structured-logging

Blazing fast, structured, leveled logging in Go.

Zero Allocation JSON Logger

NLog - Flexible and Structured Logging for various .NET Platforms

Simple, powerful, and fast logging for Python.

Structured, contextual, extensible, composable logging for Rust

A fast and powerful log viewer and processor that converts JSON logs or logfmt logs into a clear human-readable format.

Fastest structured logging

🔥 Error handling library with context, assertion, stack trace and source fragments

Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

🚂 A Yeoman generator for Express.js based 12-factor apps and apis

🚨 Design workflows of slog handlers: pipeline, middleware, fanout, routing, failover, load balancing...

Structured Logging for Django

a fast and feature-rich logging library for C

NLog as Logging Provider for Microsoft Extension Logging

Minimal structured logging library for Go

A modern logging library for Javascript / Typescript that routes logs to various logging libraries, cloud providers, files, and OpenTelemetry while providing a fluent API for specifying log messages, metadata and errors.

Go errors but structured and composable. Fault provides an extensible yet ergonomic mechanism for wrapping errors.

A Python logging library with superpowers

A Ruby structured logging is capable of handling a message, custom data or an exception easily and generates JSON or human readable logs.

jl — JSON Logs, a development tool for working with structured JSON logging.