# @meltstudio/config-loader > A type-safe configuration loader for Node.js — YAML, JSON, TOML, .env, environment variables, and CLI arguments. This file contains links to documentation sections following the llmstxt.org standard. ## Table of Contents - [Getting Started](https://meltstudio.github.io/config-loader/docs/getting-started): A type-safe configuration loader for Node.js. Define your schema once, load from YAML, JSON, or TOML files, `.env` files, environment variables, an... - [Loading & Sources](https://meltstudio.github.io/config-loader/docs/loading-and-sources): Call `.load()` on a schema to resolve all values and return a plain typed object: - [Schema API](https://meltstudio.github.io/config-loader/docs/schema-api): Define your configuration shape using factory functions. Each field accepts options like `required`, `env`, `cli`, `defaultValue`, `sensitive`, `on... - [TypeScript Utilities](https://meltstudio.github.io/config-loader/docs/typescript-utilities): config-loader exports several types and utilities for advanced use cases: