Building agents

40,000 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.

prompt-improver

219

severity1/claude-code-prompt-improver

Plugin Claude Code

Bundles 1 skill, 3 hooks · 42 tokens together

Intelligent prompt optimization: injects the right context at the right moment so Claude lands a better first output. Clarifies vague prompts with research-based questions, plus targeted nudges for approach selection, plan readability, workflow routing, background execution, subagent routing, output readability…

not rated 2.0k +4 changed 23d ago A tokens not measured original MIT

skill-evolve

220

yologdev/yoyo-evolve

Skill Claude CodeCodex

Refine, create, or retire your own skills based on recurring patterns from past sessions.

not rated 1.9k +3 changed 9d ago A SkillSpector: warn 21 tokens original MIT

open-ralph-wiggum

221

Th0rgal/open-ralph-wiggum

Skill Claude CodeCodex

Use this skill whenever a user wants to run, install, configure, or understand open-ralph-wiggum (ralph). This skill can be used by any AI assistant or IDE agent (GitHub Copilot, Claude Code, Cursor, Windsurf, etc.). Triggers on: "ralph", "ralph wiggum", "agentic loop", "iterative AI loop", "autonomous coding loop"…

not rated 1.9k +2 4mo ago C 225 tokens original MIT

open-mercato/open-mercato

Skill Claude CodeCodex

Scaffold a NEW file-defined OpenCode agent for the Open Mercato Agent Orchestrator (the agent assembled from an agents/ / directory of Markdown files and run on the OpenCode runtime / Playground). Creates AGENT.md + OUTCOME.md (+ optional skills/, sub-agents/, tools/), enforces the propose-only hard gates, runs yarn…

not rated 1.9k +12 today A 194 tokens original MIT

a5c-ai/babysitter

Skill Claude Code

This skill should be used when the user asks to "find skills in the wild", "assimilate popular workflows", "discover SKILL.md files in repos", "research external skills", "find workflow patterns", "survey the skill landscape", "what skills exist out there", or wants to investigate public repositories for extractable…

not rated 1.9k +13 1mo ago A SkillSpector: warn 110 tokens original MIT

agents-meet-rl

224

thinkwee/AgentsMeetRL

Plugin Claude Code

Bundles 1 skill · 220 tokens together

Troubleshooter + machine-readable corpus for reinforcement-learning training, evaluation, and experiment design on LLM agents (single/multi-agent, multi-turn, tool-augmented). Distilled from the AgentsMeetRL awesome list (378 projects).

not rated 1.9k +3 changed 14d ago A tokens not measured

ha-skill-creator

225

shiwenwen/hope-agent

Skill Claude Code

Create, edit, improve, or audit Hope Agent skills. Use when the user wants to: (1) create a new skill from scratch, (2) edit or improve an existing skill, (3) review or clean up a SKILL.md file, (4) run evaluations to test skill effectiveness, (5) optimize skill descriptions for better trigger accuracy. Trigger…

not rated 1.9k +44 changed 1mo ago A SkillSpector: warn 106 tokens original MIT

opc-collab

226

HKUDS/OpenOPC

Skill Claude CodeCodex needs its repo

Collaborate with other agents in OpenOPC company mode via the opc-collab CLI — send messages, request user input, delegate work, read the manager board, respond in meetings, propose task adjustments.

not rated 1.9k 8d ago A SkillSpector: warn 49 tokens original MIT

edgeone-makers-agents

227

TencentEdgeOne/edgeone-makers-tools

Cursor rule Cursor needs its repo

This skill guides building AI agent endpoints on EdgeOne Makers — five framework routes (DeepAgents, LangGraph, CrewAI, OpenAI Agents SDK, Claude Agent SDK), platform-injected context.store / context.tools / context.sandbox, conversationid dual-channel routing, SSE streaming, and agents/ vs cloud-functions/…

not rated 1.8k +7 changed 16d ago A 207 tokens original MIT

open-prose

228

openprose/prose

Plugin Claude Code

Bundles 1 skill · 133 tokens together

State what an agent must accomplish and which requirements it must satisfy. Reuse and combine Markdown contracts.

