Top APACHE GitHub Repositories & Tools (2026)

Apache Superset is a Data Visualization and Data Exploration Platform

Apache Airflow - A platform to programmatically author, schedule, and monitor workflows

Apache Iggy: Hyper-Efficient Message Streaming at Laser Speed

Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..

Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.

Apache Iceberg

Drop-in Apache Spark replacement written in Rust, unifying batch processing, stream processing, and compute-intensive AI workloads.

Apache Fineract

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

Apache ZooKeeper

Apache Hive

Apache Maka (Incubating) is a high-performance agent workspace that keeps a complete record of everything it did.

Apache Maven Daemon

Kubernetes operator for managing the lifecycle of Apache Spark applications on Kubernetes.

Java rate limiting library based on token-bucket algorithm.

Apache ActiveMQ

Apache Lucene.NET is an open-source full-text search library written in C#, ported from the Apache Lucene project.

Apache Atlas - Open Metadata Management and Governance capabilities across the Hadoop platform and beyond

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

Apache Kafka® compatible broker with S3, PostgreSQL, SQLite, Apache Iceberg and Delta Lake