DataX是阿里云DataWorks数据集成的开源版本。

业内为数不多致力于极致体验的超强全自研跨平台(windows/linux/android/iOS)流媒体内核，通过模块化自由组合，支持实时RTMP推流、RTSP推流、RTMP播放器、RTSP播放器、录像、多路流媒体转发、音视频导播、动态视频合成、音频混音、直播互动、内置轻量级RTSP服务等，比快更快，业界真正靠谱的超低延迟直播SDK(1秒内，低延迟模式下200~400ms)。

Pentaho Data Integration ( ETL ) a.k.a Kettle

From Java To Kotlin - Your Cheat Sheet For Java To Kotlin

GeoWave provides geospatial and temporal indexing on top of Accumulo, HBase, BigTable, Cassandra, Kudu, Redis, RocksDB, and DynamoDB.

GeoGig project

GeoWebCache is a tile caching server implemented in Java that provides various tile caching services like WMS-C, TMS, WMTS, Google Maps, MS Bing and more

🎯 GIS application for Android

MBTiles server written in Java

对ArcGIS for Android SDK中的Geopackage进行扩展，使其支持WGS84以外的坐标系统