mcp-sandbox

Item: mcp-sandbox
Rating: 69
Author: M8ven

A public MCP server providing test fixtures for developers and QA, with a single tool 'identity' that returns a unique canary string to verify the server's response.

→ heptafox/mcp-sandbox · listed on glama

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// key findings

✅

3 tools verified — handlers match their declared behaviour

3 read-only tools verified — handlers contain no write/delete/exec

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/heptafox-mcp-sandbox-1kwk16)](https://m8ven.ai/mcp/heptafox-mcp-sandbox-1kwk16)

commit: c35ff25f35b11b397c75aa1ca6c77f40988d6e79

code hash: ace8744416adc6298e1da72d1d7dff89839d2414cebd3298cfeea5a8dfbd8f1c

verified: 6/29/2026, 11:19:22 AM

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