Python ETL framework for stream processing, real-time analytics, LLM pipelines, and RAG.
- batch-processing
- kafka
- pathway
- python
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Apache Spark - A unified analytics engine for large-scale data processing
- python
- scala
- r
- java
Building event-driven applications the easy way in Go.
- watermill
- event-driven
- event-sourcing
- sagas
Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.
Fancy stream processing made operationally mundane
- message-queue
- stream-processing
- streaming-data
- message-bus
Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more
Apache Beam is a unified programming model for Batch and Streaming data processing.
- python
- java
- big-data
- beam
Fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows
- fluentd
- c
- logging
- data-collector
Python Stream Processing
- kafka-streams
- kafka
- python
- asyncio
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
- java
- hazelcast
- in-memory
- big-data
The live data layer for apps and AI agents. Create up-to-the-second views into your business, just using SQL
🦀 event stream processing for developers to collect and transform data in motion to power responsive data intensive applications.
- cloud-native
- streaming
- rust
- real-time
Distributed stream processing engine in Rust
- data
- dev-tools
- infrastructure
- kafka
A network event stream processing system, in Clojure.
- riemann
- events
- clojure
- monitoring
Drop-in Apache Spark replacement written in Rust, unifying batch processing, stream processing, and compute-intensive AI workloads.
Kubernetes-native platform to run massively parallel data/streaming jobs
- kubernetes
- stream-processing
- data-processing
- k8s
Concurrent and multi-stage data ingestion and data processing with Elixir
- elixir
- genstage
- data-ingestion
- data-processing
High-performance time-series aggregation for PostgreSQL
- realtime
- stream-processing
- analytics
- sql
Goka is a compact yet powerful distributed stream processing library for Apache Kafka written in Go.
- goka
- stream
- processing
- kafka
The fastest unified streaming SQL Engine in a single C++ binary. ⚡ Millisecond latency. 100+ GB/s throughput. Continuously compute stateful context from streams, logs, metrics, events, and CDC.
- clickhouse
- sql
- redpanda
- single-binary
Ruby and Rails efficient Kafka processing framework
- karafka-framework
- kafka
- kafka-client
- kafka-clients
A lightweight stream processing library for Go
Python Stream Processing
- python
- stream-processing
- rust
- data-engineering
Python Stream Processing. A Faust fork