Open source. Open possibilities.

Luigi is a Python package for building complex pipelines of batch jobs, handling dependency resolution, workflow management, visualization, failure handling and command-line integration, with built-in Hadoop support.

Source code for the Apache Doris official website (doris.apache.org), built with Docusaurus 3. Hosts multilingual documentation, blog posts, and community guides for Apache Doris, a real-time MPP analytical database.

Trino is a fast distributed SQL query engine designed for big data analytics, formerly known as PrestoSQL.

APIJSON is a JSON-based communication protocol and ORM library that lets clients define the data and structure they need, reducing backend API and documentation work. It supports CRUD, fuzzy search and remote function calls across many databases and languages.

Eclipse Deeplearning4J (DL4J) is a JVM-based deep learning ecosystem supporting Java, Scala, Kotlin, and more. It includes model import from Keras, TensorFlow, ONNX; ND4J for linear algebra; SameDiff for automatic differentiation; DataVec for ETL; and runs on CPU/GPU across Windows, Linux, macOS.