#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

Redisson - Valkey & Redis Java client. Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue,…

A tool for reverse engineering Android apk files

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

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

A collection of algorithms and data structures

A high performance caching library for Java

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

Resilience4j is a fault tolerance library designed for Java8 and functional programming

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

configuration library for JVM languages using HOCON files

Cyberduck is a libre FTP, SFTP, WebDAV, Amazon S3, Backblaze B2, Microsoft Azure & OneDrive and OpenStack Swift file transfer client for Mac and Windows.

Maestro: Netflix’s Workflow Orchestrator

The Data Transfer Project makes it easy for platforms to build interoperable user data portability features. We are establishing a common framework, including data models and protocols, to enable d…

A search view that implements a floating search bar also known as persistent search

A Java API to read, write and create MP4 files

https://openjdk.org/projects/code-tools/jmh

The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation sandbox project 🚀

Android validation library which helps developer boil down the tedious work to three easy steps.

Read data from public transit cards using your NFC Android phone!

High performance reactive SQL Client written in Java

Library of different Bloom filters in Java with optional Redis-backing, counting and many hashing options.

Service Provider Interface for R2DBC Implementations

Full-featured web-based Apache Kafka consumer UI

Java library for reading and writing Xbase (dBase/DBF) files.

Repository for Keycloak Demos

Keycloak module to produce events to kafka

Face Detection. Modified version of http://code.google.com/p/jviolajones/