Building agents

38,215 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

skill-creator

2066

Second-Order-Systems/Dystil

Skill Claude CodeCodex

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.

not rated 24 14d ago A 64 tokens copy · 88% Apache-2.0

mst

2068

myrtlepn/gran-maestro

Plugin Claude Code

Bundles 42 skills, 4 hooks · 2,210 tokens together

An AI-agent coordination add-on for project managers who direct several coding agents instead of writing code themselves.

not rated 24 26d ago A tokens not measured original MIT

crewhub

2070

EKINSOL-DEV/crewhub

Skill Claude CodeCodex

Use CrewHub to discover capabilities, identify your agent, work in rooms, and stream live updates.

not rated 24 3mo ago A 0 tokens AGPL-3.0

master-orchestrator

2071

SteppieD/agents.v1

Agent Claude Code

DEFAULT ROUTER for all multi-step, complex, or specialized tasks. Intelligently analyzes requests and delegates to the best team managers (engineering, content, design, SEO, system). Use this for ANY task requiring coordination, multiple steps, or specialized expertise. This is the primary orchestration agent that…

not rated 24 10mo ago A 86 tokens original MIT

buddy

2072

pallavrustogi/Buddy

Agent Claude Code

Friendly onboarding agent that explains the repo like you are new. Maintains a portable .buddy/ knowledge base (Markdown + small JSON) at the repo root so every clone benefits.

not rated 24 18d ago A 38 tokens original MIT

create-myself

2073

xufuping/myself-skill

Skill Claude Code

A skill that turns a person’s writing and working preferences into an AI instruction set, with separate Chinese and English versions.

not rated 24 5mo ago A 36 tokens original MIT

codex-workflows

2074

enderzcx/codex-flow

Skill Codex

Use only when the user explicitly asks for CWF, a dynamic workflow, a reusable workflow.js harness, or a bounded multi-agent run with independent workers and verification. Not for ordinary coding, routine review, generic repo audits, planning, /goal writing, status checks, reminders, external-model routing, or work…

not rated 24 1mo ago A 73 tokens

create-agent-adapter

2075

arthurzhuhan/one-person-capital

Skill Codex needs its repo

Technical guide for creating a new OnePersonCapital agent adapter. Use when building a new adapter package, adding support for a new AI coding tool (e.g. a new CLI agent, API-based agent, or custom process), or when modifying the adapter system. Covers the required interfaces, module structure, registration points…

not rated 24 6mo ago A 83 tokens original MIT

embinder

2076

celesnity/Embinder

Skill Codex

Integrate the Embinder WebMCP SDK into an existing product and make its browser experience AI-native. Use when a coding agent must inspect any web application or platform, inventory every page and user-facing function, expose real actions and live context through Embinder, add the resident agent, cursor, spotlight…

not rated 24 1mo ago A 96 tokens

claudeai-pgp

2077

jgamblin/PGP

Skill Codex

Route work to the correct Pretty Good Prompts (PGP) document and produce structured, artifact-oriented outputs for Claude workflows. Use when tasks in this repository (or repositories consuming these prompts) require high-quality analysis, modernization planning, documentation updates, or implementation guidance…

not rated 24 6mo ago A 77 tokens GPL-3.0

skillmaxxer-3000

2078

rb-mm/skillmaxxer-3000

Skill Claude CodeCodex

Name: skillmaxxer-3000 Purpose: Intelligently architect Claude Skills with appropriate structure based on purpose and requirements Type: Meta-skill (builds other skills) Status: Production Ready Version: 4.0 Archetype: Complex/Interview (this skill uses its own framework).

not rated 24 7mo ago A 0 tokens

panini

2079

dpaul0501/panini

Skill Claude CodeCodex

Semantic precision mode for agentic AI systems. Applies Pāṇinian kāraka structure to eliminate ambiguity in tool calls, error attribution, multi-agent handoffs, and planning outputs. Not a compression tool. A precision tool.

not rated 24 4mo ago C 49 tokens

eve-agent-delivery

2080

TommyBez/evex

Skill Claude CodeCodex

Deliver Eve agents end to end. Use when creating, modifying, testing, or deploying an Eve agent.

not rated 24 3d ago A SkillSpector: warn 26 tokens original MIT

codex-loop

2081

aronprins/codex-loop

Skill Claude CodeCodex

Autonomous Codex workflow that implements codex-loop/prd.json with one fresh Codex subagent per story. Use when the user asks to run Codex Loop, run the loop, work through a PRD, process prd.json, implement all stories, iterate through user stories autonomously, or complete a feature broken into PRD stories.…

not rated 24 2mo ago A 133 tokens original MIT

aprende

2082

Hainrixz/aprende-skill

Plugin Claude Code

Bundles 2 skills, 3 commands, 2 hooks · 369 tokens together

EN: Reflect on the current conversation and save reusable learnings (memories, anti-patterns / Reflexion-style lessons, skill stubs, project-doc updates) with explicit confirmation. ES: Reflexiona sobre la conversación actual y guarda aprendizajes reusables (memorias, anti-patrones estilo Reflexion, stubs de skills…

not rated 24 +1 1mo ago A tokens not measured original MIT

reporelay

2083

Lukie-81/RepoRelay

MCP server Claude CodeCodexCursor +2

Bounded local MCP access to one approved repository for AI read/search and structured handoffs. Runs locally from the reporelay-mcp npm package.

not rated 24 14d ago A tokens not measured original MIT

agno

2084

agno-agi/agno-skills

Plugin Claude Code

Bundles 1 skill · 41 tokens together

Official Agno AI agent framework skill - build production-ready agents, multi-agent teams, workflows, MCP integrations, and deploy with AgentOS.

not rated 24 +1 1mo ago A tokens not measured

worker-relay

2085

VsevolodUstinov/openclaw-worker-relay

Skill Codex

Run Codex CLI, Claude Code, or another supported external agent as a supervised asynchronous worker with strict OpenClaw routing, progress notifications, result delivery, session resume, optional provider fallback, and multi-turn supervisor ownership. Always use whenever the user asks to call, run, invoke, use, ask…

not rated 24 1mo ago A 132 tokens original MIT

agent-builder

2086

wytheglobal/learn-claude-code

Skill Claude CodeCodex

Design and build AI agents for any domain. Use when users: (1) ask to "create an agent", "build an assistant", or "design an AI system" (2) want to understand agent architecture, agentic patterns, or autonomous AI (3) need help with capabilities, subagents, planning, or skill mechanisms (4) ask about Claude Code…

not rated 24 5mo ago A 125 tokens copy · 100% MIT

codex-mcp-tool

2087

x51xxx/codex-mcp-tool

MCP server Claude CodeCodexCursor +2

MCP server bridging AI assistants to OpenAI Codex CLI for code analysis and review. Runs locally from the @trishchuk/codex-mcp-tool npm package. Needs 3 environment variables to run.

not rated 24 8d ago A tokens not measured original MIT

model-right-sizer

2088

Cloudzero/cloudzero-claude-marketplace

Plugin Claude Code

Bundles 4 skills, 1 agent · 1,278 tokens together

Model-selection economist agent for Claude Code: decides which Claude model (and effort/token budget) each task in a flow should run on by weighing effectiveness need against efficiency pressure and difficulty, bookended around a build as a right-sizing blueprint and a closing usage report. Ships with companion skills.

not rated 24 changed 5d ago A tokens not measured

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: