CarGuo / GSYVideoPlayer

Video players (IJKplayer, ExoPlayer, MediaPlayer), HTTPS, 16k page size, danmaku (bullet chat) support, external subtitles, support for filters, watermarks, and GIF screenshots, pre-roll and mid-roll ads, multiple simultaneous playback, basic seeking/dragging, volume and brightness adjustment, play-while-cache support

FasterXML / jackson-core

Core part of Jackson that defines Streaming API as well as basic shared abstractions

aliyun / aliyun-openapi-java-sdk

The Alibaba Cloud V1.0 SDK will soon enter the Basic Security Maintenance phase and is no longer recommended for use. V2.0 SDK is available here: https://github.com/aliyun/alibabacloud-java-sdk

esig / dss

Digital Signature Service : creation, extension and validation of advanced electronic signatures

in28minutes / jpa-with-hibernate

Master JPA using Hibernate as the implementation. Learn the basics of JPA - entities, relationships, entity manager, annotations, JPQL and Criteria API. Take a step into the advanced world of JPA - caching, performance tuning(n + 1 queries), mapping inheritance hierarchies. Get a peek into the magic of Spring Data JPA & Spring Data Rest.

taovietducofficial / OOP-Competitive

Master OOP beyond the basics with SOLID, Clean Code, Design Patterns, Testing, and Software Architecture through practical Java, C++, and Python projects.

taovietducofficial / OOP-Student

OOP-Student is the next level after OOP-Beginner, helping learners move from basic OOP to practical object-oriented design with Java, C++, and Python through abstraction, composition, SOLID principles, design patterns, and real-world exercises.