Mercury Agent Skills

STRONG · 81

Community indexed

A curated registry of reusable Mercury Agent, Open Claw or Hermes Agent skills designed for real developer workflows, persistent memory, and token-efficient execution.

Downloads0

Stars351

Version1.0.0

Quality83/100 · Strong

Trust81/100 · Strong shortlist

Audit86/100 · Needs review

Supply asset profile

Coding and developer agents

Code review, repo analysis, testing, CI, GitHub, DevOps, and developer workflow skills.

Browse track

Scenario

GitHub automation

I need my agent to triage GitHub issues, review pull requests, and summarize repository changes.

Agent fit

Claude Code + CLI + Codex

Codex, Claude Code, Cursor, CLI, or custom agents.

Install

Ready

npx skills add cosmicstack-labs/mercury-agent-skills

Maintenance

fresh

9d since push

Risk

Needs review

Permission surface may require sandboxing

GitHub quality

351

83/100 quality · 81/100 trust

Coverage tags

CodingGitHub automationagent-skillsregistryai

Review notes

Permission surface may require sandboxing · Quality score needs review

Agent adoption scorecard

Trust, audit, and install readiness at a glance

These scores combine public repository metadata, OpenAgentSkill review signals, maintenance freshness, and install readiness. They are a shortlist signal, not a replacement for human review.

Quality

Strong

Solid option that is likely worth shortlisting for production workflows.

Trust

Strong shortlist

Good trust signals with a few areas worth checking before rollout.

Audit

Needs review

Install readiness, security metadata, maintenance, and adoption risk.

Trust Score v3

Human review before install

Test in a sandbox workflow and compare its install path with close alternatives.

JavaScriptAI AgentsCodexClaude CodeCursor

Stars

351 GitHub stars

Repo activity

351 stars, 48 forks

Maintenance

9d since push

License

MIT

Install

npx skills add cosmicstack-labs/mercury-agent-skills

Install safety

standard package or runtime install path

Permission surface

secrets or environment access, filesystem or document access

Docs

Strong README/SKILL.md context

Risk summary

Review before production

Quality score needs review
Permission surface needs review: secrets or environment access, filesystem or document access
Stars/forks activity: 351 stars, 48 forks; issue activity unavailable in current metadata
Permission surface: secrets or environment access, filesystem or document access

Install readiness

Install path available

Install path is available
Repository evidence is available
License is declared
9d since push

Agent-readable metadata

Machine-readable decision data for this skill.

Use this block or the embedded JSON to decide whether an agent should install this skill, choose an alternative, or ask for human review first.

Open JSON

Suited tasks

GitHub automation workflows
Claude Code teams
builders willing to evaluate younger projects
Inspect repository metadata
Compare code changes

Suited agents

JavaScriptAI AgentsCodexClaude CodeCursorOpenAgentSkill CLICLI

Trust and risk

Trust score: 81/100
Risk level: Needs review
Auto install: review

Install command

npx skills add cosmicstack-labs/mercury-agent-skills

Public audit Resolve API Install handoff

Do not use when

teams that need a vendor-supported SLA
high-compliance environments without internal security review
No OpenAgentSkill engagement data yet
High-risk permission hints: Secrets or environment access
Permission surface may require sandboxing

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Agent safety v2

58/100 · Review before install

Reviewed with permission notesreview

Usable candidate, but the agent should surface permission and audit notes before installation.

Require human approval before installing into a real workspace.

Resolve via API

medium

Network access

Skill likely fetches remote pages, APIs, repositories, or external services.

medium

Filesystem access

Skill may read or write project files, documents, generated artifacts, or local workspace state.

high

Secrets or environment access

Skill metadata references credentials, tokens, environment variables, or secret-bearing workflows.

High-risk permission hints: Secrets or environment access
Permission surface may require sandboxing

Install targets

Install this skill in your agent workflow

Copy the registry command or an agent-specific install prompt for Codex, Claude Code, and Cursor.

skill install

OpenAgentSkill CLI

Use the registry command when your workflow supports the OpenAgentSkill installer.

$ npx skills add cosmicstack-labs/mercury-agent-skills

Agent resolve plan

Let an agent verify fit before installing.

The Resolve API returns the selected skill, alternatives, safety policy, audit notes, install target, and copy-paste prompt an agent can follow without scraping this page.

Open text plan

Resolve JSON

/api/agent/resolve?task=Use%20Mercury%20Agent%20Skills%20for%20an%20agent%20workflow&agent=codex&max_risk=medium

Resolve text

/api/agent/resolve?task=Use%20Mercury%20Agent%20Skills%20for%20an%20agent%20workflow&agent=codex&max_risk=medium&format=text

Install handoff

/api/skills/cosmicstack-labs-mercury-agent-skills/install

Agent should check

Task fit and alternatives from Resolve API.
Audit score, trust score, and safety policy warnings.
Install target compatibility for Codex, Claude Code, Cursor, or CLI.

