Skills/npm/next-devtools-mcp

next-devtools-mcp@0.4.0

VERIFIED

Publisher claims: "Next.js development tools MCP server with stdio transport" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher vercel · joined 0 days agoInstalls 435KLast detonated 2 h ago
$claude mcp add next-devtools-mcp -- npx -y next-devtools-mcp
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-26 and scored it 84/100 (Verified). It did what it claims and nothing else we could detect: no undeclared network egress, no credential reads, no persistent instruction writes. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 2 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
1.6sprocessdependency install exit 1
1.8sprocessexec /usr/bin/timeout
1.8sprocessexited 1: Node.js v22.23.4
1.8sclaimedno tools/list reply (exit 1)
1.8sprocessscript backend runs setup only

Static findings

MEDIUM
npx invocation of non-well-known packagedist/_internal/nextjs-runtime-manager.js:287 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagedist/_internal/nextjs-runtime-manager.js:265 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagedist/tools/nextjs-docs.js:110 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Instructs the agent to modify its persistent memory or instruction filesdist/tools/nextjs-docs.js:111 · Instructs the agent to modify its persistent memory or instruction filesFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
MEDIUM
npx invocation of non-well-known packagedist/tools/nextjs_index.js:55 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagedist/tools/nextjs_index.js:38 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagedist/tools/nextjs_index.js:120 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06