Is Yaver MCP server safe?

Probably. Read the findings first.

C57/100grade C

Use with care. Some checks failed or could not be verified.

What to know before installing

How Yaver compares

Against every graded Developer tools MCP server, from our own scans and uptime checks. Updated after each scan run.

Release history: 6 versions in the registry since 2026-09-13, latest 2026-10-10, typically one every 5 days.

scanner v0.1.10 · 2026-10-15 · same rubric, same numbers if you re-run it

1 high2 medium

Code scan26 source files scanned3/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 4 days ago15/15
Maintainer identityregistry namespace matches repository owner7/10

mediumnpm install lifecycle script presentinstall.script

package.json: …est": "node --test test/*.test.js", "postinstall": "node src/postinstall.js", "preunin…

highShell command built from a string (injection risk)exec.shell-concat

src/commands/doctor.js: …ction commandExists(name) { try { execSync(`command -v ${name}`, { stdio: ['ignore', 'pipe', 'ign…

Overall 57/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

walkerOS Flow
Build, validate, simulate, and deploy walkerOS event pipelines
not reviewed
Established
B
Omnara
Deploy durable AI agents with Omnara, an open-source managed-agent platform.
not reviewed
Established
A
Metaplex Agent Registry
Deploy AI agents on-chain on Solana with an EIP-8004 identity. Deploy fee funds $THREE buybacks.
not reviewed
Established
B