Overview
nestjs-expert is an open-source backend skill for Claude Code and compatible agents, published by Jeffallan. Its author describes it as: “Creates and configures NestJS modules, controllers, services, DTOs, guards, and interceptors for enterprise-grade TypeScript backend applications. Use when building NestJS REST APIs or GraphQL services, implementing d…”. The project has 11k stars on GitHub and is available under the MIT license. Add it to your setup with `/plugin marketplace add Jeffallan/claude-skills`.
What nestjs-expert does
Senior NestJS specialist with deep expertise in enterprise-grade, scalable TypeScript backend applications.
Best for
What’s inside
The SKILL.md for nestjs-expert is organised into these sections:
- Core Workflow
- Reference Guide
- Code Examples
- Controller with DTO Validation and Swagger
- Service with Dependency Injection and Error Handling
- Module Definition
- Unit Test for Service
- Constraints
- MUST DO
- MUST NOT DO
- Output Templates
- Knowledge Reference
Installation
Add nestjs-expert to your agent with:
/plugin marketplace add Jeffallan/claude-skillsReview a skill’s source before installing it — skills can instruct your agent to run commands. This command comes from the skill’s public repository, which is the source of truth for setup steps. New to skills? Read how to install Claude Code skills.
Supported agents
- Claude Code — ships a claude code plugin marketplace
License
nestjs-expert is published under the MIT license.
Strengths
- Clear MIT license — safe to read and adapt within its terms
- Ships in Jeffallan/claude-skills, an established project with 11,060 GitHub stars
- Works with Claude Code
- Actively maintained — repository updated in the last 90 days
Author
Topics
Frequently asked questions
- What does nestjs-expert do?
- Creates and configures NestJS modules, controllers, services, DTOs, guards, and interceptors for enterprise-grade TypeScript backend applications. Use when building NestJS REST APIs or GraphQL services, implementing dependency injection, scaffolding modular architecture, adding JWT/Passport authentication, integrating TypeORM or Prisma, or working with .module.ts, .controller.ts, and .service.ts files. Invoke for guards, interceptors, pipes, validation, Swagger documentation, and unit/E2E testing in NestJS projects.
- How do I install nestjs-expert?
- Run /plugin marketplace add Jeffallan/claude-skills in your agent, then reload your skills. Review the source at https://github.com/Jeffallan/claude-skills before installing.
- Is nestjs-expert free to use?
- Yes. nestjs-expert is free and open source under the MIT license, so you can read, run, and adapt it within that license's terms.
- Which agents does nestjs-expert work with?
- nestjs-expert lists Claude Code — named in its SKILL.md, its plugin marketplace or its repository topics. Skills use the portable SKILL.md format, so other agents that read that format may load it too.
- Where does nestjs-expert come from?
- nestjs-expert ships inside Jeffallan/claude-skills, a repository that contains 41 catalogued skills in total. The repository's 11,060 GitHub stars apply to that whole collection, not to this skill on its own.