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  3. Open Waters AIS
MCP server · RAG

Open Waters AIS

by · github.com/openwatersio/aiscast

Live AIS vessel positions by MMSI, name, area, or radius, plus coverage. No sign-in, no key.

Unclaimed rag
InstallView source
34Low

Scored a month ago · breakdown

About Open Waters AIS

Open Waters AIS is an MCP server published by openwatersio in the RAG category: live AIS vessel positions by MMSI, name, area, or radius, plus coverage. No sign-in, no key.

Recent commit activity is the strongest signal that reported issues will get attention.

Install

From source
git clone https://github.com/openwatersio/aiscast

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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Security checks

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Releases

signalk-plugin-v0.5.1signalk-aiscast 0.5.1 · 21 Sep 2026Chartplotters now show names, call signs, and dimensions for aiscast targets. aiscast sends a vessel's static data only when it changes, so for most aggregated targets the only copy arrives in the snapshot on connect, which the NMEA 0183…
signalk-plugin-v0.5.0signalk-aiscast 0.5.0 · 21 Sep 2026New Receive setting, on by default: *Send aiscast traffic to NMEA 0183 output*. Targets injected from aiscast are re-emitted as `!AIVDM` on the `nmea0183out` event, so chartplotters and tablet apps reading the server's NMEA 0183…
signalk-plugin-v0.4.0signalk-aiscast 0.4.0 · 17 Sep 2026The offline queue writes far less to the SD card. Each queue file used to be rewritten from scratch every fifteen seconds as sentences were added to it, so a boat at anchor hearing a slow trickle of traffic wrote the same data to the card…
signalk-plugin-v0.3.1signalk-aiscast 0.3.1 · 17 Sep 2026Fixes a queue that never emptied. While the plugin was replaying a backlog to aiscast it wrote every sentence its receiver heard to a new queue file, so it traded one file for another and the replay never reached the end. On a boat that…
signalk-plugin-v0.3.0signalk-aiscast 0.3.0 · 1 Sep 2026Buddy boats: vessels on signalk-buddylist-plugin's list are followed on aiscast wherever they are, far beyond VHF range, in every receive mode. The buddylist plugin keeps raising its…
Questions

About Open Waters AIS

How do I install Open Waters AIS?

No package has been published for this server, so install it from source: clone the repository and follow its README.

Is Open Waters AIS safe to use with an AI agent?

Its trust score is 34 out of 100 (low). Conduid hasn't run static security checks on this repository yet, so review the source yourself before granting it credentials. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Open Waters AIS still maintained?

Yes — the latest release is signalk-plugin-v0.5.1 (21 Sep 2026), and the last commit was a month ago. The repository has 0 stars.