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Claude Code Development skills :)

Flowy lists 5105 skills in the Development category for Claude Code, across 320 plugins. A skill is a folder of instructions an agent loads while you work. Every one here shows what is inside before you install, who wrote it, and whether it is Auto-invoked, meaning a FLOW.md router fires it as you prompt.

Browse all skills →Development plugins →

Showing 96 of 5,105

brainstorming
PopularAuto-invokedSkill
Development

brainstorming

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent,…

@obra@obraView Skill
executing-plans
PopularAuto-invokedSkill
Development

executing-plans

Use when you have a written implementation plan to execute in a separate session with review checkpoints

@obra@obraView Skill
compiler-commit
PopularSkill
Development

compiler-commit

Use when you want to verify compiler changes and commit with the correct convention. Runs tests, lint, and format, then commits with the [compiler] or…

react1d247k
@facebook@facebookView Skill
compiler-orchestrator
PopularSkill
Development

compiler-orchestrator

Orchestrate the Rust compiler port end-to-end. Discovers the current frontier, fixes failing passes, ports new passes, reviews, and commits in a loop.

react1d247k
@facebook@facebookView Skill
compiler-port
PopularSkill
Development

compiler-port

Port a compiler pass from TypeScript to Rust. Gathers context, plans the port, implements in a subagent with test-fix loop, then reviews.

react1d247k
@facebook@facebookView Skill
algorithmic-art
PopularAuto-invokedSkill
Development

algorithmic-art

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code,…

brand-guidelines
PopularAuto-invokedSkill
Development

brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand…

canvas-design
PopularAuto-invokedSkill
Development

canvas-design

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art,…

next-cache-components-adoption
PopularSkill
Development

next-cache-components-

Turn on Cache Components in a Next.js app and resolve the blocking routes it surfaces. Use when the user wants to enable, adopt, or migrate to Cache…

@vercel@vercelView Skill
next-cache-components-optimizer
PopularSkill
Development

next-cache-components-

Drive a Next.js route to instant navigation by setting up an agentic loop, under Cache Components / PPR, on initial load (hard navigation) and client-side…

@vercel@vercelView Skill
next-dev-loop
PopularSkill
Development

next-dev-loop

Verify Next.js runtime behavior after editing app code. Use this skill to confirm a change actually works in a running app — not just that it compiles or…

@vercel@vercelView Skill
antigravity-support
PopularSkill
Development

antigravity-support

Use when the user asks questions, seeks help, or requests instructions related to installing, setting up, or migrating to Antigravity CLI. This skill provides…

@google-gemini@google-geminiView Skill
skill-creator
PopularSkill
Development

skill-creator

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Gemini CLI's…

@google-gemini@google-geminiView Skill
angular-developer
PopularSkill
Development

angular-developer

Generates Angular code and provides architectural guidance. Trigger when creating projects, components, services, or HTTP communication, or for best practices…

@angular@angularView Skill
angular-new-app
PopularSkill
Development

angular-new-app

Creates a new Angular app using the Angular CLI. This skill should be used whenever a user wants to create a new Angular application and contains important…

@angular@angularView Skill
ponytail
PopularSkill
Development

ponytail

Forces the laziest solution that actually works, simplest, shortest, most minimal. Channels a senior dev who has seen everything: question whether the task…

@dietrichgebert@dietrichgebertView Skill
ponytail-audit
PopularSkill
Development

ponytail-audit

Whole-repo audit for over-engineering. Like ponytail-review, but scans the entire codebase instead of a diff: a ranked list of what to delete, simplify, or…

@dietrichgebert@dietrichgebertView Skill
ponytail-debt
PopularSkill
Development

ponytail-debt

Harvest every `ponytail:` comment in the codebase into a debt ledger, so the deliberate shortcuts and deferrals ponytail leaves behind get tracked instead of…

