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#stream-processing (30 Repositories)

Ranked open-source repositories tagged with #stream-processing, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

63.3%

Avg Review Latency

24.8h

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30 repositories tagged #stream-processing

A TierRust 2.8k 3 GFIs

numaproj/numaflow

Kubernetes-native platform to run massively parallel data/streaming jobs

71.6%
Merge Rate
-
First Review
78%
1st-Timers
26
Maintainers
A TierRust 9.4k 3 GFIs

risingwavelabs/risingwave

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

62.9%
Merge Rate
-
First Review
49%
1st-Timers
38
Maintainers
A TierRust 6.4k

MaterializeInc/materialize

The live data layer for apps and AI agents. Create up-to-the-second views into your business, just using SQL

68.2%
Merge Rate
-
First Review
68%
1st-Timers
33
Maintainers
A TierJava 751

apache/streampipes

Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.

89.4%
Merge Rate
-
First Review
83%
1st-Timers
11
Maintainers
A TierRust 229 2 GFIs

wingfoil-io/wingfoil

ultra low latency graph based stream processing framework

82.9%
Merge Rate
-
First Review
100%
1st-Timers
5
Maintainers
A TierRust 22.7k 1 GFIs

vectordotdev/vector

A high-performance observability data pipeline.

59.1%
Merge Rate
-
First Review
40%
1st-Timers
81
Maintainers
A TierJava 6.3k 2 GFIs

apache/hudi

Upserts, Deletes And Incremental Processing on Big Data.

60.5%
Merge Rate
-
First Review
65%
1st-Timers
61
Maintainers
A TierC++ 2.3k

timeplus-io/proton

The Fastest Unified Streaming SQL Engine in a Single C++ Binary. ⚡ Millisecond latency. 100+ GB/s throughput. Continuously compute real-time context from streams, logs, metrics, events, and CDC.

81.3%
Merge Rate
1d
First Review
60%
1st-Timers
3
Maintainers
A TierRust 5.1k

ArroyoSystems/arroyo

Distributed stream processing engine in Rust

75.9%
Merge Rate
-
First Review
50%
1st-Timers
5
Maintainers
A TierRust 579 2 GFIs

p2panda/p2panda

All the things a panda needs

44.4%
Merge Rate
-
First Review
60%
1st-Timers
7
Maintainers
A TierGo 8.8k 1 GFIs

redpanda-data/connect

Fancy stream processing made operationally mundane

57.4%
Merge Rate
4d
First Review
33%
1st-Timers
24
Maintainers
A TierJava 315

confluentinc/ksql

The database purpose-built for stream processing applications.

61.5%
Merge Rate
-
First Review
63%
1st-Timers
7
Maintainers
A TierC# 109

koralium/flowtide

High-performance streaming SQL query engine designed for real-time data processing. Use cases include event-driven architectures, ETL pipelines, and modern data-intensive applications.

94.3%
Merge Rate
-
First Review
100%
1st-Timers
1
Maintainers
B TierPython 1.6k

nerevu/riko

A Python stream processing engine modeled after Yahoo! Pipes

87.5%
Merge Rate
3d
First Review
100%
1st-Timers
1
Maintainers
B TierC# 572

microsoft/psi

Platform for Situated Intelligence

75.0%
Merge Rate
1d
First Review
100%
1st-Timers
1
Maintainers
B TierJava 1.1k

spring-cloud/spring-cloud-stream

Framework for building Event-Driven Microservices

21.4%
Merge Rate
2d
First Review
38%
1st-Timers
11
Maintainers
B TierGo 127

aleksandarskrbic/khaos

Kafka data generator and load testing tool - generate fake messages, simulate producers and consumers, test broker failures, and run chaos engineering scenarios

86.7%
Merge Rate
-
First Review
50%
1st-Timers
0
Maintainers
B TierGo 227

streamnative/function-mesh

The serverless framework purpose-built for event streaming applications.

100.0%
Merge Rate
10h
First Review
0%
1st-Timers
1
Maintainers
B TierKotlin 180

neo4j-contrib/neo4j-streams

Neo4j Kafka Connector

75.0%
Merge Rate
6d
First Review
50%
1st-Timers
0
Maintainers
B TierRust 379

RedisGears/RedisGears

Dynamic execution framework for your Redis data

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierScala 174

akka/akka-stream-contrib

Add-ons to Akka Stream

100.0%
Merge Rate
7d
First Review
0%
1st-Timers
1
Maintainers
B TierGo 798

gazette/core

Build platforms that flexibly mix SQL, batch, and stream processing paradigms

66.7%
Merge Rate
5d
First Review
100%
1st-Timers
0
Maintainers
B TierC 441

Kurento/kurento

Kurento WebRTC Media Server

50.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierRust 161

volga-project/volga

Unified real-time data engine

50.0%
Merge Rate
<1h
First Review
0%
1st-Timers
1
Maintainers
B TierJavaScript 3.0k

manuzhang/awesome-streaming

a curated list of awesome streaming frameworks, applications, etc

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
C TierRust 482

FutureSDR/FutureSDR

An Async SDR Runtime for Heterogeneous Architectures

77.8%
Merge Rate
20h
First Review
100%
1st-Timers
1
Maintainers
D TierJava 15.1k

zhisheng17/flink-learning

flink learning blog. http://www.54tianzhisheng.cn/ 含 Flink 入门、概念、原理、实战、性能调优、源码解析等内容。涉及 Flink Connector、Metrics、Library、DataStream API、Table API & SQL 等内容的学习案例,还有 Flink 落地应用的大型项目案例(PVUV、日志存储、百亿数据实时去重、监控告警)分享。欢迎大家支持我的专栏《大数据实时计算引擎 Flink 实战与性能优化》

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJava 6.6k

hazelcast/hazelcast

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.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
19
Maintainers
D TierScala 755

gearpump/gearpump

Lightweight real-time big data streaming engine over Apache Pekko

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierRust 5.2k

fluvio-community/fluvio

🦀 event stream processing for developers to collect and transform data in motion to power responsive data intensive applications.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers