65
grade C
10 days ago
pulsemcp
Node Code Sandbox
Provides a secure Docker-based sandbox for executing JavaScript code with npm dependencies, offering both persistent and ephemeral containers with strict resource limits for safe code testing and demonstration.
Install from
M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.
// key findings
⚠️
Known vulnerabilities in dependencies: 3 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
✅
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.
🔐
You'll be asked for 1 credential: OPENAI_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// required environment variables
This server reads these from
process.env. You'll be asked to provide them before it can run.config
DOCKER_CONTAINERconfig
DOCKER_ENVconfig
FILES_DIR— "=$HOME/Desktop/sandbox-output",🔐 secret
OPENAI_API_KEYconfig
OPENAI_MODELconfig
RUN_SCRIPT_TIMEOUT// 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
[](https://m8ven.ai/mcp/alfonsograziano-node-code-sandbox-mcp-18bywd)commit: 60f3e52c239f27e1528dbdf508875da574479ba5
code hash: 8ce9cba87c3b84bf994edf26e96970b9823cad5e87cdc1f146c46cc263342718
verified: 4/11/2026, 1:55:21 PM