@dietrichgebert@dietrichgebertView Skill
implementing-jsc-classes-cpp
PopularSkill
Development

implementing-jsc-class

Implements JavaScript classes in C++ using JavaScriptCore. Use when creating new JS classes with C++ bindings, prototypes, or constructors.

bun1d95k
@oven-sh@oven-shView Skill
implementing-jsc-classes-rust
PopularSkill
Development

implementing-jsc-class

Creates JavaScript classes using Bun's Rust bindings generator (.classes.ts). Use when implementing new JS APIs in Rust with JSC integration, prototypes, or…

bun1d95k
@oven-sh@oven-shView Skill
javascriptcore-garbage-collector
PopularSkill
Development

javascriptcore-garbage

JSC GC reference for Bun. Use for use-after-free, JS object leaks, "collected too early", or when touching WriteBarrier, visitChildren,…

bun1d95k
@oven-sh@oven-shView Skill
tiptap
Skill
Development

tiptap

Helps coding agents integrate and work with the Tiptap rich text editor. Use when building or modifying a rich text editor with Tiptap, installing Tiptap…

@ueberdosis@ueberdosisView Skill
a2ui-renderer
Skill
Development

a2ui-renderer

Render A2UI (Agent-to-UI declarative surfaces) in CopilotKit v2. Enable the runtime via CopilotRuntime({ a2ui: {...} }), then enable the provider via…

@copilotkit@copilotkitView Skill
channels-setup
Skill
Development

channels-setup

Use when a developer wants to build their first CopilotKit Channels agent and get it answering in Slack or Microsoft Teams — "set up a channel", "connect my…

@copilotkit@copilotkitView Skill
copilotkit-agui
Skill
Development

copilotkit-agui

Use when building custom agent backends, implementing the AG-UI protocol, debugging streaming issues, or understanding how agents communicate with frontends.…

@copilotkit@copilotkitView Skill
sub2api-admin
Skill
Development

sub2api-admin

Manage Sub2API admin APIs for accounts, redeem codes, groups, proxies, error passthrough rules, TLS fingerprint profiles, imports, exports, batch updates, and…

@wei-shaw@wei-shawView Skill
turborepo
Skill
Development

turborepo

Turborepo monorepo build system guidance. Triggers on: turbo.json, task pipelines, dependsOn, caching, remote cache, the "turbo" CLI, --filter, --affected, CI…

@vercel@vercelView Skill
agent-prompt-quality-bar
Skill
Development

agent-prompt-quality-b

Universal quality bar and final audit rubric for any agent system prompt. Activate this whenever you are unsure which archetype skill applies, or as a final…

@mastra-ai@mastra-aiView Skill
builder-smoke-test
Skill
Development

builder-smoke-test

Smoke test the Agent Builder feature branch end-to-end against a hermetic project scaffolded by the skill (linked to the current worktree). Covers workspace…

@mastra-ai@mastra-aiView Skill
add-harness-package
Skill
Development

add-harness-package

Guide for adding new AI SDK harness packages. Use when creating a new @ai-sdk/harness-<name> package that adapts a coding-agent runtime to HarnessV1.

@vercel@vercelView Skill
add-provider-package
Skill
Development

add-provider-package

Guide for adding new AI provider packages to the AI SDK. Use when creating a new @ai-sdk/<provider> package to integrate an AI service into the SDK.

@vercel@vercelView Skill
add-harness-package
Skill
Development

add-harness-package

Guide for adding new AI SDK harness packages. Use when creating a new @ai-sdk/harness-<name> package that adapts a coding-agent runtime to HarnessV1.

@vercel-labs-2@vercel-labs-2View Skill
add-provider-package
Skill
Development

add-provider-package

Guide for adding new AI provider packages to the AI SDK. Use when creating a new @ai-sdk/<provider> package to integrate an AI service into the SDK.

