java-up-up / damai

🔥 🔥 官方推荐 🔥 🔥 高并发大麦网售票系统，使用 SpringCloud、Kafka、Redis、Sentinel、ElasticSearch、ShardingSphere 等，通过优化锁的策略、多级缓存管理、数据提前预热、精确的定制限流等多种策略，显著的降低下单延迟。此外还解决各种高并发难题的实际落地解决方案。是面试、就业、提高技术的不二选择！

apache / logging-log4j2

Apache Log4j is a versatile, feature-rich, efficient logging API and backend for Java.

getsentry / sentry-java

A Sentry SDK for Java, Android and other JVM languages.

Sunagatov / Iced-Latte

a online Marketplace for coffee retail (Backend)

hypnguyen1209 / log4j2-rce

Pre-auth RCE via FilteredObjectInputStream MarshalledObject bypass in Apache Log4j 2

dinosn / log4j-4255

End-to-end Docker lab reproducing Apache log4j2 #4255 — FilteredObjectInputStream allowlist bypass via java.rmi.MarshalledObject (unfiltered deserialization → RCE) on Log4j 2.26.1 / JDK 17.