Building agents skills

23,098 tagged Building agents, measured the same way as everything else here.

Browse within: LLM 209agentic-ai 203agent 193agents 156skills 146openai 86agentic-workflow 85antigravity 83ai-skills 82cli 75agentic-framework 72agent-orchestration 69ai-assistant 68Autonomous Agents 65

add-openagents

73

openagents-org/openagents

Skill Claude CodeCodex

Add the OpenAgents Workspace channel so this NanoClaw Agent Group can be driven from an OpenAgents Workspace.

not rated 4.1k +21 today A SkillSpector: pass 26 tokens original Apache-2.0

skill-creator

74

OpenBMB/PilotDeck

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 4.0k +9 yesterday A SkillSpector: warn 64 tokens AGPL-3.0

gnhf

75

kunchenguid/gnhf

Skill Claude CodeCodex

Use when the user asks to run GNHF, says they are going to sleep or leaving and wants an agent-managed coding run, asks to supervise, steer, or review an active GNHF run, or gives feedback on GNHF results.

not rated 4.0k +40 changed 5d ago A 55 tokens copy · 92% MIT

cascadeflow

76

lemony-ai/cascadeflow

Skill Claude CodeCodex

Use when building, extending, or debugging AI agents with cascadeflow (agent runtime intelligence layer) — installing cascadeflow (Python) or @cascadeflow/core/@cascadeflow/langchain (TypeScript); using CascadeAgent, ModelConfig, harness APIs (cascadeflow.init, cascadeflow.run, @agent from cascadeflow.harness…

not rated 4.0k +12 yesterday A SkillSpector: warn 231 tokens original MIT

modlens

77

liustack/modlens

Skill Claude Code

Plug-in vision for text-only models. Hard rule: when a file path or URL with an image extension (.png, .jpg, .jpeg, .webp, .gif, .heic, .heif) appears anywhere in the conversation (typed by the user, injected as a [Image: source: ] line, or inside a tag) and you cannot see that image's content, run this skill on it…

not rated 3.9k +63 changed 2d ago A Socket: passSnyk: passSkillSpector: pass 240 tokens original MIT

record-and-replay

78

ilysenko/codex-desktop-linux

Skill Claude CodeCodex

Use when the user wants Codex to record a Linux desktop or browser workflow and turn it into a reusable skill. Requires the Record & Replay event-stream MCP server.

not rated 3.8k +28 today A SkillSpector: pass 38 tokens original MIT

[object Object]

79

microsoft/apm

Skill Claude CodeCodex ✓ vendor

Skill "[object Object]" from microsoft/apm, covering what this package does, getting started, available primitives and included workflows.

not rated 3.8k +36 today A SkillSpector: pass 8 tokens original MIT

lean-ctx-review

80

yvgude/lean-ctx

Skill Claude CodeCodex

Review how the lean-ctx ctx MCP tools performed in the current session and file upstream issues for confirmed problems. Use when the user asks to review/audit lean-ctx tool performance, says "lean-ctx review", asks why ctx tools failed or fell back to native tools, or wants to report a lean-ctx bug.

not rated 3.7k +29 yesterday A SkillSpector: warn 73 tokens original Apache-2.0

codex-with-chatgpt

81

XiaoDuoYa/codex-with-chatgpt

Skill Codex

A connection that lets ChatGPT help plan and review coding work while Codex edits files, runs commands, tests code, and handles execution.

not rated 3.7k +1.3k changed 5d ago C SkillSpector: warn 90 tokens original MIT

kiro-discovery

82

gotalab/cc-sdd

Skill Claude CodeCodex

Entry point for new work. Determines the best action path or work decomposition (update existing spec, create new spec, mixed decomposition, or no spec needed) and refines ideas through structured dialogue.

not rated 3.7k +7 3mo ago A SkillSpector: warn 44 tokens original MIT

add-azure-mcp-tools

83

microsoft/mcp

Skill Claude Code needs its repo ✓ vendor

Add a new tool/command to any Azure MCP toolset. Full lifecycle from scaffolding through PR submission. USE WHEN: add new command, create tool, new MCP tool, scaffold command, implement operation, add azure service tool, create new toolset.

