Building agents

38,263 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.

cccc

2641

JTropy/cccc-skill

Skill Codex

Use when the user explicitly requests cccc/4C, asks to launch local Claude Code or Codex as a peer, or confirms a suggested local peer handoff for bounded implementation or a read-only second opinion. Do not use when the user or project rules prohibit external agents.

not rated 15 1mo ago A 58 tokens original MIT

rules

2642

snowdreamtech/template

Cursor rule Cursor

Before answering ANY prompt or executing ANY code in this repository, you MUST first read and strictly adhere to ALL the rules defined in the following directory.

not rated 15 3d ago A 1,566 tokens copy · 100% MIT

loop

2645

45ck/skill-harness

Skill Claude CodeCodex needs its repo

Handle /loop-style requests for finding, adapting, drafting, and preparing bounded agent loops without treating external loop catalogs as authorization.

not rated 15 2mo ago A 27 tokens original MIT

od-default

2646

wolfenazz/YzPzCode

Skill Claude CodeCodex

Hidden fallback scenario for free-form Home prompts. Ask the task type first, then continue through the matching Open Design flow.

not rated 15 +2 11d ago A SkillSpector: pass 27 tokens original Apache-2.0

dsh-plugin-dev

2647

zimodzh/dsh-plugin-dev-skills

Skill Claude CodeCodex

An authoritative development guide for DeepSeek Harness plugins. DeepSeek Harness is a system where models, tools, services, events, and adapters are built as plugins.

not rated 14 changed 10d ago A 156 tokens original MIT

council

2648

byPawel/tachibot-mcp

Skill Claude Code

Deep multi-model council with research, adversarial debate, sequential reasoning, and final synthesis. For architecture decisions and complex tradeoffs.

not rated 14 +1 today A 30 tokens

review-skill

2649

mixpanel/ai-plugins

Skill Claude Code

Reviews an Agent Skills skill against a strict, weighted quality rubric and produces a score (0-100%) with actionable issues. Use when asked to review, score, audit, or evaluate a skill or to check quality. Triggers on: "review this skill", "score the skill", "audit skill quality", "is this skill ready to merge". Do…

not rated 14 3d ago A 99 tokens original Apache-2.0

agentic-project-init

2650

taehyunan-99/agentic-project-init

Skill Claude CodeCodex

A project-initialisation skill that creates a lightweight structure of guides for AI coding agents. It maps project areas and adds sections such as contents, locations, commands, working methods, and cautions.

not rated 14 3mo ago A 398 tokens

typescript-mcp

2651

jhgaylor/express-mcp-handler

Cursor rule Cursor

MCP TypeScript SDK implements the full Model Context Protocol specification, allowing you to build MCP servers and clients using TypeScript.

not rated 14 25d ago A 0 tokens

hangar

2652

mcp-hangar/mcp-hangar

MCP server Claude CodeCodexCursor +2

Production-grade infrastructure for Model Context Protocol. Runs locally from the mcp-hangar Python package. Needs 1 environment variable to run.

not rated 14 today A tokens not measured original MIT

model-delegation

2653

erhantezakar/claude-fable-5-spanking-claude-opus-4.8

Skill Claude CodeCodex

Initiate the orchestrator-worker cost model for this session. The main-loop model (expensive, metered) orchestrates, specs, verifies, and validates only; ALL drafting and mechanical work (code, docs, tests, sweeps, research) runs in Opus 4.8 subagents billed to plan allowance. Invoke at session start or whenever token…

not rated 14 1mo ago A 81 tokens original MIT

booping

2654

A/claude-booping

Plugin Claude Code

Bundles 2 skills, 2 agents · 198 tokens together

Per-project grooming, implementation, retrospective, and lessons workflow with mandatory sub-agent delegation.

not rated 14 1mo ago A tokens not measured original MIT

skillpm

2655

sbroenne/skillpm

Skill Claude Code

Manage npm-distributed Agent Skill packages with skillpm.

not rated 14 today A SkillSpector: warn 14 tokens original MIT

open-skills

2656

allemaar/open-skills

Plugin Claude Code

Bundles 70 skills · 7,877 tokens together

Reusable, inspectable skills for AI coding agents. Every skill has a readable SKILL.md; 40 of 70 also carry a declarative protocol.yon whose structure can be validated with @younndai/yon-parser. Validation does not enforce runtime obedience. A personal project by Alexandru Mares, separate from the YounndAI™ product…

not rated 14 changed 4d ago A tokens not measured original Apache-2.0

optimise-skill

2657

yungbose/upskill

Skill Claude CodeCodex

Use when tuning/optimising/"training" a skill's judge-shaped rubric (a single text document that makes a recurring, scorable decision) against outcome-labelled evidence — e.g. "train the triage rubric", "optimise the reviewer-severity rubric", or the command "/optimise-skill ". Runs on the Claude Max subscription via…

not rated 14 3mo ago A 110 tokens original MIT

build-it

2658

DevOtts/build-it

Skill Claude Code

Autonomous goal-to-DoD delivery orchestrator — the build stage of the -it lifecycle ("plan-it plans it, build-it builds it"); formerly named fable-it. Hand it a goal and a numbered Definition of Done and it runs the whole job to completion, typically unattended, enforcing checkable gates (turn-end, claim…

not rated 14 1mo ago A 162 tokens original MIT

a-ariff/ariff-claude-plugins

Plugin Claude Code

Bundles 1 agent · 37 tokens together

Fully autonomous development assistant that handles all technical tasks including git operations without asking for permission. Use for feature implementation, bug fixes, refactoring, and code changes that need commits.

not rated 14 5mo ago A tokens not measured original MIT

trigger-tree

2661

Hedde/trigger_tree

Plugin Claude Code

Bundles 2 skills, 4 hooks · 114 tokens together

See which docs your AI actually discovers. Local, zero-token documentation telemetry with a live dashboard, heat maps, health diagnostics, and evidence-backed router fixes. macOS/Linux/Windows.

not rated 14 yesterday A tokens not measured original MIT

sidclaw-governance

2662

sidclawhq/platform

Skill Claude CodeCodex

Add policy evaluation, human approval, and audit trails to any tool. Powered by SidClaw.

not rated 14 today A 27 tokens original Apache-2.0

locus

2663

Magnifico4625/locus

Plugin Claude Code

Bundles 9 skills, 3 hooks · 326 tokens together

Persistent project-aware memory for AI coding tools. Built on MCP. Structural map, decisions, session history — zero native deps.

not rated 14 3mo ago A tokens not measured original MIT

MAF Migration Agent

2664

joslat/maf-doctor

Agent Claude Code

Use when migrating a .NET codebase to Microsoft Agent Framework (MAF) 1.3.0. Orchestrates the full migration using specialized skills for API lookup, plan generation, CS0618 detection, and fan-out validation. Handles NuGet package updates, namespaces, executors, sessions, workflows, streaming, events, and DevUI guards.

not rated 14 28d ago A 78 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: