Building agents skills

23,458 tagged Building agents, measured the same way as everything else here.

Browse within: LLM 209agent 202agentic-ai 195skills 149agents 145openai 86antigravity 83agentic-workflow 79cli 75agentic-framework 73ai-skills 73Autonomous Agents 67ai-assistant 66agent-framework 59

codex-harness

2497

tae2089/harness

Skill Claude CodeCodex

A meta-skill for designing a specialized subagent team in the Codex CLI environment. Domain analysis → Agent TOML definitions (.codex/agents/) → Skill creation (.codex/skills/) → AGENTS.md initialization. Triggers: 'set up codex harness', 'create codex agent team', 'build codex harness', '{domain} codex automation'.…

not rated 4 4mo ago A 101 tokens original Apache-2.0

a2a

2498

hajekim/agentic-design-patterns-skills

Skill Claude CodeCodex

This skill should be used when the user wants to "agent-to-agent communication", "A2A protocol", "inter-agent messaging", "agent network", "agent federation", "cross-agent calls", "distributed agent systems", "agent discovery", "agent cards", "standardized agent communication", "remote agent invocation", "multi-agent…

not rated 4 5mo ago A 435 tokens original MIT

PodJamz/prompts

Skill Claude CodeCodex

Convene the board ON THE SYSTEM ITSELF - inventory the harness's own recent failures and weaknesses, attack them from eight adversarial angles, and leave with a prioritized determinism backlog and a scaling plan. USE WHEN the same class of mistake keeps recurring, before scaling the system up, quarterly as a health…

not rated 4 1mo ago A 86 tokens

find-skills

2500

csakash/drevon

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. This skill should be used when the user is looking for functionality that might exist as an installable skill.

not rated 4 27d ago A 67 tokens copy · 81% MIT

harness-engineering

2501

rickyma/harness-engineering

Skill Claude CodeCodex

Disciplined methodology for AI agents executing large, multi-step software tasks reliably. Covers context engineering, separated evaluation, and multi-session handoffs. Use when working on complex refactors, feature development, optimization, migration, or any task spanning many files or requiring sustained focus.…

not rated 4 5mo ago A 81 tokens

looper-creator

2502

l8ai-cn/looper-creator

Skill Codex

Create standardized Recursive Loop Orchestration projects for autonomous or semi-autonomous agents. Use when the user asks to create, scaffold, initialize, package, harden, or standardize an agent loop, recursive task loop, multi-agent workflow, self-running agent, Ralph-style loop, auto-fixer, monitor, browser-based…

not rated 4 2mo ago A 99 tokens original MIT

task-runner

2503

rdudov/task-agent

Skill Claude CodeCodex

Use this skill when a substantial task should be delegated to a child CLI agent. It launches Codex, Claude Code, or Cursor Agent against a task directory, resolving the child runner from the parent CLI agent, writes progress scaffolding, supervises the detached run, provides status polling, and can run a task through…

not rated 4 changed 6d ago A SkillSpector: warn 73 tokens original MIT

ai-spec-project-start

2504

LiveTrack-X/spec-driven-ai-development

Skill Codex

Install or upgrade SDAD; migrate an existing SDAD project; recover or repair sdad-state.yaml, INDEX, ledger, or handoff consistency; run or interpret SDAD Doctor; or diagnose the SDAD control plane. Use only for SDAD-specific bootstrap, migration, repair, and Doctor operations.

not rated 4 2d ago A 67 tokens original MIT

skill-hr

2505

thinkitpossible/skill-hr

Skill Claude Code

A task coordinator for managing coding-agent skills, including choosing, installing, tuning, and removing them. It also provides access to a local dashboard for the skill system.

not rated 4 5mo ago A 99 tokens

fireteam

2506

martinnaithani/Fireteam

Skill Claude CodeCodex

Persistent memory and task coordination for AI coding sessions. Creates a .fireteam/ folder with mission context, task state, checkpoints, and handoff notes that survive session restarts, context limits, and crashes. Use this skill whenever the user wants to set up a fireteam, continue a fireteam, resume after a…

not rated 4 6mo ago A 145 tokens original MIT

init-sumela

2507

tolgakisaogullari/SumelaOS

Skill Claude CodeCodex needs its repo

Use when the user says '/initSumela', 'init SumelaOS', 'kur SumelaOS', or 'setup SumelaOS' in an existing project — auto-detects tech stack, architecture, and conventions, then generates AGENTS.md, rules, wiki, and IDE pointers.

