Open-source systems performance monitor
Multi-tenant log aggregation system inspired by Prometheus
Fast and beautiful Log Viewer for Laravel
Log management solution that improves the performance of SIEM
Fast C++ logging library
tinylog is a lightweight logging framework for Java, Kotlin, Scala
SQL operating system instrumentation and monitoring framework
An extensible Java library for HTTP request and response logging
Simple .NET logging with fully-structured events
Python logging made (stupidly) simple
Asynchronous Low Latency C++ Logging Library
Track changes to your rails models
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Centralize, transform and stash your data
A minimal, colorful Go logging library
A logger for just about everything
Pure Clojure/Script logging library
A Distributed RESTful Search Engine
A Node.js PostgreSQL client with runtime and build time type safety
An OkHttp interceptor which has pretty logger for request and response
An artisan command to tail your application logs
Parseable is a log analytics system written in Rust
Efficient, deferred formatting for logging on embedded systems
Super fast, all natural json logger
Lightweight data shippers of the Elastic Stack