Building agents

37,226 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.

sandiiarov/skill-creator

Skill Claude CodeCodex

Improves skill-creator generated skills by updating SKILL.md Gotchas and verified examples with reusable learnings. Use after using a generated skill if the interaction revealed custom fields, service quirks, faster workflows, corrected commands, or safer usage patterns.

not rated 614 3mo ago A 56 tokens original MIT

llm-council

410

dair-ai/dair-academy-plugins

Plugin Claude Code

Bundles 1 skill · 81 tokens together

Orchestrate multiple open-weight LLMs via Fireworks AI to deliberate on queries using Karpathy's LLM Council concept. Models respond individually, rank each other's responses, then a Chairman synthesizes the best answer. Powered entirely by fast, affordable open-weight models on Fireworks.

not rated 611 +1 1mo ago A tokens not measured original MIT

brand-building-skills

411

arnabbagxd/Brand-building-skills

Plugin Claude Code

Bundles 29 skills · 3,589 tokens together

29 brand building and marketing skills: brand strategy, naming, identity, voice, positioning, messaging, audit, guidelines, launch, rebranding, personal brand, manifesto, architecture, measurement, packaging, DTC marketing, B2B brand marketing, brand partnerships, UGC, ASO, WhatsApp marketing, email marketing…

not rated 609 +17 2mo ago A tokens not measured original MIT

vendo-setup

413

runvendo/vendo

Skill Claude CodeCodex

Install and configure Vendo (the embedded product agent) in a host repo. Use when asked to add Vendo to an app, run vendo init/doctor/sync, wire the Vendo handler or VendoProvider, or debug a Vendo install.

not rated 605 +4 5d ago A 56 tokens original Apache-2.0

mdflow

414

johnlindquist/mdflow

Skill Claude Code

Build and maintain a project's ./flows directory, the agent roster. Each flow is one markdown file that runs as an AI agent (frontmatter + prompt body) on claude, codex, pi, cursor-agent, copilot, agy, or any CLI engine, with colocated behavioral evals. Use when the user asks to "create a flow", "add an agent to this…

not rated 603 7d ago A 106 tokens original MIT

claude-api

415

andrew-kramer-inno/claude-code-source-build

Skill Claude CodeCodex

This skill helps you build LLM-powered applications with Claude. Choose the right surface based on your needs, detect the project language, then read the relevant language-specific documentation.

not rated 596 +1 5mo ago A 0 tokens

mcp-scripting

416

Zhou-Shilin/Aether

Skill Claude CodeCodex

Write mcpScript JavaScript for discovering, inspecting, and calling MCP tools.

not rated 594 +2 yesterday A 21 tokens GPL-3.0

majiayu000/claude-skill-registry

Skill Claude CodeCodex

Use when designing an autonomous agent, planning agent architecture, building a scheduled automation, or creating a Claude Code agent workflow. Triggers: 'design an agent', 'build an automation', 'agent architecture', 'automate this workflow', 'create a scheduled agent', 'shell script agent'.

not rated 593 +8 today A 64 tokens original MIT

FradSer/dotclaude

Skill Claude Code

A skill that reviews remembered feedback about marketplace skills against the current files. It checks whether past problems still exist and updates either the skill or the stored memory.

not rated 589 +1 26d ago A 99 tokens original MIT

agent-workflow

419

zhsama/claude-sub-agent

Command Claude Code

Automated multi-agent development workflow with quality gates from idea to production code.

not rated 588 +1 1y ago A 14 tokens

skill-router

420

stevesolun/ctx

Skill Claude CodeCodex

Repo-aware recommendation manager for ctx. Scans the active repository, identifies stack and workflow signals, recommends a capped set of skills, agents, and MCP servers, and unloads helpers that no longer match the current work after user confirmation. Harnesses are recommended by the custom-model onboarding flow or…

not rated 583 6d ago A 72 tokens original MIT

fable-advisor

421

kju4q/ai-weekend-builds

Agent Claude Code

Senior advisor for hard problems. Consult when stuck on architecture decisions, ambiguous tradeoffs, or when an approach isn't working. Returns guidance, not implementation.

not rated 581 +6 13d ago A 35 tokens

claude-md-expert

423

josix/awesome-claude-md

Agent Claude Code

Use this agent when you need expert guidance on creating, improving, or reviewing CLAUDE.md files and LLM integration patterns. Examples: Context: User wants to create a CLAUDE.md file for their new TypeScript project. user: 'I'm starting a new React TypeScript project and want to create a CLAUDE.md file. What should…

not rated 577 +3 3mo ago A 0 tokens

skill-creator

424

ZMGID/kivio

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 577 +4 yesterday A 64 tokens GPL-3.0

skill-creator

425

ECNU-ICALK/AutoSkill

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 572 +2 3mo ago A 63 tokens

claw-orchestrator

427

Enderfga/claw-orchestrator

Skill Claude CodeCodex

Manage persistent coding sessions across Claude Code, Codex, Antigravity (agy), Grok Build, and OpenCode engines. Use when orchestrating multi-engine coding agents, starting/sending/stopping sessions, running multi-agent council collaborations, cross-session messaging, ultraplan deep planning, ultrareview parallel…

not rated 568 +8 changed 2d ago A 468 tokens original MIT

claude-dashboard

428

uppinote20/claude-dashboard

Plugin Claude Code

Bundles 4 commands, 1 hook · 52 tokens together

Unified status line for Claude Code with multi-CLI (Claude, Codex, Gemini, Antigravity, z.ai) usage monitoring, context, rate limits, and cost tracking.

not rated 564 +2 14d ago A tokens not measured original MIT

skills-discovery

429

Kamalnrf/claude-plugins

Skill Claude CodeCodex

Search for and install Agent Skills that give you specialized capabilities. Before starting work, ask might a skill exist that handles this better than my base knowledge? If the task involves specific technologies, frameworks, file formats, or expert domains. Search proactively, even if the user doesn't mention…

not rated 561 6d ago A 90 tokens

skilldeck

430

crossoverJie/SkillDeck

Skill Claude CodeCodex

Manage AI agent skills via natural language — install, update, delete, and assign skills to agents using SkillDeck's filesystem conventions.

not rated 557 +5 2mo ago A ✓ AI review 29 tokens original MIT

writing-skills

431

NeuroAIHub/BrainPilot

Skill Claude CodeCodex

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

not rated 557 +44 3d ago A 20 tokens AGPL-3.0

a2a-setup

432

win4r/openclaw-a2a-gateway

Skill Claude CodeCodex

Install and configure the OpenClaw A2A Gateway plugin for cross-server agent communication. Use when: (1) setting up A2A between two or more OpenClaw instances, (2) user says 'configure A2A', 'set up A2A gateway', 'connect two OpenClaw servers', 'agent-to-agent communication', (3) adding a new A2A peer to an existing…

not rated 554 1mo ago D 130 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: