MCP Js
VerifiedA Javascript code execution sandbox that uses v8 to isolate code to run AI generated javascript locally without fear. Supports heap snapshotting for persistent sessions.
Install
No auto-install command available for this server.
Check the GitHub repository for setup instructionsSafety Report
details
Authentication detected: bearer_check, auth_header, jwt_verify, oauth
details
No CORS-relevant transport detected (likely stdio)
details
No rate limiting mechanism detected
details
No known CVEs in dependencies
details
No known vulnerable dependencies detected
details
No dangerous code patterns detected
details
License: 0BSD
details
Last commit 2 days ago
Frequently Asked Questions
What is MCP Js?
A Javascript code execution sandbox that uses v8 to isolate code to run AI generated javascript locally without fear. Supports heap snapshotting for persistent sessions.
Is MCP Js safe to use?
Yes, MCP Js has passed our 8-point security audit and is rated Verified. All checks including authentication, dependency audit, and known CVE scan passed.
What are alternatives to MCP Js?
Similar MCP servers include Serena, MCP Run Python, DesktopCommanderMCP. Each serves a similar purpose but may differ in features, language, and compatibility.
Similar MCP Servers
Serena
CautionA fully-featured coding agent that relies on symbolic code operations by using language servers.
MCP Run Python
CautionRun Python code in a secure sandbox via MCP tool calls
DesktopCommanderMCP
CautionA swiss-army-knife that can manage/execute programs and read/write/search/edit code and text files.