not rated 4 21d ago A 64 tokens original MIT

agents-md-polish

2508

legendtkl/agents-md-polish

Skill Claude CodeCodex

Audit and improve AGENTS.md / CLAUDE.md guidance files. Use this skill when the user asks to audit, polish, improve, shrink, refactor, fix, lint, or optimize AGENTS.md or CLAUDE.md; when they want to convert a bulky CLAUDE.md into a short AGENTS.md plus a CLAUDE.md bridge; when they want to create a starter AGENTS.md…

not rated 4 4mo ago A 113 tokens original MIT

agent-cli-design

2509

wakaka6/agent-cli-playbook

Skill Claude CodeCodex

A methodology for designing command-line tools for AI agents. A command-line tool is a program operated through typed commands; these rules focus on discoverable help, structured output, useful errors, safe operations, and reliable retries.

not rated 4 5mo ago A 51 tokens original MIT

mcp-server-dev

2510

euxx/claude-skills-for-copilot

Skill Claude Code

Use when the user asks to build an MCP server, create an MCP integration, wrap an API for AI agents, or expose tools via the Model Context Protocol. Guides through deployment model selection (remote HTTP, MCPB, local stdio), tool-design patterns, and framework choice before scaffolding code.

not rated 4 2mo ago A 65 tokens original MIT

SpillwaveSolutions/grading-claude-agents-md-agentic-skill

Skill Claude CodeCodex

Grades and improves CLAUDE.md (Claude Code) and AGENTS.md (Codex/OpenCode) configuration files. Use when asked to grade, score, evaluate, audit, review, improve, fix, optimize, or refactor agent config files. Triggers on 'grade my CLAUDE.md', 'score my AGENTS.md', 'is my CLAUDE.md too big', 'improve my agent config'…

not rated 4 8mo ago A 141 tokens

new-plugin

2512

langburd/agent-skills

Skill Claude Code

Scaffold a new plugin bundle in this marketplace — creates plugin.json, SKILL.md with correct frontmatter, per-plugin README, then runs sync.sh.

not rated 4 27d ago A 34 tokens

writing-skills

2513

w4ngyu/openclaw-superpowers

Skill Claude CodeCodex

Use when creating new skills, editing existing skills, or verifying skills work before deployment.

not rated 4 4mo ago A 20 tokens

tlae

2514

Brainboxai-IL/tlae

Skill Claude CodeCodex

TLAE (Tech Lead Agentic Engineering) . use this skill when working on software projects. It turns Claude into a disciplined Tech Lead that adapts to YOUR stack, YOUR risk profile, and YOUR domain. Auto-detects language, framework, package manager, and tests on first use; asks 3 short questions about team size, domain…

not rated 4 4mo ago A 186 tokens original MIT

riper-orchestrator

2515

Tholem-AI/Tholem-Cursor-Kit

Skill Cursor

Coordinate RIPER phase flow for non-trivial changes and enforce evidence-first handoffs across research, planning, execution, and review.

not rated 4 4mo ago A 32 tokens original MIT

skillguard

2516

Muhammad-Qasim-Munir/skillguard

Skill Claude CodeCodex

Review Claude/Cursor Skills for security issues (prompt injection, agentic/tool injection, data exfiltration, unsafe automation). Use when evaluating a Skill package/folder or SKILL.md + bundled scripts for risks like hidden instructions, tool misuse, credential theft, network exfil, destructive commands, and policy…

not rated 4 7mo ago C 90 tokens

agent-channels

2517

Haroon966/pinky-cursor

Skill Claude CodeCodex

Connect WhatsApp phone control (user-run login + watch + Cursor CLI agent) or Slack MCP. Always ask owner number. Never run QR/login/watch yourself — give commands. After Pinky install channel ask, or /agent-channels / connect WhatsApp.

not rated 4 1mo ago A 56 tokens original MIT

convert-patterns

2518

voro6yov/spec-driven-development

Skill Claude Code

Discovers pattern files in a folder, interviews the user per-pattern to collect metadata, then spawns skill-from-pattern agents to convert each selected pattern into a skill. Invoke with: /convert-patterns.

not rated 4 1mo ago A 52 tokens original Apache-2.0

open-prose

2519

frames-engineering/skills

Skill Claude CodeCodex

OpenProse is a programming language for AI sessions. Activate on ANY prose command (prose boot, prose run, prose compile, prose update, etc.), running .prose files, mentioning OpenProse/Prose, or orchestrating multi-agent workflows. The skill intelligently interprets what the user wants.

not rated 4 5mo ago A 70 tokens

agent-orchestration

2520

research-developer/iterm-mcp-claude-agency

Skill Claude CodeCodex

Use when orchestrating multi-agent workflows in iTerm2 — registering agents, managing teams, delegating tasks, executing plans, workflow events. Triggers on "register agent", "create team", "delegate task", "orchestrate", "workflow".

not rated 4 2mo ago A 56 tokens 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: