Install Helio in Claude Code
This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:
claude mcp add helio -- <command to start the server>Frequently asked questions
What does the Helio MCP server do?
Open-source governance for MCP agents: useful autonomy without unlimited authority
Is the Helio MCP server free?
Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.
Does Helio run locally or remotely?
Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.
How do I add Helio to Claude Code?
Follow the install steps in the project's README at https://github.com/gethelio/helio, then register it with "claude mcp add".
More security & identity MCP servers
View allScrubGuard
scrubguard-dev/scrubguard
Local-first PII and secret scrubber with checksum checks and reversible LLM tokens.
Check AI Free
hyai-dev/checkaifree-mcp
Inspect editable image source clues. No C2PA signature verification or authenticated origin.
TAP
holonym-foundation/tap-oss
Credential isolation for AI agents: placeholder secrets, policy checks, optional human approval.
Assay
Rul1an/assay
Fail-closed policy-as-code proxy for MCP that denies risky tool calls, produces offline-verifiable evidence bundles and enforces egress via eBPF and Landlock.
Xtracticle
ahmetdeveci3112-crypto/Xtracticle
Read public X (Twitter) posts, threads and X Articles as clean Markdown. Read-only, no auth.
Vuln Nist
HaroldFinchIFT/vuln-nist-mcp-server
Query the NIST National Vulnerability Database (NVD) API.