@vercel-labs-2@vercel-labs-2View Skill
cmux
Skill
Development

cmux

End-user control of cmux topology and routing (windows, workspaces, panes/surfaces, focus, moves, reorder, identify, trigger flash). Use when automation needs…

@manaflow-ai@manaflow-aiView Skill
cmux-architecture
Skill
Development

cmux-architecture

cmux package architecture, refactor layering, dependency inversion, file organization, DocC documentation, package design discipline, testability, and Swift 6…

@manaflow-ai@manaflow-aiView Skill
cmux-backend
Skill
Development

cmux-backend

Backend TypeScript and Cloud VM development rules for cmux. Use when editing web/app/api, web/services, backend scripts, Cloud VM lifecycle, provider…

@manaflow-ai@manaflow-aiView Skill
cli
Skill
Development

cli

SpacetimeDB CLI reference for initializing projects, building modules, publishing databases, querying data, and managing servers

concepts
Skill
Development

concepts

Understand SpacetimeDB architecture and core concepts. Use when learning SpacetimeDB or making architectural decisions.

a11y-audit
Skill
Development

a11y-audit

Accessibility audit skill for scanning, fixing, and verifying WCAG 2.2 Level A and AA compliance across React, Next.js, Vue, Angular, Svelte, and plain HTML…

adversarial-reviewer
Skill
Development

adversarial-reviewer

Adversarial code review that breaks the self-review monoculture. Use when you want a genuinely critical review of recent changes, before merging a PR, or when…

agent-designer
Skill
Development

agent-designer

Use when the user asks to design a multi-agent system, pick an orchestration pattern (supervisor/swarm/pipeline), generate tool schemas for agents, or evaluate…

react-email
Skill
Development

react-email

Use when building HTML email templates with React components, adding a visual email editor to an application using the React Email visual editor, rendering…

@resend@resendView Skill
agent-platform-deploy
Skill
Development

agent-platform-deploy

Deploy open models or custom weights from Model Garden to Agent Platform endpoints, check the status of an in-progress deployment operation, or clean up…

@google@googleView Skill
lark-approval
Skill
Development

lark-approval

飞书审批:查询和处理审批待办/已办/实例,搜索可发起审批定义、查看定义详情并发起原生审批实例。当用户要处理审批任务、查看审批实例、搜索或发起审批时使用。审批待办不是飞书任务;非审批类待办走 lark-task。不负责创建审批定义;三方审批定义不走原生提单。

cli1d16k
@larksuite@larksuiteView Skill
lark-apps
Skill
Development

lark-apps

妙搭(Spark/Miaoda)应用开发与托管:应用创建、本地全栈开发、云端生成迭代、创意设计(UI mockup / 可交互原型 / 线框图 / 落地页 / 仪表盘 / 幻灯片 deck / 视觉探索)、AI相关能力和飞书平台能力或者其他外部能力集成、日志/Trace/监控指标/PV/UV…

cli1d16k
@larksuite@larksuiteView Skill
drizzle
Skill
Development

drizzle

Use this skill when writing or modifying Drizzle ORM schemas, queries, or migrations in this repo — specifically the `@internal/dashboard-agent-db` package…

errors-api-e2e
Skill
Development

errors-api-e2e

End-to-end smoke test for the public Errors HTTP API (error groups). Seeds failed runs into ClickHouse so the error materialized views populate, then drives…

span-timeline-events
Skill
Development

span-timeline-events

Use when adding, modifying, or debugging OTel span timeline events in the trace view. Covers event structure, ClickHouse storage constraints, rendering in…

skillopt-sleep
Skill
Development

skillopt-sleep

Use when the user wants their Claude agent to self-improve from past usage, asks about a nightly/offline 'sleep' or 'dream' cycle, memory/skill consolidation,…

skillopt2 variants1d16k
@microsoft@microsoftView Skill
blender-to-unity
Skill
Development

blender-to-unity

Hand off a model from Blender (via BlenderMCP) into Unity (via MCP for Unity) — export the current Blender model, import it through import_model_file, and…

@coplaydev@coplaydevView Skill
mcp-source
Skill
Development

mcp-source

Switch MCP for Unity package source in connected Unity projects. Use /mcp-source [main|beta|branch|local] to swap between upstream releases, your remote…

