Apache Log4j 2 is a versatile, feature-rich, efficient logging API
Apache DevLake is an open-source dev data platform
MPP-based interactive SQL data warehousing for reporting and analysis
Apache Impala
Application Performance Monitoring System
Apache Log4net is a versatile, feature-rich, efficient logging API
Apache Lucene open-source search software
Apache InLong - a one-stop integration framework for massive data
Fast and beautiful Log Viewer for Laravel
Go version of append-only log CRDT on IPFS
Rust for data analysis encyclopedia (WIP)
A plugin that integrates Lucene IK analyzer into elasticsearch
The web-based visual programming editor
Android logger, pretty, powerful and flexible, log to everywhere
Distributed tracing system to gather timing data
Cross platform web application firewall (WAF) engine for Apache
Gephi the open graph Viz platform
A Distributed RESTful Search Engine
Your window into the Elastic Stack
Define and run multi-container applications with Docker
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Fast, scalable, multi-language and extensible build system
Log analyser / visualiser for Java HotSpot JIT compiler
Progressive Delivery for Kubernetes
Daemon to ban hosts that cause multiple authentication errors