not rated 1.8k +51 changed 23d ago A tokens not measured original MIT

manage-skills-hub

229

qufei1993/skills-hub

Skill Claude CodeCodex

Use this skill whenever an Agent needs to query, find, install, deploy, update, tag, adopt, diagnose, or safely remove Skills Hub content, including natural-language requests to manage Skills for Codex, Claude Code, Cursor, or another Agent. Always use the Skills Hub CLI workflow instead of editing Skill directories…

not rated 1.8k +4 changed 13d ago A 73 tokens original MIT

agents

230

mex-memory/mex

Cursor rule Cursor

Always-loaded project anchor. Read this first. Contains project identity, non-negotiables, commands, and pointer to ROUTER.md for full context.

not rated 1.8k +7 changed 1mo ago A 30 tokens original MIT

AMAP-ML/LongHorizon-Harness

Skill Codex

Reproduce CUA-Harness experiments on WeaveBench from a GitHub checkout. Use when the user wants an AI coding agent to set up dependencies, download WeaveBench assets, prepare the 120G VM, configure Qwen/Anthropic-compatible APIs, run smoke tests, launch full or subset evaluations, inspect logs, or summarize scores for…

not rated 1.8k +20 4d ago A SkillSpector: pass 81 tokens original MIT

create-digital-human

232

openkursar/hello-halo

Skill Claude CodeCodex

Authoring guide for Halo digital humans (automation apps). Read before calling createautomationapp or updateautomationapp.

not rated 1.8k +36 changed 7d ago A SkillSpector: warn 29 tokens

devtu-remote-provider

233

mims-harvard/ToolUniverse

Skill Claude CodeCodex

Bring up, standardise or debug a GPU-backed ToolUniverse remote tool in src/tooluniverse/remote/ / — the provider.toml manifest, the resident model worker, wrapping a third-party optimization kit, and reading what tu remote setup refuses. Use when adding a self-hosted model provider, converting one from per-request…

not rated 1.8k +12 yesterday A 93 tokens original Apache-2.0

agent-kit

234

sendaifun/solana-agent-kit

MCP server Claude CodeCodexCursor +2

MCP server "agent-kit" as configured in sendaifun/solana-agent-kit. Runs /absolute/path/to/build/index.js with node. Needs 3 environment variables to run.

not rated 1.7k +3 5mo ago A tokens not measured original Apache-2.0

agent-organizer

236

lst97/claude-code-sub-agents

Agent Claude Code

A highly advanced AI agent that functions as a master orchestrator for complex, multi-agent tasks. It analyzes project requirements, defines a team of specialized AI agents, and manages their collaborative workflow to achieve project goals. Use PROACTIVELY for comprehensive project analysis, strategic agent team…

not rated 1.7k +3 1y ago A 66 tokens original MIT

cc-thinking-skills

237

tjboudreaux/cc-thinking-skills

Plugin Claude Code

Bundles 28 skills · 1,028 tokens together

28 eval-informed mental models and critical-thinking skills for Claude Code, GitHub Copilot, Codex, Cursor, and other Agent Skills-compatible tools.

not rated 1.7k +17 2mo ago A tokens not measured original MIT

ai-devkit

238

codeaholicguy/ai-devkit

Plugin Claude Code

Bundles 31 skills, 1 hook · 1,529 tokens together

Make AI coding agents follow a repeatable engineering workflow with memory, verification, skills, and multi-agent setup.

not rated 1.7k +5 changed yesterday A tokens not measured original Apache-2.0

n8n-architect

239

EtienneLescot/n8n-as-code

Skill Claude CodeCodex

Use when the user explicitly wants to create, edit, validate, sync, or troubleshoot n8n workflows, asks about n8n nodes or automation, or wants to use n8n-as-code in the current context root.

not rated 1.6k +1 changed 1mo ago A SkillSpector: warn 52 tokens original MIT

utcp-cli

240

universal-tool-calling-protocol/code-mode

Skill Claude CodeCodex

Call external APIs, MCP servers, and CLI tools by writing TypeScript code that runs in a sandbox — without MCP. Use when the user wants the agent to use a tool/API/integration (e.g. "search Open Library", "read my Notion", "call this REST API") in an environment that has a shell but no MCP config and no settable…

not rated 1.6k +10 2mo ago A SkillSpector: warn 146 tokens original MPL-2.0

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: