Building agents skills

23,478 tagged Building agents, measured the same way as everything else here.

Browse within: LLM 208agent 200agentic-ai 197skills 149agents 148openai 86antigravity 83agentic-workflow 79ai-skills 75cli 75agentic-framework 73Autonomous Agents 67ai-assistant 65agent-framework 59

soul-grader

865

cobibean/soul-grader-skill

Skill Claude CodeCodex

Use when grading, reviewing, rewriting, or approving a Hermes Agent SOUL.md. Uses the SOUL.md field-guide research artifacts as the only normative source for what makes a good SOUL.md.

not rated 59 23d ago A 45 tokens original MIT

baton

866

blader/baton

Skill Claude CodeCodex

Use when handing off an in-progress session to another agent or a future session — ending a session with unfinished work, "pick up where I left off", passing a task to a fresh agent/another window/codex, running low on context, or persisting intent + learnings before context is lost. Covers both dropping a baton…

not rated 59 +1 3mo ago A 85 tokens original MIT

deep-skill-finder

867

wheelry/deep-skill-finder

Skill Claude CodeCodex

A skill for finding existing skills that best match a task. Skills are reusable instructions or abilities an agent can use.

not rated 59 +4 changed 3d ago A 0 tokens

agent-activity-audit

868

hyperb1iss/sibyl

Skill Claude CodeCodex

Audit recent agent transcripts (Claude Code and Codex) to learn how a tool, system, or skill is actually being used in the wild. Surfaces failure modes, friction, success patterns, and concrete improvement candidates from real session data. Use this when you want to improve a developer-facing system that agents…

not rated 59 +1 today A SkillSpector: warn 71 tokens original Apache-2.0

oil-skill-creator

869

oil-oil/oil-skill-creator

Skill Claude CodeCodex

A guide for creating, reviewing, fixing, and publishing Skills: reusable instruction packages for agents. It explains how to define their purpose, structure their files, check their behavior, and keep them maintainable.

not rated 59 +8 changed 3d ago A 99 tokens original MIT

xiaobai-skills

870

Tyuts/xiaobai-skills

Skill Claude CodeCodex

One-click starter pack and curator for Codex/agent skills. Use when a beginner wants a high-quality default skills setup across common needs, when the user asks to install useful skills without researching them one by one, or when the installed skills library needs auditing, deduplication, conflict resolution…

not rated 58 +1 3mo ago A 81 tokens original MIT

agent-board-routing

871

DanWahlin/ai-agent-board

Skill Claude CodeCodex

Use when Dan explicitly asks Claude, Codex, Copilot, Grok, Hermes, OpenCode, or OpenClaw to perform coding work. Route it through the shared AI Agent Board instead of launching the coding agent directly.

not rated 58 +1 20d ago A SkillSpector: pass 50 tokens original MIT

agentchat

872

arlington-labs/agentchat

Skill Claude CodeCodex

Send and receive messages in AgentChat groups — create groups, invite friends, share bug reports and prompt discoveries between agents over S2 streams.

not rated 58 5mo ago A 31 tokens

skill-creator

873

donggua-zen/guada

Skill Claude CodeCodex

Creating and authoring new AI skills with proper SKILL.md structure, YAML frontmatter validation, directory conventions, and registration workflow.

not rated 58 +1 1mo ago A SkillSpector: warn 29 tokens original MIT

sensei

874

spboyer/sensei

Skill Claude CodeCodex

WORKFLOW SKILL — Iteratively improve skill frontmatter compliance using the Ralph loop pattern. WHEN: "run sensei", "sensei help", "improve skill", "fix frontmatter", "skill compliance", "frontmatter audit", "score skill", "check skill tokens". INVOKES: token counting tools, test runners, git commands. FOR SINGLE…

not rated 58 3mo ago A 91 tokens original MIT

plugin-authoring

875

laurigates/claude-plugins

Skill Claude Code needs its repo

Add, modify, or delete a skill or plugin in this repo — frontmatter shape, the seven metadata files a plugin touches, and the create/delete checklists. Use when creating a new skill or plugin, removing one, or asking which files a plugin change must update.

not rated 58 yesterday A SkillSpector: warn 59 tokens original MIT

openbiliclaw-adapter

876

whiteguo233/dsh-openbiliclaw

Skill Claude Code

Use OpenBiliClaw's versioned Agent Bridge CLI to read multi-source recommendations, profile state, dialogue, probes, saved lists, and submit explicit feedback.

