TypeScript · For developers

Guides the design and implementation of Model Context Protocol servers in TypeScript or Python, from tool naming and error messages to evaluation.

anthropics/skills

Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications.

rolling-scopes/rsschool-app

Reviews code against a five-part checklist covering security, correctness, performance, maintainability and testing, and reports findings in a fixed format.

shareAI-lab/learn-claude-code

Walks through building MCP servers in Python or TypeScript that expose tools, resources and prompts to Claude, with templates, registration and testing.

shareAI-lab/learn-claude-code

Import, merge, or combine repositories into an Nx workspace using nx import.

nrwl/nx

Rebuilds the object in a reference image as a procedural, animation-ready Three.js model written entirely in code, using staged sculpting with quality checks.

img2threejs/img2threejs

Adds Firecrawl's /scrape endpoint to application code to pull markdown, HTML, links, screenshots or structured data from a single known URL.

firecrawl/firecrawl

Installs, updates or migrates the vendored anti-slop Oxlint plugin in a repository, keeping local rule changes and the plugin's license and provenance files.

dmmulroy/anti-slop

Guides adding Firecrawl's /interact endpoint to product code for pages that need clicks, forms, pagination or logged-in flows beyond plain scraping.

firecrawl/firecrawl

Sets layered architecture and coding rules for Node.js, Express and TypeScript microservices, covering routes, controllers, services, repositories, Prisma, Sentry and Zod.

diet103/claude-code-infrastructure-showcase

Write, review, or upgrade Effect v4 code in the Composio CLI, cli-keyring, and json-schema-to-effect-schema packages, all pinned exactly to effect@4.0.0-rc.117 — Context.Service and explicit layers…

ComposioHQ/composio

Sets the test-writing workflow for the repository: risk-first scenario lists, behavior-focused Vitest tests, a full run before each commit and a coverage target.

iOfficeAI/AionUi

Helps build terminal user interfaces with OpenTUI using its core imperative API or its React and Solid reconcilers, with references for layout, keyboard, animation and testing.

cline/cline

Reviews frontend changes under `web/` or `packages/dify-ui/` for concrete defects and broken project contracts, using routed rule packs and a severity scale for findings.

langgenius/dify

Link workspace packages in monorepos (npm, yarn, pnpm, bun).

nomcopter/react-mosaic

Turns an OpenAPI or Swagger spec into an MCP server with the mcp-use TypeScript SDK, mapping each operation to a tool, wiring auth, testing and deploying.

mcp-use/mcp-use

Sets the backend TypeScript and Cloud VM rules for cmux: Effect-based services, thin route handlers, Postgres as source of truth, migrations and provider secrets.

manaflow-ai/cmux

Generate comprehensive release notes for Bit from git commits and pull requests.

teambit/bit

A skill your agent uses when working with Payload projects (payload.config.ts, collections, fields, hooks, access control, Payload API).

payloadcms/payload

Creates a Java SDK end-to-end test for the Copilot SDK that runs against a recorded YAML snapshot through a replay proxy, so CI needs no real authentication.

github/copilot-sdk

Configure Better Auth server and client, set up database adapters, manage sessions, add plugins, and handle environment variables.

latitude-dev/latitude-llm

Plan and execute runtime-behavior investigations with temporary TypeScript probe scripts, validation matrices, state controls, and findings-first reports.

redis/node-redis

AI hotspot monitoring and trending topic discovery across multiple sources (Bing, Google, DuckDuckGo, HackerNews, Sogou, Bilibili, Weibo, Twitter).

liyupi/yupi-hot-monitor

Helps write and debug JavaScript or TypeScript that uses the compromise English NLP library for matching, entity extraction, tagging and sentence transforms.

spencermountain/compromise

Build, debug, or review Logseq plugins with the @logseq/libs SDK (TypeScript/JavaScript, iframe/shadow sandboxed).

logseq/logseq

Walks through adding a Wagmi feature across its layers: a Viem-based core action, TanStack Query options, and React and Vue bindings.

wevm/wagmi

Guide for creating and writing Expo native modules and views using the Expo Modules API (Swift, Kotlin, TypeScript).

bbplayer-app/BBPlayer

Work on the pnpm Rust engine (@pnpm/napi, the pacquet crates) that bit install runs through.

teambit/bit

Patterns for building LLM agents on Trigger.dev tasks: prompt chaining, routing, parallel workers, orchestrator-workers, evaluator loops and human approval gates.

papermark/papermark

A skill your agent uses when a PinMe project (Worker TypeScript) needs to call OpenRouter-backed LLM APIs, including models, chat/completions, streaming, or OpenRouter web search.

glitternetwork/pinme

Moves a legacy internal Ghost package from JavaScript and CommonJS to TypeScript and ESM in three focused commits that keep git file history intact.

TryGhost/Ghost

Walks through a Skyvern open-source release bump: update the version, rebuild the Python and TypeScript SDKs with Fern, commit, and open a pull request.

Skyvern-AI/skyvern

Contributor guide for step three of adding a syncable entity to the Twenty server: write the validator, the migration action builder and the orchestrator wiring.

twentyhq/twenty

Build apps with the Claude API or Anthropic SDK. An agent skill from Kocoro-lab/Kocoro.

Kocoro-lab/Kocoro

Build and iterate playable Three.js game systems: starter scaffold, architecture, design briefs, core loops, level and encounter design, entities, input, camera, collision and physics, scoring…

valkor-ai/loom

Build or change a TeaQL application in Java, Rust, Go, Swift, Python, C/.NET, or TypeScript, including Kotlin/JVM applications that consume Java-generated libraries.

teaql/teaql-agent-kit

Run the tests that cover a change in the pnpm repository, in the Rust workspace (pnpm/, pnpr/) or the TypeScript CLI (pnpm11/), and recognize the cases where a scoped run passes without testing…

pnpm/pnpm

Create or align a package in the Remix monorepo to match existing package conventions.

remix-run/remix

AWS Cloud Development Kit (CDK) expert for building cloud infrastructure with TypeScript/Python.

zxkane/aws-skills

Create or edit a Cindy Skill, search the SkillHub public marketplace or your organization's Skills, upload your own Skill, or publish a new version of a Skill you authored.

makecindy/cindy

Add a new self-contained example agent under examples/. An agent skill from GetBindu/Bindu.

GetBindu/Bindu

Sets the rules for writing GraphQL queries and mutations in .gql files, running codegen, and using generated Apollo hooks with proper error and loading handling.

ChrisWiles/claude-code-showcase

A skill your agent uses when writing code that calls the Gemini API for text generation, multi-turn chat, multimodal understanding, image generation, video generation, speech generation (TTS), voice…

google-gemini/gemini-skills

Guidelines for developing with TypeORM, a full-featured ORM for TypeScript and JavaScript supporting multiple databases

rolling-scopes/rsschool-app

Helps instrument a custom Python or TypeScript agent to record events for Failproof AI, verify what gets written, and run an evaluator worker that scores the runs.

FailproofAI/failproofai

Builds, modifies, debugs, migrates and verifies TypeScript MCP servers and MCP Apps with the mcp-use framework, treating the installed package's types as the source of truth.

mcp-use/mcp-use

AWS serverless and event-driven architecture expert based on Well-Architected Framework.

zxkane/aws-skills

Builds or extends a custom Mirage virtual filesystem adapter for an API, database, object store or app data, with a working mount configuration and filesystem tests.

strukto-ai/mirage