Is S3 · ofershap safe and trustworthy?

tashan scores S3 · ofershap on public evidence — tashan score 31.0/100, it is currently active, note: a single primary maintainer (bus-factor risk), no known advisories against the current release, its declared dependencies reach: cloud. Audit scope: OSV advisories, install-time scripts, build provenance and declared permission surface. We do not review source code or execute the capability.

How do I install S3 · ofershap?

In Claude Code: run `claude mcp add s3 -- npx -y mcp-server-s3`. In Cursor / Claude Desktop, add it to mcp.json / claude_desktop_config.json.

Who maintains S3 · ofershap?

source: ofershap/mcp-server-s3.

‹ The Index

S3 · ofershap

npm

MCP server for AWS S3 — list buckets, browse objects, upload/download files, and generate presigned URLs from your IDE

Works with: Claude Code, Cursor, Claude Desktop, Codex CLI, Gemini CLI, Cline, Windsurf, VS Code (installable)
installable: each client documents how to load an MCP server of this type — that is the client's promise, not a claim verified against this capability

Install (Claude Code):

claude mcp add s3 -- npx -y mcp-server-s3

tashan score: 31.0
Adoption: 60/wk
Upkeep: 41.0
Freshness: 56.0
Evidence coverage: 100% of the inputs this score can use
Health: active
License: MIT

Security audit

Every finding is shown in full — which advisory, the version that fixes it, and the exact command run at install time. Nothing in this audit is behind a licence.

No known advisoriesclearchecked against OSV for 1.0.1

Talks to cloud provider APIsfrom declared dependencies

No build provenanceno attestation — the published artifact cannot be traced to its source

What changed recently

2026-08-11 mcp-server-s3 now reaches cloud Its declared dependencies reach further into your machine than they did before.

You are reading this because you came looking. tashan Pro gives tashan doctor the history behind it, so a run over your own config says which of YOURS moved.

You searched for one. Check the rest of your stack:

npx tashan-cli doctor

Reads the config already on your machine and names what is dead, deprecated or running code at install time. No account, nothing uploaded.

tashan Pro$6/mo

We recorded 1 change to S3 · ofershap in the last 45 days. Pro tells you on the day — for the servers in your own config, not the ones you thought to look up.

Every score since we started measuring, for any capability
The named replacement when something you run is dying — not just that it is
tashan doctor over the config you already have, on your machine

Start a 7-day trial › Everything measured on this page stays free.

Show your score

Measured this well? Put the live badge in your README — it updates as the score does.

[![tashan](https://tashan.sh/badge/pkg-mcp-server-s3.svg)](https://tashan.sh/capability/pkg-mcp-server-s3.html)

npm ↗ · source ↗ · pkg:mcp-server-s3

Already running this? npx tashan-cli doctor checks your whole config against the Index — how it works ›

Measured 2026-08-14 · scorer s5 · how · something wrong here?