Building agents plugins

2,250 tagged Building agents, measured the same way as everything else here.

Browse within: claude-code-plugin 400ai-coding 76Multi-Agent 48claude-plugin 43agentic-workflow 36plugin 35claude-code-skill 34claude-code-skills 33Autonomous Agents 29agent-orchestration 29codex-cli 28context-engineering 28agentic-coding 26antigravity 26

swarmclawai/andrej-karpathy-skills

Plugin Claude Code

Bundles 1 skill · 46 tokens together

Behavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code to avoid overcomplication, make surgical changes, surface assumptions, and define verifiable success criteria.

not rated 43 3mo ago A tokens not measured original MIT

fable-thinking

338

mrgoonie/fable-thinking

Plugin Claude Code

Bundles 1 skill · 115 tokens together

Reasoning protocol distilled from Claude Fable 5. Makes any model reason with evidence-grounded claims, multi-hypothesis diagnosis, concrete simulation, adversarial self-review, and calibrated outcome-first delivery.

not rated 42 1mo ago A tokens not measured original MIT

trustabl

339

trustabl/trustabl

Plugin Claude Code

Bundles 13 skills, 5 commands, 4 agents, 1 hook, 1 MCP server · 758 tokens together

Self-audit AI agent, tool, and MCP-server code for security and reliability misconfigurations with Trustabl, the agent reliability scanner for the OpenAI Agents SDK, Claude Agent SDK, Google ADK, and MCP. Ships two skills (trustabl-scan and trustabl-enrich) and a subagent (trustabl) that together form a scan → enrich…

not rated 47 yesterday A tokens not measured original Apache-2.0

fable-ish

340

chrisryugj/fable-ish

Plugin Claude Code

Bundles 1 skill, 6 hooks · 74 tokens together

Verification-gated workflow plugin for Claude Code tasks. Adds lightweight hooks for task classification, verification tracking, and stop-time completion review.

not rated 41 1mo ago A tokens not measured original MIT

ana

341

tykimos/agent-native-agent

Plugin Claude Code

Bundles 3 skills · 456 tokens together

ANA — Agent-Native Agent. Attach a watch-a-dashboard + talk-to-a-coding-agent runtime to any web app, or run the standalone base. A coding agent runs inside tmux; chat is injected via paste-buffer and the session is mirrored via capture-pane — zero dependencies (no MCP, no bridge, no hooks). The whole runtime is one…

not rated 42 +1 5d ago A tokens not measured AGPL-3.0

swing-skills

342

TheStack-ai/swing-skills

Plugin Claude Code

Bundles 6 skills · 613 tokens together

6 cognitive firewalls for AI coding agents. Defends against premature closure, hallucination, anchoring bias, confirmation bias, black-box reasoning, and optimism bias.

not rated 40 4mo ago A tokens not measured original MIT

aurakit

343

smorky850612/Aurakit

Plugin Claude Code

Bundles 3 skills, 23 agents · 1,077 tokens together

All-in-one Claude Code skill: build, fix, review, deploy with one /aura command. 46 modes, 23 agents, 6-layer security (OWASP+), 10 hooks, 8 languages, 55% token savings.

not rated 40 4mo ago A tokens not measured original MIT

ralph2ralph

345

eqtylab/real-a2a

Plugin Claude Code

Bundles 1 hook

P2P agent-to-agent chat using iroh-gossip. Includes skill for joining rooms and stop hook to keep Claude chatting.

not rated 39 7mo ago A tokens not measured original MIT

tandemkit

346

FlineDev/TandemKit

Plugin Claude Code

Bundles 3 skills, 1 command · 122 tokens together

Describe your goal, approve the spec, then step away — Claude and Codex loop together until it's right.

not rated 39 4mo ago A tokens not measured original MIT

ralphmad

348

hieutrtr/ralphmad

Plugin Claude Code

Bundles 4 commands, 1 hook · 29 tokens together

RalphMAD — Autonomous BMAD-METHOD workflow execution via ralph-loop. Templatized prompts that auto-populate from project context for reusable, project-agnostic SDLC automation.

not rated 39 5mo ago A tokens not measured original Apache-2.0

skillless

350

0oooooooo0/skillless

Plugin Claude Code

Bundles 3 skills, 2 commands · 0 tokens together

Auto-discovery plugin for Claude Code skills - automatically recommends and installs relevant capabilities without users needing to know about skills.

not rated 38 +1 6mo ago A tokens not measured original MIT

code-pilot

352

ysicing/code-pilot

Plugin Claude Code

Bundles 1 skill, 10 commands, 5 agents · 349 tokens together

A development workflow system with more than 15 commands and specialized AI roles for handling software tasks. The available description identifies it as an intelligent development-automation tool, but does not explain each command or role.

not rated 38 5mo ago A tokens not measured original Apache-2.0

modelharness

357

vitaliikapliuk/modelharness

Plugin Claude Code

Bundles 3 skills, 3 commands, 1 agent, 1 hook · 234 tokens together

Fable 5 behavioral patterns as a harness for Opus 4.8: grounded progress, self-verification loops, delegation triggers, file-based memory, autonomy calibration. Zero-config: installs a SessionStart hook; skills auto-trigger.

not rated 38 2mo ago A tokens not measured original MIT

boffin

358

MicSm/boffin

Plugin Claude Code

Bundles 2 skills · 100 tokens together

Strict, routed architectural guardrails for AI coding agents, powered by ParselFire Core.

not rated 38 11d ago A tokens not measured original MIT

ue5-mcp

360

ibrews/ue5-mcp

Plugin Claude Code

Bundles 1 skill · 156 tokens together

Server-agnostic field manual for AI agents driving Unreal Engine 5.7 / 5.8 through MCP. Engine-level reflection gotchas, crash patterns, subsystem-specific quirks (Niagara, MetaSound, Materials, Lumen, UMG, audio), the Python-to-MCP data channel workaround, transport requirements, and verify-after-mutate patterns.…

not rated 37 +1 25d ago A tokens not measured

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