Portolan MCP server

Read from the package source without running it. The installed server may list more.

• chart.export

  Export the province's whole machine layer as one self-describing adjacency document (format

• chart.neighborhood

  One vessel's fairway neighborhood in one deterministic call: the charted fairways touching it out to the

• chart.read

  Read the Chart (Padrón) of the province: the machine index entries as stored under <target>/.portolan/chart/index.jsonl.

• chart.render

  Render the Chart Room — the one-file byproduct export of the Chart at <target>/.portolan/chart-room.html:

• chart.writewrite action

  Write the Chart (full-replace semantics): validates every entry — anchors and a trust label are mandatory,

• expeditions.decide

  Record the Governor's decision on a proposal from expeditions.propose — accepted or declined. Appends to

• expeditions.propose

  The Harbor Master: compute the expedition-proposal queue from deterministic state — vessels marked

• log.append

  Append one receipt to the ship's log (<target>/.portolan/log.jsonl): command identity, scope, outcome.

• log.read

  Read the ship's log: one receipt by id, or all receipts matching a filter. Receipt ids are chart-anchorable.

• manifests

  Cheap deterministic facts from one manifest file (go.mod, pom.xml, package.json, Cargo.toml, pubspec.yaml):

• sound.anchor

  Deterministic verification that an anchor cited by a chart entry resolves: file anchors (existence, range,

• sound.edge

  Deterministic verification of an asserted fairway between two charted vessels: a manifest-declared dependency

• sweep

  ripgrep-backed pattern search over the province. Returns one anchored chunk per match (path, line, matched text,

• symbols

  ctags-backed symbol lookup: definitions (name, kind, path, line) and, when requested, references corroborated

• trust.report

  One-call verification summary of the province: the trust-label distribution, the per-kind counts, the

• Code scan54 source files scanned25/25
• –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 11 days ago15/15
• Maintainer identityregistry namespace matches repository owner7/10

Portolan: common questions

Is Portolan MCP server safe?

Yes, by our scan: it is graded A (91/100). Read the Portolan safety report

How do I install Portolan?

It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.

Does Portolan need an API key?

Not as far as the registry entry and our scan can tell: no credentials are declared or required.

Is Portolan maintained?

The last commit was 12 days ago (2026-09-08). The latest release is v0.7.0.

What can I use instead of Portolan?

Servers from other publishers that do the same job: Storelift MCP server, Applyra MCP server and Apify MCP server. Compare all Portolan alternatives.