@coplaydev@coplaydevView Skill
unity-mcp-skill
Skill
Development

unity-mcp-skill

Orchestrate Unity Editor via MCP (Model Context Protocol) tools and resources. Use when working with Unity projects through MCP for Unity - creating/modifying…

@coplaydev@coplaydevView Skill
mcp-apps-builder
Skill
Development

mcp-apps-builder

Build, modify, debug, migrate, or review TypeScript MCP servers and interactive MCP Apps using mcp-use v2. Use for tools, resources, prompts, Views, React host…

@mcp-use@mcp-useView Skill
oauth
Skill
Development

oauth

Configure OAuth providers (Google, Apple, Microsoft, Facebook, GitHub, etc.) to work with portless local dev URLs. Use when setting up OAuth redirect URIs,…

@vercel-labs-2@vercel-labs-2View Skill
portless
Skill
Development

portless

Set up and use portless for named local dev server URLs (e.g. https://myapp.localhost instead of http://localhost:3000). Use when integrating portless into a…

@vercel-labs-2@vercel-labs-2View Skill
gha
Skill
Development

gha

Analyze GitHub Actions failures and identify root causes

dx5d9.6k
@ykdojo@ykdojoView Skill
half-clone
Skill
Development

half-clone

Clone the later half of the current conversation, discarding earlier context to reduce token usage while preserving recent work.

dx5d9.6k
@ykdojo@ykdojoView Skill
handoff
Skill
Development

handoff

Write or update a handoff document so the next agent with fresh context can continue this work.

dx5d9.6k
@ykdojo@ykdojoView Skill
ao-desktop-dev
Skill
Development

ao-desktop-dev

Launch, restart, or troubleshoot the real AO Electron desktop app from this repository; run a checkout against isolated or real local AO data; combine PR…

next-forge
Skill
Development

next-forge

Expert assistance for next-forge — a production-grade Turborepo template for Next.js SaaS apps. Triggers on questions about next-forge installation, setup,…

@vercel@vercelView Skill
plannotator-compound
Skill
Development

plannotator-compound

Analyze a user's Plannotator plan archive to extract denial patterns, feedback taxonomy, evolution over time, and actionable prompt improvements — then produce…

@backnotprop@backnotpropView Skill
plannotator-last
Skill
Development

plannotator-last

Open Plannotator on the latest rendered assistant message and use the returned annotations to revise that message or continue.

plannotator1 variant1d7.6k
@backnotprop@backnotpropView Skill
orval
Skill
Development

orval

Generate type-safe API clients, TanStack Query/SWR hooks, Zod schemas, MSW mocks, Hono server handlers, MCP servers, and SolidStart actions from OpenAPI specs…

orval2d6.3k
@orval-labs@orval-labsView Skill
xcodebuildmcp
Skill
Development

xcodebuildmcp

Official skill for XcodeBuildMCP. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).

xcodebuildmcp-cli
Skill
Development

xcodebuildmcp-cli

Official skill for the XcodeBuildMCP CLI. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).

xcodebuildmcp
Skill
Development

xcodebuildmcp

Official skill for XcodeBuildMCP. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).

@getsentry@getsentryView Skill
xcodebuildmcp-cli
Skill
Development

xcodebuildmcp-cli

Official skill for the XcodeBuildMCP CLI. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).

@getsentry@getsentryView Skill
create-atomic-agent
Skill
Development

create-atomic-agent

Build and wire an `AtomicAgent[InSchema, OutSchema]` — schemas, `AgentConfig`, `SystemPromptGenerator`, provider client, history, hooks, optional context…

@eigenwise@eigenwiseView Skill
create-atomic-schema
Skill
Development

create-atomic-schema

Design and write a `BaseIOSchema` input/output pair for an Atomic Agents agent or tool — docstrings, field descriptions, validators, error variants. Use when…

@eigenwise@eigenwiseView Skill

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