Caterpillar is the ultimate logging system for Deno, Node.js, and Web Browsers. Log levels are implemented to the RFC standard. Log entries can be filtered and piped to various streams, including coloured output to the terminal, the browser's console, and
log4js
v6.9.1(almost 2 years ago)
Log4js is a flexible and efficient logging library for Node.js applications, offering various logging levels, appenders, layouts, and filters to customize and control log output. It supports logging to multiple destinations like files, console, databases, and more, making it suitable for different logging requirements. Log4js provides easy configuration options and allows developers to log messages with different levels of severity, enabling better debugging and monitoring of applications.
Alternatives:
winston-+
pino-+
bunyan-+
morgan-+
debug-+
npmlog-+
consola-+
roarr-+
signale-+
tracer-+
Tags: node.jslogginglibrarydebuggingmonitoring
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Popularity
Log4js is more popular and widely used compared to Caterpillar. It has a larger user base and a more established presence in the JavaScript community.
Features
Both Caterpillar and Log4js are logging libraries for Node.js. They provide similar core features such as logging levels, log formatting, and log output to various destinations. However, Log4js offers a more extensive set of features, including log rolling, log filtering, and support for different appenders and layouts.
Configuration
Caterpillar uses a simple configuration approach with a single configuration object, making it easy to set up and configure. Log4js, on the other hand, provides a more flexible and configurable approach with support for configuration files, allowing for more advanced logging configurations.
Performance
In terms of performance, both libraries are efficient and have minimal impact on application performance. However, Log4js has been optimized for performance and is known to have better performance benchmarks compared to Caterpillar.
Community and Support
Log4js has a larger and more active community compared to Caterpillar. It has a well-documented API, extensive guides, and a larger number of contributors, which results in better community support and faster issue resolution.
Compatibility
Both Caterpillar and Log4js are compatible with Node.js. However, Log4js also provides support for browser-based logging, which can be beneficial if you need to log messages in a client-side JavaScript environment.
