A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)
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CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
Logstash - transport and process your logs, events, or other data
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
📌 异步线程池框架，支持线程池动态变更&监控&报警，无需修改代码轻松引入。Asynchronous thread pool framework, support Thread Pool Dynamic Change & monitoring & Alarm, no need to modify the code easily introduced.
Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs with no restart or recompilation.
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
A process for collecting metrics using JMX MBeans for Prometheus consumption
Prometheus instrumentation library for JVM applications
P6Spy is a framework that enables database data to be seamlessly intercepted and logged with no code changes to the application.
An extensible Java library for HTTP request and response logging
JVM Profiler Sending Metrics to Kafka, Console Output or Custom Reporter
Fast scalable time series database
📄The reliable, generic, fast and flexible logging framework for Android
FlexyPool adds metrics and failover strategies to a given Connection Pool, allowing it to resize on demand.
The Java microservice lib. QBit is a reactive programming lib for building microservices - JSON, HTTP, WebSocket, and REST. QBit uses reactive programming to build elastic REST, and WebSockets based cloud friendly, web services. SOA evolved for mobile and cloud. ServiceDiscovery, Health, reactive StatService, events, Java idiomatic reactive programming for Microservices.
🔐 An SSL library for configuring http client or server. Rich with features such as hot reloading ssl and trusting additional certificates during runtime, combining multiple keystores, loading pem files and os/jdk certificates, logging certificate information during ssl handshake, bypassing ssl configuration from other libraries and more
Automon combines the power of AOP (AspectJ) with monitoring or logging tools you already use to declaratively trace and monitor your Java code, the JDK, and 3rd party libraries.
(UNMAINTAINED) inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.
🎯 LogCaptor captures log entries for unit and integration testing purposes
Provides tracing abstractions over tracers and tracing system reporters.
Detects smells and computes metrics of Java code
Get inside your JVM
A library that simplifies error handling for Functional Programming in Java