Copy prompt

Task: Use Mercury Agent Skills in this workspace.
Resolve first: https://www.openagentskill.com/api/agent/resolve?task=Use%20Mercury%20Agent%20Skills%20for%20an%20agent%20workflow&agent=codex&max_risk=medium
Review install handoff: https://www.openagentskill.com/api/skills/cosmicstack-labs-mercury-agent-skills/install
Install command: npx skills add cosmicstack-labs/mercury-agent-skills
Before running it, summarize audit warnings, required permissions, and the fallback skill if install is risky.

Agent handoff

Give an agent the install path, not another directory page.

Use the public install endpoint to fetch the command, safety checklist, target prompts, and canonical links for this skill.

Open install API

Install handoff

/api/skills/cosmicstack-labs-mercury-agent-skills/install

LLM text format

/api/skills/cosmicstack-labs-mercury-agent-skills/install?format=text

Find alternatives

/api/skills/search?q=Mercury%20Agent%20Skills&limit=3

Agent prompt

Use Mercury Agent Skills for this task. Review https://www.openagentskill.com/api/skills/cosmicstack-labs-mercury-agent-skills/install, then install with: npx skills add cosmicstack-labs/mercury-agent-skills

Registry metadata

Agent-readable profile for automatic skill selection.

This page exposes the same decision, trust, audit, use-case, and install signals through the Registry API, so agents can rank this skill without scraping the UI.

Open manifest

Manifest

/api/registry/manifest/cosmicstack-labs-mercury-agent-skills

LLM text

/api/registry/manifest/cosmicstack-labs-mercury-agent-skills?format=text

Install alias

/api/registry/install/cosmicstack-labs-mercury-agent-skills

Recommend

/api/registry/recommend?task=Use%20Mercury%20Agent%20Skills%20in%20an%20agent%20workflow&limit=3

Agent fit

82/100

GitHub automation

Use-case tags

GitHub automation Coding agents RAG and knowledge

Platforms

JavaScript, AI Agents, Claude Code

Audit report

Needs review · 86/100

Review install readiness, maintenance, trust, quality, and metadata warnings before adding this skill to an agent workflow.

View audit report

Agent decision cockpit

Companion skill for GitHub automation

Shortlist this skill and compare it with close alternatives before production adoption.

Readiness

Shortlist

Stage

Role in stack

Companion skill

Primary fit

GitHub automation

Trust label

Strong shortlist

Install path

Command ready

Use when

GitHub automation workflows
Claude Code teams
builders willing to evaluate younger projects

Evidence

recent repository activity
install command or GitHub repo available
83/100 quality profile

Review first

No OpenAgentSkill engagement data yet

Implementation path

1Install it in a sandbox agent and run one GitHub automation task end to end.
2Compare output quality, latency, and failure behavior against at least one alternative.
3Promote it into production only after reviewing repository permissions, license, and maintenance signals.

Trust profile

Strong shortlist

Good trust signals with a few areas worth checking before rollout.

Trust score

GitHub adoption

INFO

351 GitHub stars

Stars/forks activity

CHECK

351 stars, 48 forks; issue activity unavailable in current metadata

Recent maintenance

PASS

9d since push

License clarity

PASS

MIT

Good signals

AI review approved
Install path is available
Repository evidence is available
Recently maintained repository
Install command has no obvious high-risk pattern

Review before install

Quality score needs review
Permission surface needs review: secrets or environment access, filesystem or document access
Stars/forks activity: 351 stars, 48 forks; issue activity unavailable in current metadata
Permission surface: secrets or environment access, filesystem or document access

Recommended action

Test in a sandbox workflow and compare its install path with close alternatives.

Quality profile

Strong candidate for agent workflows

Solid option that is likely worth shortlisting for production workflows.

GitHub stars

351

Freshness

9d ago

Install ready

Yes

License

MIT

Workflow fit

Use this skill in these scenarios

Manage repositories

GitHub automation

I need my agent to triage GitHub issues, review pull requests, and summarize repository changes.

Build and ship code

Coding agents

I need a coding agent that can understand a repository, edit code, and review pull requests.

Search private knowledge

RAG and knowledge

I need my agent to build a RAG workflow over documents and retrieve reliable context.

Stack fit

Add it to a complete workflow

Turn skills into distribution

Content growth agent

A stack for turning newly indexed skills into SEO briefs, social drafts, comparison pages, and reusable publishing workflows.

Inspect, patch, and verify code

Coding review agent

A stack for software agents that inspect repositories, review pull requests, generate tests, and turn findings into shippable patches.

