setup-marketplace-sync

setup-marketplace-sync is a skill for Claude Code, Codex from ralphbean/claude-marketplace-sync. It costs 0 tokens per session (2,392 once invoked), scanned A, original, MIT.

A setup assistant for automatically copying Claude Code plugins from several marketplace repositories into one combined marketplace. It supports scheduled workflows through GitHub Actions or GitLab CI/CD.

In plain words
What is it for?
Use it when maintaining an aggregated Claude Code plugin marketplace. It helps configure repository sources, scheduled synchronization, origin labels, and denylisted plugins.
Why use it?
It removes the manual work of checking multiple marketplaces and keeping a combined catalogue current. It also helps configure which sources, branches, tags, and plugins should be included or excluded.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions .claude-plugin; names the AskUserQuestion tool; mentions Claude Code.

Good fit Use it when maintaining an aggregated Claude Code plugin marketplace. It helps configure repository sources, scheduled synchronization, origin labels, and denylisted plugins.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add ralphbean/claude-marketplace-sync --skill setup-marketplace-sync
Clone the repo
git clone --depth 1 https://github.com/ralphbean/claude-marketplace-sync

Made for: Claude Code, Codex.

Its marketplace also offers this one on its own, as the plugin setup-marketplace-sync — /plugin install setup-marketplace-sync after adding the marketplace above.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for setup-marketplace-sync

README.md
[![agentmods](https://agentmods.dev/badge/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync/github.svg)](https://agentmods.dev/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync)
Your own site
<a href="https://agentmods.dev/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync"><img src="https://agentmods.dev/badge/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for setup-marketplace-sync

Your own site · 80×15
<a href="https://agentmods.dev/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync"><img src="https://agentmods.dev/badge/skills/ralphbean/claude-marketplace-sync/setup-marketplace-sync.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,392 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.02392
Opus 5.5 $0.00000 $0.00957
Sonnet 5.5 $0.00000 $0.00478
Haiku 4.5 $0.00000 $0.00239

Measured 2mo ago against content hash 86f7fbbf9b0e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

setup-marketplace-sync scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl --request POST \
skills/setup-marketplace-sync/SKILL.md · 315 lines

How it starts

The opening of the file, as written. The whole thing — 315 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Setup Marketplace Sync

Skill Metadata

  • version: "1.2.0"
  • description: "Configure automated Claude Code marketplace synchronization in your repository"
  • author: "Claude Code Marketplace Aggregator"

Overview

This skill helps you set up automated synchronization of Claude Code plugins from multiple marketplaces into your own aggregated marketplace. It handles both GitHub Actions and GitLab CI/CD pipelines, including automated scheduling setup.

Instructions for Claude Code

When this skill is invoked, follow these steps carefully:

Step 1: Gather User Requirements

Use the AskUserQuestion tool to collect the following information:

  1. Platform: Ask whether the user is using GitHub or GitLab

    • Options: "GitHub", "GitLab"
  2. Marketplaces to sync: Ask for a list of marketplace repositories to sync from

    • Explain: "Enter the Git URLs of marketplaces you want to sync plugins from (e.g., https://github.com/org/marketplace-repo)"
    • Allow multiple entries
    • For each marketplace, ask:
      • Repository URL (required)
      • Branch name (default: "main")
      • Tag prefix for origin tracking (e.g., "enterprise/engineering")
      • Any plugins to denylist (comma-separated names)
  3. Local skills: Ask if they want to include any local skill directories

    • If yes, collect:
      • Skill directory path (relative to repo root)
      • Skill name
      • Skill description
  4. For GitLab only:

    • GitLab runner tags (REQUIRED) - Ask: "What GitLab runner tags should be used? (e.g., 'docker', 'linux', 'shared'). If unsure, check your GitLab project's Settings → CI/CD → Runners to see available tags."
    • GitLab server URL (default: "https://gitlab.com")
    • Project ID or namespace/project-name
    • GitLab access token (PAT) - explain it needs api scope
    • Schedule preference (default: "0 2 * * *" - 2 AM daily)

Step 2: Search for Existing Configuration

Use the Glob tool to search for existing sync configuration:

pattern: "**/.sync-config.json"

Read the full file on GitHub · 315 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 315 lines · 0 tokens per session scan A 86f7fbbf9b0e

Subscribe to this mod's changes

setup-marketplace-sync is a skill published in the GitHub repository ralphbean/claude-marketplace-sync (6 stars, last pushed 11mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 2,392 tokens. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

setup-marketplace-sync compared with skills from other repositories

setup-marketplace-sync next to 6 skills from other repositories
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