🚀 10x easier, 🚀 140x lower storage cost, 🚀 high performance, 🚀 petabyte scale - Elasticsearch/Splunk/Datadog alternative for 🚀 (logs, metrics, traces, RUM, Error tracking, Session replay).

Parallel Apache Kafka client wrapper with per message ACK, client side queueing, a simpler consumer/producer API with key concurrency and extendable non-blocking IO processing.

An artifact of fully-specified annotations to power static-analysis checks, beginning with nullness analysis.

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

Spring Boot starter for NATS

🌀 Experience tranquillity while browsing the web without people tracking you!

The Amazon Web Services JDBC Driver has been redesigned as an advanced JDBC wrapper. This wrapper is complementary to and extends the functionality of an existing JDBC driver to help an application…

High-Performance server for NATS.io, the cloud and edge native messaging system.

PR에 대한 유용한 통계를 산출하는 GitHub Actions

An open source Valkey client library that supports Valkey and Redis open source 6.2, 7.0 and 7.2. Valkey GLIDE is designed for reliability, optimized performance, and high-availability, for Valkey …

Window management made elegant.

The Patterns of Scalable, Reliable, and Performant Large-Scale Systems

Integration with Netflix OSS components

Spring based shell

Spring Batch is a framework for writing batch applications using Java and Spring

Highly-available version-controlled service configuration repository based on Git, ZooKeeper and HTTP/2

A portable Java library for WebAuthn(Passkeys) server side verification

Tools to analyze package-level structure and visualize it

🏡 Open source home automation that puts local control and privacy first.

A flexible distributed key-value datastore that is optimized for caching and other realtime workloads.

SQL powered operating system instrumentation, monitoring, and analytics.

Unified Queries for Java

Hollow is a java library and toolset for disseminating in-memory datasets from a single producer to many consumers for high performance read-only access.

Conductor is an event driven orchestration platform

Provides Familiar Spring Abstractions for Apache Kafka

Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

UUID Creator is a Java library for generating Universally Unique Identifiers.

A Java architecture test library, to specify and assert architecture rules in plain Java