not rated 58 +2 3d ago A 40 tokens copy · 100% BSD-3-Clause

level

877

matteotitta/claude-code-marketing-quickstart

Skill Claude Code

Score your Claude Code environment on a fun 0-10 ladder (Tourist → Swarm) calibrated to the quickstart's 4 systems — Context, Skills, Integrations, Orchestration. Two front doors - an interactive quiz (zero setup, shareable) or a silent scan of your repo. Outputs a next-level roadmap plus a branded HTML dashboard or a…

not rated 58 +1 1mo ago A 133 tokens

illusion-usage

878

YunTaiHua/illusion-agent

Skill Claude CodeCodex

Dual-purpose guide for agents. Scenario A — agent autonomously drives Illusion Agent via non-interactive print mode (-p). Scenario B — agent helps its human master install and use Illusion Agent's interactive TUI/Web modes. Invoke when an agent needs to operate Illusion Agent, install it for a user, or teach a user…

not rated 58 +7 11d ago A SkillSpector: warn 76 tokens original MIT

agent-orchestration

879

diegosouzapw/awesome-omni-skill

Skill Claude CodeCodex

This skill should be used when the model's ROLETYPE is orchestrator and needs to delegate tasks to specialist sub-agents. Provides scientific delegation framework ensuring world-building context (WHERE, WHAT, WHY) while preserving agent autonomy in implementation decisions (HOW). Use when planning task delegation…

not rated 58 +1 6mo ago A 73 tokens

vapi

880

VapiAI/mcp-server

Skill Claude CodeCodex

Build AI voice assistants and phone agents with Vapi. Use this skill when users want to create voice agents, phone bots, IVR systems, outbound calling campaigns, or any voice-based AI application.

not rated 57 1mo ago A SkillSpector: warn 43 tokens original MIT

codex

881

ekino/docker-buildbox

Skill Claude CodeCodex

Running OpenAI Codex CLI for code analysis, refactoring, and automated editing with configurable sandbox permissions and reasoning effort levels.

not rated 57 2d ago A 28 tokens

skill-creator

882

efdevcon/monorepo

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, update 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 57 today A 63 tokens GPL-3.0

arc-sync

883

comma-compliance/arc-relay

Skill Claude CodeCodex

Manage MCP servers via Arc Relay. Use this skill for ANY MCP server operation: adding, removing, listing, syncing, configuring, or troubleshooting MCP servers. Triggers on: MCP, .mcp.json, .codex/config.toml, server configuration, missing tools, relay. Do NOT manually edit .mcp.json or .codex/config.toml - always use…

not rated 57 10d ago A SkillSpector: pass 83 tokens original MIT

aidlc

884

aws-samples/sample-aidlc-decisions-driven-skill

Skill Claude CodeCodex ✓ vendor

AI-DLC workflow orchestrator. Reads manifest state, dispatches to phase skills, manages rollback and status. Executes phases by loading and following each skill's SKILL.md.

not rated 57 +2 2mo ago A 38 tokens MIT-0

loop-engineering

885

invincible04/awesome-loop-engineering

Skill Codex

Design and scaffold an autonomous "loop" around a coding agent for a recurring workflow. Use when the user wants to stop hand-prompting an agent and instead build a system that discovers work, delegates it to a maker, verifies the result with a separate checker, remembers progress on disk, and re-runs until a goal is…

not rated 57 +1 2mo ago A 150 tokens original MIT

zaycruz/hermes-opencode-plugin

Skill Claude CodeCodex

Use OpenCode as a meta-subagent for heavy coding work. Offload engineering tasks to OMO's multi-agent harness so Hermes stays focused on planning, memory, and orchestration.

not rated 57 3mo ago A 42 tokens original MIT

allinluna

887

zenx0x/allinluna

Skill Claude CodeCodex

Compile and execute a goal, existing plan, active run, or Research Routes packet through the vNext Coordinator, Task Lanes, WorkUnits, and Workflow Packs.

not rated 57 +1 changed 10d ago A SkillSpector: pass 38 tokens original Apache-2.0

agent-link

888

Riccardo8888/agent-link

Skill Claude CodeCodex

Talk to other coding agents — another Claude Code, or a colleague's Codex — over an encrypted room. Use when the user wants to coordinate, split, hand off or divide work with another agent; asks what the other agent is doing; says "chiedi al collega", "dillo all'altro Claude", "dividiamoci il lavoro", "pair with"…

not rated 56 23d ago A SkillSpector: pass 124 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: