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Ultra Lightweight
Less than 1kB minified + gzipped. Every byte counts for your bundle size.
CrowlogThe extendable JS logging library
Simple, lightweight, zero-dependency, and extendable logging for any JavaScript environment
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Quick Start
bash
pnpm install @crowlog/loggerbash
npm install @crowlog/loggerbash
yarn add @crowlog/loggertypescript
import { createLogger } from '@crowlog/logger';
const logger = createLogger({ namespace: 'my-app' });
logger.info('Hello world');
logger.error({ error: new Error('Oops') }, 'Something went wrong');Why Crowlog?
Crowlog is designed for developers who need a simple, reliable logging solution without the overhead of complex libraries. Whether you're building a small script or a large application, Crowlog scales with you.
Comparison with Other Libraries
| Library | Runtime Dependencies | Bundled Size (minified + gzipped) |
|---|---|---|
| @crowlog/logger | 0 | 674B |
| pino | 11 | 2.9kB |
| winston | 11 | 37.4kB |
| bunyan | 19 | 5.6kB |
Philosophy
Crowlog follows a few core principles:
- Simplicity First: Easy to understand, easy to use
- Extensibility: Powerful plugin system for advanced use cases
- Performance: Minimal overhead, maximum efficiency
- Developer Experience: Great TypeScript support and testing utilities
What's Next?
- Get Started - Install and set up Crowlog
- Basic Usage - Learn the core concepts
- Transports - Understand where logs go
- Plugins - Extend functionality with plugins