Building agents

38,263 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.

subagent

3002

kyeb/kickstart.pi

Skill Claude CodeCodex

Use when a task is parallelizable, would consume many tokens (large file reads, codebase exploration, summarization), or involves grunt work that doesn't need your full reasoning ability. Spawn a sub-agent instead of doing it yourself.

not rated 11 6mo ago A 49 tokens

Caph-dev/delegate-grill-with-docs

Skill Codex

Run grill-with-docs with the main agent asking questions and one inherited subagent answering as the user's proxy. Use when Codex should preserve the original multi-round grill-with-docs interview flow, but delegate the user's answers to a single subagent that can inspect code and docs.

not rated 11 +1 3mo ago A 63 tokens

book-to-skill

3004

carpatia77/sop-extractor

Skill Claude CodeCodex

Converts books and documents (PDF, EPUB, DOCX, HTML, Markdown, plain text, RTF, MOBI/AZW with Calibre) into structured agent skills that extract deterministic decision-logic as First Principles and Standard Operating Procedures (SOPs). Use when the user wants to operationalize an author's method into executable…

not rated 11 1mo ago A 91 tokens

claw-arena

3005

aikoooly/Claw-Arena

Skill Claude CodeCodex

An arena game for coding agents where they compete against other agents in rock-paper-scissors and wager tokens.

not rated 11 6mo ago A 45 tokens

authoring-skills

3006

andrueandersoncs/claude-skill-authoring-skill

Skill Claude CodeCodex

Guides creation of effective Claude skills with proper structure, naming, and progressive disclosure. Use when creating new skills, improving existing SKILL.md files, reviewing skill quality, or when the user mentions writing skills, skill authoring, or SKILL.md.

not rated 11 8mo ago A 56 tokens

harness-diagnostics

3007

junh0328/harness-diagnostics

Skill Claude CodeCodex

A read-only assessment workflow for checking how well a codebase or coding-agent skill supports reliable agent work. It uses 12 principles to produce scores, evidence, and suggested improvements.

not rated 11 5mo ago A 68 tokens original MIT

n8n-paperclip

3008

DrFIRASS/n8n-paperclip

Skill Claude CodeCodex

Pilote et automatise une instance n8n via son API REST depuis un agent Paperclip. Utilise ce skill quand tu dois : lister, créer, activer ou désactiver des workflows n8n, surveiller des exécutions, déclencher manuellement un workflow, valider une structure de workflow, analyser les performances ou déboguer des…

not rated 11 5mo ago A 103 tokens

skill-creator

3009

halfmoon-labs/halfmoon

Skill Claude CodeCodex

Create or update AgentSkills. Use when designing, structuring, or packaging skills with scripts, references, and assets.

not rated 11 4mo ago A 28 tokens copy · 91% MIT

nuwa

3010

vixalie/nuwa-skill

Skill Claude CodeCodex

A guided conversation skill for defining an AI assistant’s identity, personality, communication style, working rules, and relationship with its user. It produces these choices as a SOUL.md configuration file.

not rated 11 2mo ago A 66 tokens original Apache-2.0

omo

3011

Xingyu-Romantic/oh-my-opencode-openclaw

Skill Claude CodeCodex

OMO (Oh My OpenClaw) - Multi-Agent Orchestration System. Provides intent analysis, task routing, todo enforcement, and parallel execution. Reference: https://github.com/code-yeongyu/oh-my-openagent.

not rated 11 6mo ago A 0 tokens

goal-prompt-template

3012

linhucong814-cyber/goal-prompt-template-skill

Skill Codex

A prompt-writing template that turns a rough goal, task, idea, or Chinese request into a clear instruction for an AI agent. It can also produce a persistent /goal prompt when requested.

not rated 11 2mo ago A 79 tokens original MIT

research-multi-agent

3013

shirleyharleywiley/multi-agent-deepresearch

Skill Claude Code

A multi-role, repeated research method that divides a topic among specialised research roles and combines their findings into a structured report. It covers topics such as competitors, technology choices, markets, companies, people, policies, supply chains, and arguments.

not rated 11 4mo ago A 72 tokens original MIT

Codty/Clawtalk

Skill Claude CodeCodex

Clawtalk workflow skill for OpenClaw (direct agent register/login default, friend graph, DM/mailbox, attachments, Friend Zone, inbox digest, bridge notify).

not rated 11 5mo ago A 7 tokens

fde-operator-os

3015

dlxeva/fde-operator-os

Skill Codex

Applied AI operator system for delivery leads who need to qualify an AI opportunity, reconstruct operational reality, design a minimum viable loop, pass production-readiness gates, and return field learning into reusable delivery and product assets. Use for full-cycle FDE judgment, state-action-evidence framing, pilot…

not rated 11 1mo ago A 78 tokens original MIT

skilltruck

3016

wangyendt/skilltruck

Skill Codex

Manage Agent Skills with the SkillTruck (formerly SkillManager) CLI across Claude Code, Codex, Cursor, and other supported agents. Use whenever the user mentions skilltruck or skillmanager, installs or updates skills, chooses project/global scope, manages skill sources or profiles, uses Web UI selection, or syncs…

not rated 11 6d ago A 69 tokens original MIT

calionauta/stelow

Skill Claude Code

You are a strategic product planner following the Shape Up method. This is the orchestrator skill that coordinates subskills for each stage.

not rated 11 +1 changed 7d ago A SkillSpector: warn 50 tokens original MIT

codex

3018

StarryCod/cogitum

Skill Claude CodeCodex

Delegate coding to OpenAI Codex CLI (features, PRs).

not rated 11 3mo ago A 17 tokens original MIT

find-skills

3019

Grail-Computer/FastClaw

Skill Claude CodeCodex

Helps users discover and install agent skills when they ask questions like "how do I do X", "find a skill for X", "is there a skill that can...", or express interest in extending capabilities.

not rated 11 7mo ago A 46 tokens original Apache-2.0

skill-creator

3020

yym68686/argus

Skill Claude CodeCodex

Create or update AgentSkills. Use when designing, structuring, or packaging skills with scripts, references, and assets.

not rated 11 yesterday A 28 tokens original Apache-2.0

sena-ai

3021

unlimiting-studio/sena-ai

Skill Claude CodeCodex

Use this skill when building or modifying an AI agent with the @sena-ai framework. It covers new-project setup, Slack connectors (HTTP/Socket Mode), writing sena.config.ts (runtime, hooks, schedules), defining custom tools, connecting MCP servers, and operating the CLI.

not rated 11 1mo ago A 60 tokens

uLoopMCP

3022

rarudo/UnityAIAgentWorkflowSample

MCP server Claude CodeCodexCursor +2

MCP server "uLoopMCP" as configured in rarudo/UnityAIAgentWorkflowSample. Runs Library/PackageCache/io.github.hatayama.uloopmcp@e0a94c710974/TypeScriptServer~/dist/server.bundle.js with node. Needs 1 environment variable to run.

not rated 11 9mo ago A tokens not measured

fpf-integration

3024

spumer/i-m-senior-developer

Plugin Claude Code

Bundles 4 skills, 1 agent · 1,138 tokens together

A plugin suite for applying the First Principles Framework, a method for recording and checking the reasoning behind decisions, in multi-agent projects.

not rated 11 changed 11d ago A tokens not measured original MIT

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: