← HarbormasterCONTENT HISTORY
WHAT CHANGED
added
Update to Harbormaster
Snapshot Oct 27, 2026 · 00:39 UTC · version 0.1.2
Package or technical metadata updated
Package or technical metadata updated
Observed in package metadata. These changes alone do not establish a new customer-facing feature.
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Is v2 template
Before
Oct 24, 2026 · 13:24 UTC
Not present
After
Oct 27, 2026 · 00:39 UTC
false
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added /is_v2_template
BEFORE
Field was absent
AFTER
false
Full snapshot data
{
"canonical_app_id": null,
"connector_id": null,
"created_at": "2026-08-25T17:42:27.592678Z",
"discoverability": "LISTED",
"id": "plugins_6a8dd25bd85c8191ae85385507b9fd40",
"is_template": false,
"is_template_instance": false,
"is_v2_template": false,
"name": "harbormaster",
"release": {
"app_ids": [],
"app_manifest": null,
"app_templates": [],
"description": "Inspect local port owners through Codex, prevent collisions, and stop one selected process safely.",
"display_name": "Harbormaster",
"id": "pluginrel_2982ee04c8ac8191b200e7008f4eb9e1",
"interface": {
"brand_color": "#007A99",
"capabilities": [
"Codex-local port intelligence",
"Collision prevention",
"Safe process control"
],
"category": "Developer Tools",
"composer_icon_dark_url": null,
"composer_icon_url": "https://files.openai.com/content?id=file_000000002098823086374df3b107b50b",
"default_prompt": "In Codex, show me what is using my local ports.",
"default_prompts": [
"In Codex, show me what is using my local ports.",
"In Codex, who owns port 3000?",
"In Codex, why did my dev server disappear?"
],
"developer_name": "Dimitri Stefanopoulos",
"logo_url": "https://files.openai.com/content?id=file_000000000270823081505b9bbd3ff95e",
"logo_url_dark": "https://files.openai.com/content?id=file_00000000eab48230a4d550e46ffac623",
"long_description": "Harbormaster runs in a local Codex task on the computer you want to inspect. It maps listening ports to their processes and projects, flags reservation collisions, records vanished services, and safely stops one explicitly selected process. Hosted ChatGPT cannot access your computer's process table.",
"plugin_category_id": "developer tools",
"privacy_policy_url": "https://github.com/FibonacciAi/harbormaster/blob/main/PRIVACY.md",
"screenshot_urls": [],
"short_description": "Inspect local ports in Codex",
"terms_of_service_url": "https://github.com/FibonacciAi/harbormaster/blob/main/TERMS.md",
"website_url": "https://github.com/FibonacciAi/harbormaster"
},
"keywords": [
"ports",
"localhost",
"developer-tools",
"processes",
"diagnostics",
"dev-server"
],
"mcp_servers": [],
"onboarding_skill_name": null,
"requires_local_executor": false,
"skills": [
{
"description": "Diagnose local port collisions, identify the project or process holding a port, reserve ports, inspect service history, or safely free exactly one explicitly authorized local listener. Use for localhost conflicts, vanished dev servers, port ownership, reservations, and anti-killall process control.",
"interface": {
"brand_color": null,
"default_prompt": null,
"display_name": "harbormaster",
"icon_large_url": null,
"icon_small_url": null,
"iconography": "radar",
"short_description": "Diagnose local port collisions, identify the project or process holding a port, reserve ports, inspect service history, or safely free exactly one explicitly authorized local listener. Use for localhost conflicts, vanished dev servers, port ownership, reservations, and anti-killall process control."
},
"name": "harbormaster",
"plugin_release_skill_id": "pluginrsk_6a8dd91de70881918603362467585e4e"
}
],
"version": "0.1.2"
},
"scope": "GLOBAL",
"share_url": "https://chatgpt.com/plugins/plugins_6a8dd25bd85c8191ae85385507b9fd40?open_in_app",
"status": "ENABLED"
}SHA-256 of public snapshot: 2819280948c33008b9b0d366c73e91ba80a14c6be689b69832267eea96385a66