Logging Packages
Structured and leveled logging libraries for capturing, formatting, and shipping application logs to observability pipelines (Winston, Pino, Loguru).
Packages in Logging
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Pino
A super fast, low-overhead JSON logger for Node.js applications.
Winston
A battle-tested Node.js logging library with pluggable transports, custom formats, and multiple log levels.
loguru
A drop-in replacement for Python's standard logging module that makes logging enjoyable, with almost no setup required.
electron-log
Zero-dependency logging for Electron, Node.js, and NW.js apps with file, console, and remote transports.
morgan
Battle-tested HTTP request logger middleware for Node.js and Express.
env_logger
Environment-variable-configured logging backend for Rust's log crate
logr
A minimal, backend-agnostic structured logging API for Go, letting libraries log without coupling to any specific logging implementation.
Monolog
The PSR-3 logging library that sends PHP logs to files, sockets, databases, and dozens of web services
nest-winston
Nest module wrapper wiring winston logging into NestJS's DI and Logger interface
redux-logger
Redux middleware that logs every dispatched action to the console with previous and next state snapshots.
LogTape
Zero-dependency, library-first structured logging for JavaScript and TypeScript across Deno, Node.js, Bun, browsers, and edge functions.
slog-multi
Compose Go's log/slog handlers into fanout, routing, failover, and load-balancing pipelines.
loglevel
Minimal, dependency-free logging for JavaScript that wraps console methods with reliable level filtering.
koa-logger
Development-style request logging middleware for Koa, printing colorized method, status, timing, and size for every HTTP request.
pretty-env-logger
A colored, aligned formatting wrapper around env_logger for readable Rust console logs.
Roarr
A zero-configuration JSON logger for Node.js and the browser that decouples log production from transport.
fern
A configurable Rust logging library built around a fluent, recursively nestable Dispatch builder.
yii2-psr-log-target
A Yii 2 log target that forwards framework log messages to any PSR-3 compatible logger, such as Monolog.
ECS Winston Format
A winston log formatter that emits Elastic Common Schema (ECS) structured JSON logs
@tinyhttp/logger
Minimal and flexible HTTP request logger middleware for tinyhttp and Node.js.