Ingest, retrieve, and cite

RAG knowledge base

A stack for document-heavy agents that ingest files, create searchable knowledge, retrieve relevant context, and answer with grounded sources.

Alternative shortlist

Compare before you install

Similar skills in this category, ranked with the same readiness and quality signals.

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Public repository for Agent Skills

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Agent Skills

Production-grade engineering skills for AI coding agents.

Overview

A curated registry of reusable Mercury Agent, Open Claw or Hermes Agent skills designed for real developer workflows, persistent memory, and token-efficient execution.

Imported by the skill-only GitHub discovery pipeline because it matches agent skill, automation, domain workflow, RAG, document-processing, data, finance, security, or developer-tool signals. Protocol-server projects are excluded from automated imports.

Platform Compatibility

javascriptFULL

ai-agentsFULL

Technical Details

Version: 1.0.0
License: MIT
Last Updated: 6/16/2026
Published: 6/16/2026

Frameworks & Tools

JavaScriptAI Agents

Decision snapshot

Companion skill

Ready

Shortlist

Stage

recent repository activity

Audit snapshot

Install review

Install and adoption review

Needs review

Security: 83/100
Maintenance: 100/100
Install: 92/100

Open full audit

Install

Add to agent workflow

Free and open source. Review the audit before production use.

Compare Alternatives Auto-resolve Plan View on GitHub Documentation

Growth loop

Share kit

Scenario-led draft for Mercury Agent Skills, ready for a manual X post.

OpenAgentSkill Update

OpenAgentSkill Update
Today: Mercury Agent Skills

Use it when you want your coding agent to carry more repo context and ship repetitive...

351 stars - agent-skills
Link: https://www.openagentskill.com/skills/cosmicstack-labs-mercury-agent-skills?ref=x
#AIAgents #OpenAgentSkill

Open X draft

Optional reply with install command

Link for Mercury Agent Skills:
https://www.openagentskill.com/skills/cosmicstack-labs-mercury-agent-skills?ref=x

Install: npx skills add cosmicstack-labs/mercury-agent-skills

Open reply draft

Listing source

Community indexed

Claimable

This listing was indexed from public sources and is not marked official until a maintainer claim is approved.

Creator: cosmicstack-labs
Source: cosmicstack-labs/mercury-agent-skills
Indexed by: OpenAgentSkill community index

Attribution links to the public repository or creator profile. Creators can claim the listing to update ownership signals.

Claim this skill

Owner claim

Claim this skill listing

This community indexed listing is attributed to cosmicstack-labs but is not marked official yet. Claim it to add a verified owner signal and make future launch, install, and audit updates easier to trust.

README badge

Add this badge to your GitHub README to show the listing, trust score, and install handoff.

[![OpenAgentSkill](https://www.openagentskill.com/api/badge/cosmicstack-labs-mercury-agent-skills)](https://www.openagentskill.com/skills/cosmicstack-labs-mercury-agent-skills)

Preview badge Audit badge

Author

cosmicstack-labs

@cosmicstack-labs

Platform Fit

Claude Code

Health Signals

GitHub stars: 351
Quality score: 52/100
Last GitHub push: Jun 7, 2026
Framework hints: 2
OpenAgentSkill views: 0
Install copies: 0
Outbound clicks: 0

Community Signal

Share whether this skill looks useful for your agent workflow. Aggregated feedback improves rankings over time.

Trust & Safety

Strong shortlist

GitHub adoption351 GitHub starsINFO
Stars/forks activity351 stars, 48 forks; issue activity unavailable in current metadataCHECK
Recent maintenance9d since pushPASS
License clarityMITPASS
README/SKILL.md completenessMetadata includes enough usage and workflow contextPASS
Dependency/runtime riskcredential or environment accessINFO

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Mercury Agent Skills

Coding and developer agents

Trust, audit, and install readiness at a glance

Human review before install

Review before production

Install path available

Machine-readable decision data for this skill.

Skills

Superpowers

Open Design

Agent Skills

58/100 · Review before install

Network access

Filesystem access

Secrets or environment access

Install this skill in your agent workflow

OpenAgentSkill CLI

Let an agent verify fit before installing.

Give an agent the install path, not another directory page.

Agent-readable profile for automatic skill selection.

Needs review · 86/100

Companion skill for GitHub automation

Strong shortlist

Strong candidate for agent workflows

Use this skill in these scenarios

GitHub automation

Coding agents

RAG and knowledge

Add it to a complete workflow

Content growth agent

Coding review agent

RAG knowledge base

Compare before you install

Skills

Superpowers

Open Design

Agent Skills

Overview

Platform Compatibility

Technical Details

Companion skill

Install review

Add to agent workflow

Share kit

Community indexed

Claim this skill listing

README badge

Author

Tags

Platform Fit

Health Signals

Community Signal

Trust & Safety

Related Skills