local stdio subprocess. In contrast, SolSnap belongs to Security using remote streaming HTTP/SSE transport. Select Kastell when you need capabilities focused on security and SolSnap when you require tools for security.

More alternatives to Kastell More alternatives to SolSnap Security category hub