not rated 3.7k +11 changed 8d ago A SkillSpector: pass 59 tokens original MIT

refine-live

84

Jakubantalik/transitions.dev

Skill Claude CodeCodex

In-chat fallback for the Timeline Inspector Refine agent. Use when the user runs /refine live, asks to "refine live", "go live", or answer refine jobs — but ONLY when no persistent agent is wired (no npx transitions-refine live). Prefer npx transitions-refine live for run-and-forget (relay spawns agent per click, no…

not rated 3.5k +34 7d ago A SkillSpector: warn 103 tokens

professor-synapse

85

ProfSynapse/Professor-Synapse

Skill Claude CodeCodex

Use when user needs expert help, wants to summon a specialist, says "help me with", "I need guidance", or has a task requiring domain expertise. Creates and manages a growing collection of expert agents.

not rated 3.5k +3 15d ago A SkillSpector: warn 48 tokens

google-antigravity/antigravity-sdk-python

Skill Claude CodeCodex

Design, implement, and debug autonomous AI agents and multi-agent systems using the Google Antigravity (AGY) SDK. ACTIVATE this skill when the user wants to create, configure, or orchestrate Google Antigravity agents.

not rated 3.3k +40 changed 5d ago A SkillSpector: pass 53 tokens original Apache-2.0

skill-creator

87

himself65/finance-skills

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 iterate on skill quality. Triggers: "create a skill", "make a…

not rated 3.3k +18 13d ago A Socket: passSnyk: warnSkillSpector: pass 214 tokens original MIT

claude-api

88

oboard/claude-code-rev

Skill Claude CodeCodex

Use this skill when the user is building against Anthropic APIs or SDKs, including @anthropic-ai/sdk, anthropic, or Agent SDK integrations.

not rated 3.3k +3 28d ago A SkillSpector: pass 0 tokens

pacifio/atlas

Skill Claude CodeCodex

Inspect and safely update Atlas user preferences through Atlas's config.toml.

not rated 3.3k +85 today A SkillSpector: warn 19 tokens original MIT

whiteguo233/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 3.2k +41 today A SkillSpector: pass 40 tokens original MIT

acpx

91

openclaw/acpx

Skill Codex

Use acpx as a headless ACP CLI for agent-to-agent communication, including prompt/exec/sessions workflows, session scoping, queueing, permissions, output formats, system-prompt overrides, and multi-agent flows authored with defineFlow/decision/decisionEdge.

not rated 3.2k +17 changed 2d ago A SkillSpector: warn 57 tokens original MIT

ai-agent-dev

92

Snailclimb/interview-guide

Skill Claude CodeCodex

A Chinese-language interview-question guide for roles focused on AI-agent development. It covers agent design, language-model calls, tool integration, MCP, retrieval-augmented generation, context management, and multiple agents working together.

not rated 3.2k +29 26d ago A SkillSpector: pass 59 tokens AGPL-3.0

codex-app-threads

93

duolahypercho/codex-router

Skill Claude CodeCodex

Create, list, read, message, wait on, fork, rename, archive, and pin Codex threads (sidebar tasks), plus automations and app navigation, using the app-native codexapp tools. Use when the session uses a custom (non-OpenAI) model, for example deepseek-v4-flash or mimo-v2.5, and the user asks to create a thread or a new…

not rated 3.1k +40 yesterday A SkillSpector: warn 138 tokens original MIT

loop-library

94

Forward-Future/loopy

Skill Codex

Compatibility alias for Loopy. Use only when an existing installation or older instruction explicitly invokes loop-library; use Loopy for new installations and requests. Provides the same discovery, recommendation, audit, repair, adaptation, guided crafting, bounded execution, run debrief, project loop saving, and…

not rated 3.1k +17 1mo ago A Socket: passSnyk: warnSkillSpector: pass 65 tokens original MIT

agent-eval-workflow

95

GoogleCloudPlatform/professional-services

Skill Claude CodeCodex

This skill should be used when the user wants to evaluate an AI agent end-to-end: scaffold an evaluation, design metrics that test a real hypothesis, make an agent measurable, audit generated eval config, read evaluation results, or run an improvement ("hill climbing") loop. Covers evaluation methodology, metric…

not rated 3.1k yesterday A SkillSpector: pass 123 tokens original Apache-2.0

mnemosyne-oss/mnemosyne

Skill Claude CodeCodex

Install and configure Mnemosyne as a Hermes Agent memory provider — local SQLite with vector search, episodic consolidation, and temporal knowledge graphs.

not rated 3.1k +77 today A SkillSpector: pass 34 tokens original MIT

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