Agent Skills

Cross-platform

Reusable agent skill instructions that extend AI coding agents with project-specific knowledge. Skills follow the Agent Skills Specification and work across OpenCode, Codex, Claude Code, and 50+ other agents.

bash

npx skills add m10rten/typescript-bits

npxOpenCodeCodexClaude Code

Available Skills

Api Design Guidelines

2.2k

Guidelines for designing public TypeScript APIs — surface area

Async Patterns

4.2k

Production-ready async patterns — concurrency control

Caching Patterns

2.5k

In-memory caching patterns for TypeScript — memoization

Complexity Principles

4.5k

Big O notation

Composition Patterns

3.4k

Concrete patterns for composing behavior from small units — function composition

Error Handling Patterns

2.3k

Type-safe error handling in TypeScript — Result type

Esm Best Practices

2.7k

ESM-specific patterns for TypeScript and Node.js — file extensions

Http Rest Guidelines

2.8k

Guidelines for designing and implementing HTTP REST APIs — resource naming

Memory Management Guidelines

4k

Production memory management patterns for Node.js/TypeScript — GC fundamentals

Monorepo Guidelines

2.1k

pnpm workspace monorepo patterns — workspace setup

Nextjs Best Practices

4.9k

Production-ready Next.js App Router patterns — server components

Nodejs Best Practices

3.9k

Production-ready Node.js patterns — ESM

Playwright Best Practices

3.3k

Production-ready Playwright patterns — config

React Best Practices

4.9k

Production-ready React best practices — component architecture

Security Guidelines

7.7k

Security guidelines for TypeScript and Node.js — input validation

Software Principles Guidelines

3.4k

Core software engineering principles and guidelines — SOLID

Testing Guidelines

2.4k

Node.js native test runner patterns — assertions

Type System Patterns

3k

Advanced TypeScript type system patterns — branded types

Typescript Best Practices

1.7k

Production-ready TypeScript best practices — tsconfig

Zod Best Practices

2.6k

Production-ready Zod 4 patterns — schema composition

Adding New Skills

Create a subdirectory under skills/<skill-name>/ with a SKILL.md containing YAML frontmatter (name, description) and markdown instructions. The skills CLI auto-discovers new skills — no configuration needed.