a2a-demos vs everything
Side-by-side comparison to help you pick between these two MCP servers.
a2a-demos by capiscio | everything by modelcontextprotocol | |
|---|---|---|
| Stars | ★ 18 | ★ 85,748 |
| 30d uses | — | — |
| Score | 43 | 77 |
| Official | — | ✓ |
| Categories | SecurityAI / LLM ToolsDeveloper Tools | Developer ToolsAI / LLM ToolsOther |
| Language | Python | TypeScript |
| Last commit | this month | this month |
a2a-demos · Summary
Demo agents showcasing CapiscIO Agent Guard and MCP Guard with trust badges, identity verification, and tool-level authorization.
everything · Summary
Official MCP test server exercising all protocol features for client builders.
a2a-demos · Use cases
- Securing MCP servers with trust badges and identity verification
- Implementing runtime policy changes for AI agent authorization
- Demonstrating trust infrastructure across different AI frameworks (LangChain, CrewAI, LangGraph)
everything · Use cases
- Testing MCP client implementations against all protocol features
- Learning MCP protocol capabilities through a reference server
- Validating client compatibility with different transport methods
a2a-demos · Install
Installation
Each demo has its own setup process:
- **Enforcement Demo**:
cd enforcement-demo && ./setup.sh - **Policy Demo**:
cd policy-demo && ./setup.sh - **Agent Guard Demos**:
cd multi-agent-demo && ./setup.sh
Make sure you have Python 3.11+ and a CapiscIO account with API key. For integration demos, you'll also need an OpenAI API key.
Claude Desktop Configuration
Add this to your Claude Desktop configuration:
{
"mcpServers": {
"capiscio-guard": {
"command": "python",
"args": ["path/to/a2a-demos/enforcement-demo/server/main.py"]
}
}
}everything · Install
NPX (recommended)
{
"mcpServers": {
"everything": {
"command": "npx",
"args": ["-y", "@modelcontextprotocol/server-everything"]
}
}
}On Windows, use cmd /c:
{
"mcpServers": {
"everything": {
"command": "cmd",
"args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
}
}
}Docker
{
"mcpServers": {
"everything": {
"command": "docker",
"args": ["run", "-i", "--rm", "mcp/everything"]
}
}
}Global install
npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything