go-ultimate

Opinionated Go skill that routes any Go task (CLI, library, backend service, MCP server, AI agent) to the right architecture, conventions, and review checklist across Claude Code, Codex, Cursor, Grok Build, Copilot CLI, and OpenCode

djarvur/go-ultimate · v0.12.0 · Development & Workflow

DjarvurOwner verifiedreview

Install Source

74 Follow0

Trust Score

Security

Surfaces

What is go-ultimate?

go-ultimate is a published development & workflow plugin for AI coding agents in the codex ecosystem, developed by Djarvur and distributed through the HOL AI plugin registry. Opinionated Go skill that routes any Go task (CLI, library, backend service, MCP server, AI agent) to the right architecture, conventions, and review checklist across Claude Code, Codex, Cursor, Grok Build, Copilot CLI, and OpenCode

Canonical slug: djarvur/go-ultimate
Version: v0.12.0 · updated Oct 3, 2026
Open data: entity.json (JSON-LD)

Trust & Reputation

HOL Trust Score

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability

76pts

Maintenance

55pts

MCP Posture

100pts

Plugin Security

71pts

Provenance

70pts

Publisher Quality

75pts

Registry Snapshot

Repository: https://github.com/Djarvur/go-ultimate
Homepage: https://github.com/Djarvur/go-ultimate
Canonical profile: https://hol.org/registry/plugins/djarvur%2Fgo-ultimate
Publisher verification: No
Marketplace source: Unknown
Scanner: Broker fallback
Safety label: review
Digest verified: Yes

1 bundled skill — copy or download SKILL.mdOpen skills

Trust & reputation

Trust & Reputation

HOL Trust Score

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability

76pts

Maintenance

55pts

MCP Posture

100pts

Plugin Security

71pts

Provenance

70pts

Publisher Quality

75pts

Provenance

Plugin root: .
Source repo: https://github.com/Djarvur/go-ultimate
Source commit: 93068f3e3bc8…
Publisher verified: No
Owner verified: Manual review verified

Continuous scanner CI detected

No action is required. This plugin receives the full trust score.

Verified badge not detected

Add the HOL verified badge to the repository README to score +2% trust. Plugin owners can open that pull request from Guard Plugins.

Security Posture

review

Safety label

Security score

High findings

Provider: registry-broker-fallback
Grade: C · review
Version: Unknown

cisco-skill-scanner: unknown

Findings

mediumpublishabilitypublishability.link.missing.privacyPolicyURL

privacyPolicyURL should be present for marketplace readiness.

mediumpublishabilitypublishability.link.missing.termsOfServiceURL

termsOfServiceURL should be present for marketplace readiness.

lowoperational-securitysupply-chain.lockfile-missing

Repository snapshot does not include a lockfile.

infoskill-securityskill-scan.unavailable

Cisco skill scanner timed out after 60000 ms

go-ultimate — Frequently asked questions

What is go-ultimate?: go-ultimate is an AI plugin in the HOL registry. Opinionated Go skill that routes any Go task (CLI, library, backend service, MCP server, AI agent) to the right architecture, conventions, and review checklist across Claude Code, Codex, Cursor, Grok Build, Copilot CLI, and OpenCode
How do I install go-ultimate?: Install go-ultimate in your harness: Codex — codex plugin marketplace add Djarvur/go-ultimate; Claude Code — /plugin marketplace add Djarvur/go-ultimate; Cursor — npx skills add Djarvur/go-ultimate. Full step-by-step guidance is on the HOL plugin page.
How do I install go-ultimate in Codex?: To install go-ultimate in Codex, start with codex plugin marketplace add Djarvur/go-ultimate. The complete step-by-step install guide for Codex is on the HOL plugin page.
How do I install go-ultimate in Claude Code?: To install go-ultimate in Claude Code, start with /plugin marketplace add Djarvur/go-ultimate. The complete step-by-step install guide for Claude Code is on the HOL plugin page.
How do I install go-ultimate in Cursor?: To install go-ultimate in Cursor, start with npx skills add Djarvur/go-ultimate. The complete step-by-step install guide for Cursor is on the HOL plugin page.
Is go-ultimate free?: Pricing for go-ultimate is published on its HOL plugin page when the maker schedules a launch.
Who publishes go-ultimate?: go-ultimate is published by Djarvur and listed on HOL.
Is go-ultimate available now?: go-ultimate availability is listed on its HOL plugin page.

Install Guidance

Install in Claude Code

Install through the Claude Code plugin marketplace.

Claude Code plugin docs

1
Add the marketplace
Run this inside a Claude Code session.
claude code
2
Install the plugin
Use the plugin name and the marketplace name shown by the previous command.
claude code
3
Scripted alternative
Non-interactive equivalent for scripts and CI pipelines. Add --scope project to pin the install to one repository.
shell

Plugin Manifest

{
  "$schema": "https://json.schemastore.org/codex-plugin.json",
  "name": "go-ultimate",
  "version": "0.12.0",
  "description": "Opinionated Go development skill — architecture, conventions, review, and MCP/agent patterns.",
  "author": {
    "name": "Djarvur",
    "url": "https://github.com/Djarvur"
  },
  "homepage": "https://github.com/Djarvur/go-ultimate",
  "repository": "https://github.com/Djarvur/go-ultimate",
  "license": "MIT",
  "keywords": [
    "go",
    "golang",
    "skill",
    "code-review",
    "mcp",
    "agent"
  ],
  "skills": "./",
  "interface": {
    "displayName": "Go Ultimate",
    "developerName": "Djarvur",
    "shortDescription": "Opinionated Go development skill.",
    "longDescription": "A single, opinionated skill for writing the best Go programs — routes any Go task (CLI, library, backend service, MCP server, AI agent) to the right architecture, conventions, and review checklist. Highly opinionated; overrides generic Go style and lint guidance on conflicts.",
    "category": "Languages",
    "capabilities": [
      "Read",
      "Write"
    ],
    "defaultPrompt": [
      "$go-ultimate: review this Go package for the skill's non-negotiable principles",
      "$go-ultimate: scaffold a backend service with bounded-context hexagonal layout",
      "$go-ultimate: design an MCP server with typed tool handlers"
    ],
    "websiteURL": "https://github.com/Djarvur/go-ultimate",
    "brandColor": "#00ADD8"
  },
  "registryIndexVersion": 5
}

Marketplace Source

Repo URL: https://github.com/Djarvur/go-ultimate
Marketplace path: Unknown
Source path: .
Install policy: Unspecified

Skills

1 SKILL.md file ship with this plugin. Preview, copy, or download each one, then install them with the Skills CLI.

skills-cli

go-ultimate
skills/go-ultimate/SKILL.md
>
Raw SKILL.md
SKILL.md content is not in this snapshot. Open the raw file to copy it from the source repository.

File Inventory

.claude-plugin/plugin.json

file

516 bytes

b1d8160b6f38e97b…

.codex-plugin/plugin.json

plugin-manifest

1,295 bytes

8e8c28d81f559ddc…

.cursor-plugin/plugin.json

file

576 bytes

35fa2cbc1cfbd0ed…

.grok-plugin/plugin.json

file

574 bytes

16389fe8323d6faa…

README.md

file

6,807 bytes

c7b2897ed68cbbed…

SECURITY.md

file

1,420 bytes

6c7a2c0622faf4f7…

skills/go-ultimate/assets/ci/lint.yml

skill

1,553 bytes

13199ba8d9bf0d02…

skills/go-ultimate/assets/ci/test.yml

skill

2,079 bytes

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skills/go-ultimate/assets/cli-cobra/cmd/root.go

skill

1,857 bytes

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skills/go-ultimate/assets/cli-cobra/main.go

skill

380 bytes

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skills/go-ultimate/assets/cli-simple/main.go

skill

1,297 bytes

88901c45ed61afe5…

skills/go-ultimate/assets/game/main.go

skill

1,068 bytes

71e7d908b1e880f3…

skills/go-ultimate/assets/library/library_test.go

skill

761 bytes

6f60a814a6c17349…

skills/go-ultimate/assets/library/library.go

skill

554 bytes

e54e48b147ed2ec3…

skills/go-ultimate/assets/mcp-server/main.go

skill

2,744 bytes

30a9226388e3564f…

skills/go-ultimate/assets/README.md

skill

4,102 bytes

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skills/go-ultimate/assets/webservice/internal/app/app.go

skill

1,057 bytes

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skills/go-ultimate/assets/webservice/internal/in/http/handler_test.go

skill

2,421 bytes

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skills/go-ultimate/assets/webservice/internal/in/http/handler.go

skill

2,918 bytes

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skills/go-ultimate/assets/webservice/internal/port/port.go

skill

754 bytes

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skills/go-ultimate/assets/webservice/main.go

skill

2,747 bytes

4bc796dcee3b94e9…

skills/go-ultimate/assets/webservice/wire.go

skill

2,450 bytes

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skills/go-ultimate/evals/README.md

skill

12,523 bytes

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skills/go-ultimate/references/agents.md

skill

16,702 bytes

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skills/go-ultimate/references/architecture.md

skill

23,733 bytes

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skills/go-ultimate/references/code-review.md

skill

12,541 bytes

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skills/go-ultimate/references/engineering-policy.md

skill

33,438 bytes

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skills/go-ultimate/references/libraries.md

skill

8,644 bytes

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skills/go-ultimate/references/mcp-server.md

skill

19,930 bytes

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skills/go-ultimate/references/modern-go.md

skill

10,836 bytes

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skills/go-ultimate/references/modular-monolith.md

skill

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skills/go-ultimate/references/production-readiness.md

skill

15,096 bytes

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skills/go-ultimate/references/project-layouts.md

skill

9,927 bytes

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skills/go-ultimate/references/repo-and-ci.md

skill

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skills/go-ultimate/references/testing.md

skill

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skills/go-ultimate/references/wiring-and-runtime.md

skill

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skills/go-ultimate/scripts/check-source-versions.sh

skill

5,991 bytes

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skills/go-ultimate/scripts/check-version-consistency.sh

skill

3,611 bytes

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skills/go-ultimate/scripts/goversion/main.go

skill

5,907 bytes

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skills/go-ultimate/scripts/source-versions.json

skill

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skills/go-ultimate/SKILL.md

skill

18,405 bytes

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Product

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Points

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Library Docs

Resources

go-ultimate

What is go-ultimate?

Trust & Reputation

Factor Analysis

Registry Snapshot

Trust & reputation

Trust & Reputation

Factor Analysis

Provenance

Security Posture

Findings

go-ultimate — Frequently asked questions

Install Guidance

Install in Claude Code

Plugin Manifest

Marketplace Source

Skills

File Inventory